{"id":1489,"date":"2023-04-20T20:03:41","date_gmt":"2023-04-20T11:03:41","guid":{"rendered":"http:\/\/edu.ujhb.org\/?p=1489"},"modified":"2023-04-20T20:03:41","modified_gmt":"2023-04-20T11:03:41","slug":"postgresql%e5%85%a5%e9%96%80","status":"publish","type":"post","link":"https:\/\/edu.ujhb.org\/?p=1489","title":{"rendered":"PostgreSQL\u5165\u9580"},"content":{"rendered":"\n<p>IT\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30d3\u30c7\u30aa\u3092\u3084\u308a\u305f\u3044\u306e\u3067\u3059\u304c\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u5fdc\u3058\u3066\u30d3\u30c7\u30aa\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30c6\u30ad\u30b9\u30c8\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u7f6e\u3057\u3066\u3044\u305f\u3060\u3051\u307e\u3059\u304b\u3002 Postgres\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3001\u305d\u3057\u3066\u3042\u306a\u305f\u306f\u79c1\u306b\u30ab\u30d0\u30fc\u3059\u308b\u3082\u306e\u306e\u30ea\u30b9\u30c8\u3092\u4e0e\u3048\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3061\u308d\u3093\u3067\u3059\uff01 PostgreSQL(Postgres)\u306e\u77e5\u8b58\u3068\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u6b21\u306e\u30d3\u30c7\u30aa\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u6982\u8981\u3092\u8a08\u753b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30b9\u7d39\u4ecb\n<ul class=\"wp-block-list\">\n<li>PostgreSQL \u306e\u6982\u8981<\/li>\n\n\n\n<li>\u306a\u305cPostgreSQL\u306a\u306e\u304b<\/li>\n\n\n\n<li>\u30b3\u30fc\u30b9\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30d7\u30ec\u30d3\u30e5\u30fc<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>PostgreSQL \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u69cb\u6210\n<ul class=\"wp-block-list\">\n<li>PostgreSQL\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/li>\n\n\n\n<li>\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b<\/li>\n\n\n\n<li>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30ebpgAdmin\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3068\u7ba1\u7406<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u790e\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3001\u5217\u3001\u304a\u3088\u3073\u884c\u306e\u6982\u5ff5<\/li>\n\n\n\n<li>\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u578b<\/li>\n\n\n\n<li>SQL \u8a00\u8a9e\u306e\u6982\u8981<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u64cd\u4f5c\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u5909\u66f4\u3059\u308b<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30ed\u30ae\u30f3\u30b0\u64cd\u4f5c\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u306e\u633f\u5165 (\u633f\u5165)<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea (\u9078\u629e)<\/li>\n\n\n\n<li>\u66f4\u65b0<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u524a\u9664<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea\u6761\u4ef6\u3068\u4e26\u3079\u66ff\u3048\n<ul class=\"wp-block-list\">\n<li>WHERE \u53e5<\/li>\n\n\n\n<li>AND \u304a\u3088\u3073 OR \u6f14\u7b97\u5b50<\/li>\n\n\n\n<li>\u6f14\u7b97\u5b50\u306e\u5185\u304a\u3088\u3073\u9593<\/li>\n\n\n\n<li>LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50<\/li>\n\n\n\n<li>\u9806\u5e8f\u53e5<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u96c6\u8a08\u95a2\u6570\u3068\u30b0\u30eb\u30fc\u30d7\u5316\n<ul class=\"wp-block-list\">\n<li>\u96c6\u8a08\u95a2\u6570 (\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u6700\u5927)<\/li>\n\n\n\n<li>\u30b0\u30eb\u30fc\u30d7\u5316\u53e5<\/li>\n\n\n\n<li>HAVINGG\u7bc0<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u63a5\u7d9a\u30af\u30a8\u30ea\n<ul class=\"wp-block-list\">\n<li>\u5185\u90e8\u7d50\u5408<\/li>\n\n\n\n<li>\u5de6\u7d50\u5408<\/li>\n\n\n\n<li>\u53f3\u7d50\u5408<\/li>\n\n\n\n<li>\u5b8c\u5168\u7d50\u5408<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30b5\u30d6\u30af\u30a8\u30ea\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30e9\u30a4\u30f3\u30b5\u30d6\u30af\u30a8\u30ea<\/li>\n\n\n\n<li>\u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea<\/li>\n\n\n\n<li>\u5b58\u5728\u3059\u308b\u4e0e\u5b58\u5728\u3057\u306a\u3044<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30d3\u30e5\u30fc\n<ul class=\"wp-block-list\">\n<li>\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n<li>\u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b<\/li>\n\n\n\n<li>\u30d3\u30e5\u30fc\u3092\u524a\u9664\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3068\u5236\u7d04\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6982\u5ff5\u3068\u7a2e\u985e<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664<\/li>\n\n\n\n<li>\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u6027\u5236\u7d04<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u3068\u30ed\u30c3\u30af\n<ul class=\"wp-block-list\">\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6982\u5ff5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5206\u96e2\u30ec\u30d9\u30eb<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8 (\u958b\u59cb\u3001\u30b3\u30df\u30c3\u30c8\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af)<\/li>\n\n\n\n<li>\u30ed\u30c3\u30af\u6a5f\u69cb\u3068\u30ed\u30c3\u30af\u30bf\u30a4\u30d7<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u95a2\u6570\u3068\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\n<ul class=\"wp-block-list\">\n<li>\u95a2\u6570\u306e\u6982\u5ff5\u3068\u4f5c\u6210<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u6982\u5ff5\u3068\u4f5c\u6210<\/li>\n\n\n\n<li>\u30c8\u30ea\u30ac\u30fc\u306e\u6982\u5ff5\u3068\u4f5c\u6210<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u5fa9\u65e7\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u65b9\u6cd5\u3068\u30dd\u30ea\u30b7\u30fc<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8 (pg_dump\u3001pg_restore)<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u56de\u5fa9<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30b3\u30fc\u30b9\u6982\u8981\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u8981\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30ec\u30d3\u30e5\u30fc<\/li>\n\n\n\n<li>\u62e1\u5f35\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u306e\u63a8\u5968\u4e8b\u9805<\/li>\n\n\n\n<li>\u7d50\u8ad6<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u30a2\u30a6\u30c8\u30e9\u30a4\u30f3\u306f\u57fa\u672c\u7684\u306a\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306b\u3059\u304e\u305a\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u81ea\u5206\u3067\u8abf\u6574\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u30a2\u30a6\u30c8\u30e9\u30a4\u30f3\u304c\u3001\u9ad8\u54c1\u8cea\u306ePostgreSQL\u30d3\u30c7\u30aa\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u4f5c\u6210\u306b\u5f79\u7acb\u3064\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>PostgreSQL\u306e\u7d39\u4ecb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u3053\u306e\u4f1a\u8a71\u3067\u4f7f\u7528\u3055\u308c\u305f\u4ee5\u524d\u306e\u30e2\u30c7\u30eb\u306f\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u6700\u65b0\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30e2\u30c7\u30eb\u306b\u5207\u308a\u66ff\u3048\u307e\u3057\u305f<\/p>\n\n\n\n<p>PostgreSQL\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u5358\u306bPostgres\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002 \u30ab\u30ea\u30d5\u30a9\u30eb\u30cb\u30a2\u5927\u5b66\u30d0\u30fc\u30af\u30ec\u30fc\u6821\u3067\u59cb\u307e\u308a\u3001\u5b89\u5b9a\u3057\u305f\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u52b9\u7387\u7684\u3067\u3001\u67d4\u8edf\u6027\u304c\u3042\u308a\u3001\u6a5f\u80fd\u8c4a\u5bcc\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/p>\n\n\n\n<p>PostgreSQL\u306b\u306f\u3001\u9ad8\u3044\u4fe1\u983c\u6027\u3001\u9ad8\u3044\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30dd\u30fc\u30c8\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30b5\u30dd\u30fc\u30c8\u3001ACID\u4e92\u63db\u6027\u3001\u30de\u30eb\u30c1\u30d0\u30fc\u30b8\u30e7\u30f3\u540c\u6642\u5b9f\u884c\u5236\u5fa1(MVCC)\u306e\u30b5\u30dd\u30fc\u30c8\u3001JSON\u304a\u3088\u3073XML\u30c7\u30fc\u30bf\u578b\u306e\u30b5\u30dd\u30fc\u30c8\u3001\u9ad8\u5ea6\u306a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u306e\u30b5\u30dd\u30fc\u30c8\u306a\u3069\u3001\u591a\u304f\u306e\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>PostgreSQL\u306f\u975e\u5e38\u306b\u67d4\u8edf\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3042\u308a\u3001\u5c0f\u898f\u6a21\u306a\u30b7\u30f3\u30b0\u30eb\u30e6\u30fc\u30b6\u30fc\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u5927\u898f\u6a21\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u3055\u3089\u306b\u306f\u5927\u898f\u6a21\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4f01\u696d\u3084\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u307e\u3067\u3001\u3042\u3089\u3086\u308b\u898f\u6a21\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 PostgreSQL\u306f\u3001\u958b\u767a\u8005\u304c\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u3059\u3070\u3084\u304f\u69cb\u7bc9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u591a\u6570\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30c4\u30fc\u30eb\u3068\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u30d5\u30ea\u30fc\u306a\u6027\u8cea\u306b\u3088\u308a\u3001PostgreSQL\u306f\u4e16\u754c\u4e2d\u306b\u5e45\u5e83\u3044\u30e6\u30fc\u30b6\u30fc\u30d9\u30fc\u30b9\u3092\u6301\u3061\u3001\u591a\u6570\u306e\u958b\u767a\u8005\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u7d44\u7e54\u3001\u304a\u3088\u3073\u4f01\u696d\u306b\u3088\u3063\u3066\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u305d\u306e\u7d50\u679c\u3001PostgreSQL\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u306e\u9053\u3092\u30ea\u30fc\u30c9\u3057\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001PostgreSQL\u306f\u3001\u3042\u3089\u3086\u308b\u898f\u6a21\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306e\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u3001\u62e1\u5f35\u6027\u304c\u9ad8\u304f\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u4e3b\u5c0e\u7684\u306a\u5730\u4f4d\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>1 \/ 2<\/p>\n\n\n\n<p>PostgreSQL\u3092\u9078\u3093\u3060\u7406\u7531\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066PostgreSQL\u3092\u9078\u629e\u3059\u308b\u7406\u7531\u306f\u305f\u304f\u3055\u3093\u3042\u308a\u307e\u3059\u304c\u3001\u4e3b\u306a\u7406\u7531\u306e\u3044\u304f\u3064\u304b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9:PostgreSQL\u306f\u3001\u8ab0\u3067\u3082\u81ea\u7531\u306b\u30b3\u30fc\u30c9\u306b\u30a2\u30af\u30bb\u30b9\u3001\u4f7f\u7528\u3001\u5909\u66f4\u3001\u914d\u5e03\u3001\u6295\u7a3f\u3067\u304d\u308b\u5b8c\u5168\u306b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308b\u305f\u3081\u3001\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u5236\u9650\u306b\u3088\u308b\u30b3\u30b9\u30c8\u306e\u554f\u984c\u306a\u3057\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30cb\u30fc\u30ba\u3092\u3088\u308a\u9069\u5207\u306b\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4fe1\u983c\u6027:PostgreSQL\u306f\u3001\u975e\u5e38\u306b\u5b89\u5b9a\u3057\u305f\u5805\u7262\u306a\u975e\u5e38\u306b\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002 PostgreSQL\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30b5\u30dd\u30fc\u30c8\u3084\u9ad8\u5ea6\u306a\u30a8\u30e9\u30fc\u691c\u51fa\u306a\u3069\u3001\u30c7\u30fc\u30bf\u3092\u7834\u640d\u3084\u640d\u5931\u304b\u3089\u4fdd\u8b77\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3044\u304f\u3064\u304b\u306e\u5f37\u529b\u306a\u6a5f\u80fd\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3:PostgreSQL\u306f\u3042\u3089\u3086\u308b\u898f\u6a21\u306e\u74b0\u5883\u3067\u5b9f\u884c\u3067\u304d\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002 \u975e\u5e38\u306b\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u3042\u308a\u3001\u30ce\u30fc\u30c9\u3068\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30ea\u30bd\u30fc\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u6a5f\u80fd\u3092\u7c21\u5358\u306b\u62e1\u5f35\u3067\u304d\u307e\u3059\u3002 PostgreSQL\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3082\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8c4a\u5bcc\u306a\u6a5f\u80fd:PostgreSQL\u306b\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30b5\u30dd\u30fc\u30c8\u3001\u30de\u30eb\u30c1\u30d0\u30fc\u30b8\u30e7\u30f3\u540c\u6642\u5b9f\u884c\u5236\u5fa1\u3001\u5b8c\u5168\u306aSQL\u30b5\u30dd\u30fc\u30c8\u3001\u9ad8\u5ea6\u306a\u30af\u30a8\u30ea\u30b5\u30dd\u30fc\u30c8\u3001\u5730\u7406\u7a7a\u9593\u30c7\u30fc\u30bf\u51e6\u7406\u3001JSON\u304a\u3088\u3073XML\u30b5\u30dd\u30fc\u30c8\u3001PL \/ SQL\u8a00\u8a9e\u30b5\u30dd\u30fc\u30c8\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\u306e\u30b5\u30dd\u30fc\u30c8\u306a\u3069\u3001\u8c4a\u5bcc\u306a\u6a5f\u80fd\u30bb\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001PostgreSQL\u306f\u975e\u5e38\u306b\u67d4\u8edf\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u306b\u306a\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u9069\u5fdc\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3:PostgreSQL\u306f\u3001SSL\u6697\u53f7\u5316\u3001GSSAPI\u8a8d\u8a3c\u3001Kerberos\u8a8d\u8a3c\u3001\u30c7\u30fc\u30bf\u6697\u53f7\u5316\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u975e\u5e38\u306b\u5b89\u5168\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002 PostgreSQL\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u6a5f\u5bc6\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u30dd\u30ea\u30b7\u30fc\u3001\u76e3\u67fb\u3001\u30ed\u30ae\u30f3\u30b0\u306a\u3069\u306e\u591a\u304f\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066PostgreSQL\u3092\u9078\u629e\u3059\u308b\u7406\u7531\u306f\u305f\u304f\u3055\u3093\u3042\u308a\u307e\u3059\u304c\u3001\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u3001\u5b89\u5168\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002 \u3053\u308c\u306f\u3001\u3042\u3089\u3086\u308b\u30b5\u30a4\u30ba\u3068\u30bf\u30a4\u30d7\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5bfe\u5fdc\u3059\u308b\u67d4\u8edf\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u4e3b\u5c0e\u7684\u306a\u5730\u4f4d\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>PostgreSQL\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>PostgreSQL\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3001\u3053\u3053\u306b\u57fa\u672c\u7684\u306a\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.postgresql.org\/download\/\">https:\/\/www.postgresql.org\/download\/<\/a>\u3001PostgreSQL\u306e\u516c\u5f0fWeb\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u305fPostgreSQL\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u3066\u3001[\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9]\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u5f93\u3063\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u306f\u3001PostgreSQL\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u3084\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u306a\u3069\u306e\u60c5\u5831\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002 \u3088\u304f\u308f\u304b\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4e2d\u306b\u3001\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u30fc\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u6700\u9ad8\u306e\u6a29\u9650\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d7\u30ed\u30bb\u30b9\u3067\u6700\u3082\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306b\u4fdd\u3064\u305f\u3081\u306b\u3001\u5fc5\u305a\u5f37\u529b\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001PostgreSQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002 Windows\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001PostgreSQL\u304c\u30b9\u30bf\u30fc\u30c8\u30e1\u30cb\u30e5\u30fc\u306b\u3042\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u304c\u958b\u59cb\u3055\u308c\u307e\u3059\u3002 Linux\u307e\u305f\u306fMac\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066PostgreSQL\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001pgAdmin\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002 pgAdmin\u306f\u3001PostgreSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7c21\u5358\u306b\u7ba1\u7406\u3067\u304d\u308b\u4eba\u6c17\u306e\u3042\u308b\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3057\u307e\u3059\u3002 PostgreSQL\u306ebin\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u74b0\u5883\u5909\u6570\u306b\u8ffd\u52a0\u3057\u3066\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3067PostgreSQL\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u6642\u70b9\u3067\u3001PostgreSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u6b63\u5e38\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304a\u3088\u3073\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3057\u305f\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001PostgreSQL\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u307e\u305f\u306fpgAdmin\u306a\u3069\u306e\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u74b0\u5883\u5909\u6570\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u74b0\u5883\u5909\u6570\u306f\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3067PostgreSQL\u30b3\u30de\u30f3\u30c9\u3092\u7c21\u5358\u306b\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002 Windows\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3092\u958b\u304d\u3001[\u30b7\u30b9\u30c6\u30e0\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3]\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30b7\u30b9\u30c6\u30e0\u300d\u3092\u30bf\u30c3\u30d7\u3057\u3066\u304b\u3089\u300c\u30b7\u30b9\u30c6\u30e0\u306e\u8a73\u7d30\u8a2d\u5b9a\u300d\u3092\u30bf\u30c3\u30d7\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u8a73\u7d30\u8a2d\u5b9a] \u30bf\u30d6\u3067\u3001[\u74b0\u5883\u5909\u6570] \u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30b7\u30b9\u30c6\u30e0\u5909\u6570\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u3001\u300c\u30d1\u30b9\u300d\u5909\u6570\u3092\u898b\u3064\u3051\u3066\u300c\u7de8\u96c6\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u74b0\u5883\u5909\u6570\u306e\u7de8\u96c6\u300d\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001\u300c\u65b0\u898f\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001&#8221;C:\\Program Files\\PostgreSQL\\14\\bin&#8221;\u306a\u3069\u306epostgreSQL bin\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3078\u306e\u30d1\u30b9\u3092\u5165\u529b\u3057\u307e\u3059(\u3053\u3053\u3067\u306f\u3001PostgreSQL\u304cC\u30c9\u30e9\u30a4\u30d6\u306e\u30d0\u30fc\u30b8\u30e7\u30f314\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u30d5\u30a1\u30a4\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u307e\u3059)\u3002<\/li>\n\n\n\n<li>[OK]\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3059\u3079\u3066\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u9589\u3058\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u69cb\u6210\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\u306b\u300cpsql\u300d\u3068\u5165\u529b\u3057\u3001PostgreSQL\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u304c\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u8a2d\u5b9a\u306f\u6210\u529f\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>Linux\u307e\u305f\u306fMac\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u65b9\u6cd5\u306fWindows\u3068\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u958b\u304d\u3001\u73fe\u5728\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30db\u30fc\u30e0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u79fb\u52d5\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>.bashrc \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304d\u3001\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 \u30b3\u30de\u30f3\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 \u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>vi .bashrc<\/code><\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u306e\u672b\u5c3e\u306b\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u307e\u3059: rubyCopy \u30b3\u30fc\u30c9\u3001\u3053\u3053\u3067 &lt;\u30d0\u30fc\u30b8\u30e7\u30f3&gt; \u306f PostgreSQL \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u756a\u53f7 (9.6\u300110\u300111 \u306a\u3069) \u3092\u8868\u3057\u307e\u3059\u3002<code>export PATH=$PATH:\/usr\/lib\/postgresql\/&lt;version&gt;\/bin<\/code><\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3001\u30a8\u30c7\u30a3\u30bf\u30fc\u3092\u7d42\u4e86\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u3001\u74b0\u5883\u5909\u6570\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002<code>source .bashrc<\/code><\/li>\n\n\n\n<li>\u69cb\u6210\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u30bf\u30fc\u30df\u30ca\u30eb\u306b\u300cpsql\u300d\u3068\u5165\u529b\u3057\u3001PostgreSQL\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u8a2d\u5b9a\u306f\u6210\u529f\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u3068\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\u3067PostgreSQL\u30b3\u30de\u30f3\u30c9\u3092\u3088\u308a\u7c21\u5358\u306b\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30ebpgAdmin\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>pgAdmin \u306f\u3001PostgreSQL \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7ba1\u7406\u3092\u5bb9\u6613\u306b\u3059\u308b\u4e00\u822c\u7684\u306a\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30eb\u3067\u3059\u3002 Windows\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306bpgAdmin\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u516c\u5f0f\u306epgAdmin&nbsp;<a href=\"https:\/\/www.pgadmin.org\/download\/%EF%BC%8C%E9%80%89%E6%8B%A9%E9%80%82%E5%90%88%E6%82%A8%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F%E7%9A%84pgAdmin%E7%89%88%E6%9C%AC%EF%BC%8C%E7%82%B9%E5%87%BB%E4%B8%8B%E8%BD%BD%E3%80%82\">https:\/\/www.pgadmin.org\/download\/ Web\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u305fpgAdmin\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u3066\u3001\u30af\u30ea\u30c3\u30af\u3057\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/a><\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u5f93\u3063\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u306f\u3001pgAdmin\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u3084\u8a00\u8a9e\u306a\u3069\u306e\u60c5\u5831\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002 \u3088\u304f\u308f\u304b\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u3001pgAdmin\u306e\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u7ba1\u7406\u8005\u306fpgAdmin\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u6700\u9ad8\u306e\u6a29\u9650\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d7\u30ed\u30bb\u30b9\u306e\u6700\u3082\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306b\u4fdd\u3064\u305f\u3081\u306b\u3001\u5fc5\u305a\u5f37\u529b\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001pgAdmin\u3092\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002 Windows\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001pgAdmin\u306f\u30b9\u30bf\u30fc\u30c8\u30e1\u30cb\u30e5\u30fc\u306b\u3042\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u304c\u958b\u59cb\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002 pgAdmin\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3001[\u30b5\u30fc\u30d0\u30fc\u306e\u8ffd\u52a0]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u540d\u3001\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u3001\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3069\u306e\u63a5\u7d9a\u60c5\u5831\u3092\u5165\u529b\u3057\u307e\u3059\u3002 PostgreSQL \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u65e2\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3053\u306e\u60c5\u5831\u306f PostgreSQL \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb \u30d5\u30a9\u30eb\u30c0\u30fc\u306e\u4e0b\u306e pg_hba.conf \u30d5\u30a1\u30a4\u30eb\u306b\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u63a5\u7d9a\u60c5\u5831\u3092\u4fdd\u5b58\u3057\u3001\u63a5\u7d9a\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002 \u63a5\u7d9a\u306b\u6210\u529f\u3059\u308b\u3068\u3001pgAdmin\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067PostgreSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u64cd\u4f5c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>Linux\u307e\u305f\u306fMac\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001pgAdmin\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u306fWindows\u3068\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u3002 \u304a\u4f7f\u3044\u306e\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30ac\u30a4\u30c9\u306f\u3001pgAdmin\u306e\u516c\u5f0fWeb\u30b5\u30a4\u30c8\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3068\u7ba1\u7406\u306e\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3059\u308b<\/p>\n\n\n\n<p>PostgreSQL\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b3\u30a2\u30b3\u30f3\u30bb\u30d7\u30c8\u3067\u3042\u308a\u3001\u5404\u30e6\u30fc\u30b6\u30fc\u306f\u7570\u306a\u308b\u30a2\u30af\u30bb\u30b9\u6a29\u3068\u30ed\u30fc\u30eb\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002 PostgreSQL\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>PostgreSQL \u306b\u30ed\u30b0\u30a4\u30f3\u3057\u307e\u3059\u3002 \u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u3001PostgreSQL\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u307e\u3059:phpCopy\u30b3\u30fc\u30c9(\u30e6\u30fc\u30b6\u30fc\u540d&gt;&lt;\u30ed\u30b0\u30a4\u30f3\u3057\u305f\u3044\u30e6\u30fc\u30b6\u30fc\u540d&lt;\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d&gt;\u30ed\u30b0\u30a4\u30f3\u3057\u305f\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d\u3067\u3059\u3002<code>psql -U &lt;\u7528\u6237\u540d&gt; -d &lt;\u6570\u636e\u5e93\u540d&gt;<\/code><\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 PostgreSQL\u3067\u306f\u3001CREATE USER\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;newuser&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059: sqlCopy Code\u3053\u308c\u306b\u3088\u308a\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u304c &#8220;mypassword&#8221; \u306b\u8a2d\u5b9a\u3055\u308c\u305f &#8220;newuser&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002 \u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u5165\u529b\u3092\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<code>CREATE USER newuser WITH PASSWORD 'mypassword';<\/code><\/li>\n\n\n\n<li>\u8a31\u53ef\u3055\u308c\u305f\u30e6\u30fc\u30b6\u30fc\u3002 PostgreSQL\u3067\u306f\u3001GRANT\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u627f\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u306b &#8220;mydatabase&#8221; \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u8aad\u307f\u53d6\u308a\u304a\u3088\u3073\u66f8\u304d\u8fbc\u307f\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u4ed8\u4e0e\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059: cssCopy \u30b3\u30fc\u30c9\u3002\u3053\u308c\u306b\u3088\u308a\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u306b &#8220;mydatabase&#8221; \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u3059\u3079\u3066\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u304c\u4ed8\u4e0e\u3055\u308c\u307e\u3059\u3002 GRANT \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u4ed6\u306e\u7279\u5b9a\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<code>GRANT ALL PRIVILEGES ON mydatabase TO newuser;<\/code><\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 PostgreSQL \u3067\u306f\u3001ALTER USER \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059: sqlCopy Code\u3053\u308c\u306b\u3088\u308a\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u304c &#8220;newpassword&#8221; \u306b\u5909\u66f4\u3055\u308c\u307e\u3059\u3002<code>ALTER USER newuser WITH PASSWORD 'newpassword';<\/code><\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3057\u307e\u3059\u3002 PostgreSQL \u3067\u306f\u3001DROP USER \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059: sql\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b\u3053\u308c\u306b\u3088\u308a\u3001&#8221;newuser&#8221; \u30e6\u30fc\u30b6\u30fc\u3068\u305d\u306e\u3059\u3079\u3066\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>DROP USER newuser;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u3001PostgreSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 PostgreSQL\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3001\u8a31\u53ef\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5909\u66f4\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u524a\u9664\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3001\u627f\u8a8d\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3001\u5217\u3001\u884c\u306e\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3059\u308b<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3001\u5217\u3001\u884c\u3068\u3044\u3046 4 \u3064\u306e\u4e3b\u8981\u306a\u6982\u5ff5\u304c\u3042\u308a\u307e\u3059\u3002 \u6b21\u306b\u3001\u3053\u308c\u3089\u306e\u6982\u5ff5\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u3001\u4e00\u9023\u306e\u95a2\u9023\u30c7\u30fc\u30bf\u3092\u542b\u3080\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f 1 \u3064\u4ee5\u4e0a\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3067\u69cb\u6210\u3055\u308c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0 (DBMS) \u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3001\u7ba1\u7406\u3001\u304a\u3088\u3073\u30af\u30a8\u30ea\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb:\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u30b9\u30d7\u30ec\u30c3\u30c9\u30b7\u30fc\u30c8\u306b\u4f3c\u305f\u884c\u3068\u5217\u3067\u69cb\u6210\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002 \u5404\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u3001\u4e00\u9023\u306e\u95a2\u9023\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3067\u304d\u308b\u540d\u524d\u304c\u3042\u308a\u307e\u3059\u3002 \u5404\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306f\u3001\u8907\u6570\u306e\u5217\u3068\u884c\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5217: \u5217\u306f\u3001\u7279\u5b9a\u306e\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u3059\u3002 \u5404\u5217\u306b\u306f\u3001\u6574\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u306a\u3069\u306e\u540d\u524d\u3068\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\u3002 \u5217\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u3092\u5b9a\u7fa9\u3057\u3001\u683c\u7d0d\u3067\u304d\u308b\u30c7\u30fc\u30bf\u306e\u7a2e\u985e\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u884c: \u884c\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u542b\u3080\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002 \u5404\u884c\u306b\u306f\u8907\u6570\u306e\u5217\u304c\u542b\u307e\u308c\u3001\u305d\u308c\u305e\u308c\u306b\u7279\u5b9a\u306e\u5024\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002 \u5404\u884c\u306b\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3055\u307e\u3056\u307e\u306a\u30ec\u30b3\u30fc\u30c9\u3092\u533a\u5225\u3059\u308b\u4e3b\u30ad\u30fc\u3068\u547c\u3070\u308c\u308b\u4e00\u610f\u306e\u8b58\u5225\u5b50\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3001\u5217\u3001\u304a\u3088\u3073\u884c\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e2d\u5fc3\u7684\u306a\u6982\u5ff5\u3067\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u306b\u72ec\u81ea\u306e\u610f\u5473\u3068\u5f79\u5272\u304c\u3042\u308a\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u3092\u5b9a\u7fa9\u3059\u308b\u5217\u3068\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u683c\u7d0d\u3059\u308b\u884c\u3067\u69cb\u6210\u3055\u308c\u308b\u4e00\u9023\u306e\u95a2\u9023\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u6982\u5ff5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3057\u3001\u7ba1\u7406\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u7570\u306a\u308b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u7570\u306a\u308b\u30c7\u30fc\u30bf\u578b\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u578b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6574\u6570\u578b: \u901a\u5e38\u306f 4 \u30d0\u30a4\u30c8\u307e\u305f\u306f 8 \u30d0\u30a4\u30c8\u306e\u6574\u6570\u5024\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 PostgreSQL\u306b\u306f\u3001int\u3001smallint\u3001bigint\u306e&lt;&gt;\u3064\u306e\u6574\u6570\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>10 \u9032\u6570\u30bf\u30a4\u30d7: \u91d1\u984d\u3084\u79d1\u5b66\u8a08\u7b97\u306e\u5024\u306a\u3069\u3001\u6b63\u78ba\u306a 2 \u9032\u5024\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 PostgreSQL\u3067\u306f\u3001\u5c0f\u6570\u70b9\u578b\u306f\u7cbe\u5ea6\u3068\u4f4d\u53d6\u308a\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4f8b\u3048\u3070numeric(10,2)\u306f\u6700\u5927&lt;&gt;\u6841\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001&lt;&gt;\u6841\u306f\u5c0f\u6570\u70b9\u4ee5\u4e0b\u306e\u6841\u6570\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u6587\u5b57: \u540d\u524d\u3001\u4f4f\u6240\u3001\u8aac\u660e\u306a\u3069\u306e\u30c6\u30ad\u30b9\u30c8\u6587\u5b57\u5217\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 PostgreSQL\u306b\u306f\u3001\u6587\u5b57\u3001varchar\u3001\u30c6\u30ad\u30b9\u30c8\u306e3\u7a2e\u985e\u306e\u6587\u5b57\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u65e5\u4ed8\u3068\u6642\u523b\u306e\u7a2e\u985e (\u65e5\u4ed8\/\u6642\u523b): \u65e5\u4ed8\u3068\u6642\u523b\u306e\u5024\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 PostgreSQL\u306b\u306f\u3001\u65e5\u4ed8\u3001\u6642\u523b\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3001\u9593\u9694\u306e4\u7a2e\u985e\u306e\u65e5\u4ed8\u3068\u6642\u523b\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d6\u30fc\u30eb\u578b (\u30d6\u30fc\u30eb\u5024): \u771f\/\u507d\u306e\u5024\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5217\u6319\u578b (\u5217\u6319\u578b): \u5b9a\u7fa9\u6e08\u307f\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4e00\u89a7\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 PostgreSQL\u3067\u306f\u3001\u5217\u6319\u578b\u306f\u9078\u629e\u80a2\u306e\u30ea\u30b9\u30c8\u3092\u5b9a\u7fa9\u3057\u3001\u305d\u308c\u3092\u5217\u578b\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u914d\u5217\u578b: \u8907\u6570\u306e\u5024\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3002 PostgreSQL\u3067\u306f\u3001\u914d\u5217\u578b\u306b\u306f\u4ed6\u306e\u30c7\u30fc\u30bf\u578b\u306e\u5024\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>JSON \u304a\u3088\u3073 XML \u30bf\u30a4\u30d7: JSON \u304a\u3088\u3073 XML \u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u578b\u3092\u4f7f\u7528\u3057\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002 PostgreSQL\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u578b\u306b\u306f\u3001\u6574\u6570\u300110\u9032\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u3068\u6642\u523b\u3001\u30d6\u30fc\u30eb\u5024\u3001\u5217\u6319\u578b\u3001\u914d\u5217\u578b\u3001JSON\u3001\u304a\u3088\u3073XML\u578b\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u304c\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>SQL\u8a00\u8a9e\u306e\u7d39\u4ecb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SQL(\u69cb\u9020\u5316\u7167\u4f1a\u8a00\u8a9e)\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u8a00\u8a9e\u3067\u3059\u3002 \u3053\u308c\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0(DBMS)\u3067\u4f7f\u7528\u3067\u304d\u308b\u6a19\u6e96\u5316\u3055\u308c\u305f\u8a00\u8a9e\u3067\u3059\u3002 SQL \u8a00\u8a9e\u306e\u6982\u8981\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210\u3068\u524a\u9664\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u3068\u524a\u9664\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u64cd\u4f5c: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u3068\u524a\u9664\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u306e\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30af\u30a8\u30ea: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u306e\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3001\u30c7\u30fc\u30bf\u306e\u4e26\u3079\u66ff\u3048\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3001\u96c6\u8a08\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u5909\u66f4: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u64cd\u4f5c\u306a\u3069\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u5236\u7d04: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u3001\u4e00\u610f\u6027\u5236\u7d04\u3001\u4e3b\u30ad\u30fc\u5236\u7d04\u3001\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3001\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u306a\u3069\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306b\u5236\u7d04\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d3\u30e5\u30fc: SQL\u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u3067\u304d\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3068\u95a2\u6570: SQL \u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3068\u95a2\u6570\u3092\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u3057\u3001\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u8a08\u7b97\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001SQL\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u8a00\u8a9e\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30d3\u30e5\u30fc\u306e\u4f5c\u6210\u3068\u524a\u9664\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u5236\u7d04\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 SQL\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u30b3\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308a\u3001SQL\u3092\u7fd2\u5f97\u3059\u308b\u3068\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3057\u3066\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u305d\u308c\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>PostgreSQL \u3067\u306f\u3001CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u306f\u3001\u660e\u78ba\u3067\u7c21\u6f54\u3067\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u8aac\u660e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\u3055\u308c\u308b\u30c7\u30fc\u30bf\u578b\u3068\u30c7\u30fc\u30bf\u5236\u7d04\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3067\u6574\u6570\u3001\u5c0f\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u3001\u6642\u523b\u306a\u3069\u306e\u30c7\u30fc\u30bf\u578b\u3092\u5b9a\u7fa9\u3057\u3001\u5404\u5217\u306e\u540d\u524d\u3001\u30c7\u30fc\u30bf\u578b\u3001\u9577\u3055\u3001\u65e2\u5b9a\u5024\u3001\u304a\u3088\u3073\u5236\u7d04\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3068\u5217\u5b9a\u7fa9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001customer_id\u3001first_name\u3001last_name\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u3001birth_date\u306e 5 \u3064\u306e\u5217\u3092\u6301\u3064 &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002 \u305d\u306e\u4e2d\u3067\u3001customer_id\u306f\u4e3b\u30ad\u30fc\u5217\u3067\u3042\u308a\u3001first_name\u5217\u3068last_name\u5217\u306fnull\u306b\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3001\u305d\u3057\u3066\u96fb\u5b50\u30e1\u30fc\u30eb\u5217\u306b\u306f\u4e00\u610f\u6027\u306e\u5236\u7d04\u304c\u3042\u308a\u307e\u3059\u3002<code>CREATE TABLE customers ( customer_id INTEGER PRIMARY KEY, first_name VARCHAR(50) NOT NULL, last_name VARCHAR(50) NOT NULL, email VARCHAR(50) UNIQUE, birth_date DATE );<\/code><\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u305f\u3089\u3001INSERT INTO \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;\u9867\u5ba2&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u884c\u3092\u633f\u5165\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;\u9867\u5ba2&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u3001customer_id \u304c 1\u3001first_name\u304c &#8220;John&#8221;\u3001last_name &#8220;Doe&#8221;\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u304c &#8220;<a href=\"mailto:john.doe@example.com\">john.doe@example.com<\/a>&#8221; \u306e 1990 \u3064\u306e\u5024\u3092\u6301\u3064\u30c7\u30fc\u30bf\u884c\u304c\u633f\u5165\u3055\u308c\u307e\u3059\u3002 birth_date\u306f\u300c01-01-&lt;&gt;\u300d\u3067\u3059\u3002<code>INSERT INTO customers (customer_id, first_name, last_name, email, birth_date) VALUES (1, 'John', 'Doe', 'john.doe@example.com', '1990-01-01');<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e1\u3064\u3067\u3042\u308a\u3001CREATE TABLE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3068\u5217\u5b9a\u7fa9\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u305f\u3089\u3001INSERT INTO \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u306e\u5909\u66f4\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u306e\u5909\u66f4\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u3084\u5236\u7d04\u306e\u8ffd\u52a0\u3001\u5909\u66f4\u3001\u524a\u9664\u306a\u3069\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u3092\u5909\u66f4\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65b0\u3057\u3044\u5217\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 ADD COLUMN \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u3057\u3044\u5217\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;phone&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u65b0\u3057\u3044\u5217\u3092 &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;phone&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u65b0\u3057\u3044\u5217\u304c\u3001\u30c7\u30fc\u30bf\u578b\u304c VARCHAR(20) \u306e &#8220;customers&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<code>ALTER TABLE customers ADD COLUMN phone VARCHAR(20);<\/code><\/li>\n\n\n\n<li>\u5217\u5b9a\u7fa9\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u5b9a\u7fa9\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 ALTER COLUMN \u53e5\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;phone&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3092 VARCHAR(30) \u306b\u5909\u66f4\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 \u6587\u5b57\u5217\u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;\u9867\u5ba2&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e &#8220;\u96fb\u8a71&#8221; \u5217\u304c\u5909\u66f4\u3055\u308c\u3001\u305d\u306e\u30c7\u30fc\u30bf\u578b\u304c VARCHAR(30) \u306b\u5909\u66f4\u3055\u308c\u307e\u3059\u3002<code>ALTER TABLE customers ALTER COLUMN phone TYPE VARCHAR(30);<\/code><\/li>\n\n\n\n<li>\u5217\u3092\u524a\u9664\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 DROP COLUMN \u53e5\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;phone&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u5217\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;phone&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u5217\u304c &#8220;customers&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>ALTER TABLE customers DROP COLUMN phone;<\/code><\/li>\n\n\n\n<li>\u5236\u7d04\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 ADD CONSTRAINT \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u3057\u3044\u5236\u7d04\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;unique_email&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u4e00\u610f\u6027\u5236\u7d04\u3092 &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;unique_email&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u4e00\u610f\u6027\u5236\u7d04\u304c &#8220;customers&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u3001&#8221;email&#8221; \u5217\u306e\u3059\u3079\u3066\u306e\u5024\u304c\u4e00\u610f\u306b\u306a\u308a\u307e\u3059\u3002<code>ALTER TABLE customers ADD CONSTRAINT unique_email UNIQUE (email);<\/code><\/li>\n\n\n\n<li>\u5236\u7d04\u3092\u524a\u9664\u3057\u307e\u3059\u3002 ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 DROP \u5236\u7d04\u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5236\u7d04\u3092\u524a\u9664\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;unique_email&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u4e00\u610f\u6027\u5236\u7d04\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;unique_email&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u4e00\u610f\u6027\u5236\u7d04\u304c &#8220;customers&#8221; \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>ALTER TABLE customers DROP CONSTRAINT unique_email;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u306e\u5909\u66f4\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e 1 \u3064\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5217\u307e\u305f\u306f\u5236\u7d04\u3092\u8ffd\u52a0\u3001\u5909\u66f4\u3001\u307e\u305f\u306f\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u5909\u66f4\u3057\u3001\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5217\u307e\u305f\u306f\u5236\u7d04\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u3092\u5909\u66f4\u3057\u305f\u5f8c\u3001INSERT\u3001UPDATE\u3001DELETE \u306a\u3069\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u524a\u9664\u30c7\u30fc\u30bf\u8868\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u524a\u9664\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u307e\u305f\u306f\u4e0d\u8981\u306b\u306a\u3063\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u6d88\u53bb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u524a\u9664\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u305d\u3053\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u304c\u4e0d\u8981\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u4ed6\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3068\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u307e\u305a\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b\u304b\u3001\u95a2\u9023\u3059\u308b\u5217\u306e\u5024\u3092\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001DROP TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3068\u305d\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>DROP TABLE customers;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u524a\u9664\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e 1 \u3064\u3067\u3042\u308a\u3001DROP TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u524a\u9664\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u305d\u3053\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u304c\u4e0d\u8981\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u5225\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u6700\u521d\u306b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b\u304b\u3001\u95a2\u9023\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u5217\u306e\u5024\u3092\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u5909\u66f4\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306f\u3001\u65b0\u3057\u3044\u547d\u540d\u898f\u5247\u306b\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u540d\u3092\u5909\u66f4\u3057\u305f\u308a\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u76ee\u7684\u3092\u5909\u66f4\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u540d\u524d\u306e\u5909\u66f4\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u305d\u3053\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u304c\u4e0d\u8981\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>[\u540d\u524d\u306e\u5909\u66f4] \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 PostgreSQL \u3067\u306f\u3001RENAME \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092 &#8220;clients&#8221; \u306b\u5909\u66f4\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 cssCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u304c &#8220;clients&#8221; \u306b\u5909\u66f4\u3055\u308c\u307e\u3059\u3002<code>RENAME TABLE customers TO clients;<\/code><\/li>\n\n\n\n<li>\u540d\u524d\u306e\u5909\u66f4\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u540d\u524d\u5909\u66f4\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u305f\u5f8c\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u540d\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u304c\u6b20\u843d\u307e\u305f\u306f\u7834\u640d\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u5909\u66f4\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e1\u3064\u3067\u3042\u308a\u3001RENAME\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002 \u540d\u524d\u306e\u5909\u66f4\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u305d\u3053\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u304c\u4e0d\u8981\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3057\u305f\u5f8c\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u540d\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u304c\u6b20\u843d\u307e\u305f\u306f\u7834\u640d\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u633f\u5165\u65b9\u6cd5(INSERT)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u633f\u5165\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u633f\u5165\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3001\u5217\u5b9a\u7fa9\u3068\u30c7\u30fc\u30bf\u5236\u7d04\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u633f\u5165\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u5024\u304c\u6b63\u3057\u304f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3068\u30c7\u30fc\u30bf\u5236\u7d04\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u307e\u3059\u3002 INSERT INTO \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u633f\u5165\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u3001customer_id \u304c 1\u3001first_name\u304c &#8220;John&#8221;\u3001last_name &#8220;Doe&#8221;\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u304c &#8220;john.doe@example.com&#8221; \u3068\u3044\u3046 1990 \u3064\u306e\u30c7\u30fc\u30bf\u5024\u3092\u6301\u3064\u65b0\u3057\u3044\u30ec\u30b3\u30fc\u30c9\u304c\u633f\u5165\u3055\u308c\u307e\u3059<a href=\"mailto:john.doe@example.com\">\u3002&nbsp;<\/a>&#8220;\u3001&#8221;01-01-&lt;&gt;&#8221; \u3068birth_date\u3002<code>INSERT INTO customers (customer_id, first_name, last_name, email, birth_date) VALUES (1, 'John', 'Doe', 'john.doe@example.com', '1990-01-01');<\/code><\/li>\n\n\n\n<li>\u8907\u6570\u306e\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u307e\u3059\u3002 INSERT INTO \u547d\u4ee4\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u633f\u5165\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u8907\u6570\u306e\u65b0\u3057\u3044\u30ec\u30b3\u30fc\u30c9\u3092\u633f\u5165\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001\u305d\u308c\u305e\u308c 5 \u3064\u306e\u30c7\u30fc\u30bf\u5024 (customer_id\u3001first_name\u3001last_name\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u3001\u304a\u3088\u3073birth_date) \u3092\u542b\u3080 &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b 3 \u3064\u306e\u65b0\u3057\u3044\u30ec\u30b3\u30fc\u30c9\u3092\u633f\u5165\u3057\u307e\u3059\u3002<code>INSERT INTO customers (customer_id, first_name, last_name, email, birth_date) VALUES (1, 'John', 'Doe', 'john.doe@example.com', '1990-01-01'), (2, 'Jane', 'Smith', 'jane.smith@example.com', '1992-05-23'), (3, 'Mike', 'Johnson', 'mike.johnson@example.com', '1985-11-10');<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u633f\u5165\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e 1 \u3064\u3067\u3042\u308a\u3001INSERT INTO \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\u3067\u304d\u307e\u3059\u3002 \u633f\u5165\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3001\u5217\u5b9a\u7fa9\u3068\u30c7\u30fc\u30bf\u5236\u7d04\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u305f\u3089\u3001\u30c7\u30fc\u30bf\u5024\u304c\u6b63\u3057\u304f\u3001\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3068\u30c7\u30fc\u30bf\u5236\u7d04\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30af\u30a8\u30ea\u30c7\u30fc\u30bf\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044(SELECT)<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u306f\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u30af\u30a8\u30ea\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u30af\u30a8\u30ea\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u3059\u3079\u3066\u306e\u5217\u306e\u30c7\u30fc\u30bf\u5024\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>SELECT * FROM customers;<\/code><\/li>\n\n\n\n<li>\u53d6\u5f97\u3059\u308b\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5217\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u53d6\u5f97\u3059\u308b\u5217\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;first_name&#8221; \u3068 &#8220;last_name&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u5217\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001&#8221;first_name&#8221; \u5217\u3068 &#8220;last_name&#8221; \u5217\u306e\u30c7\u30fc\u30bf\u5024\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>SELECT first_name, last_name FROM customers;<\/code><\/li>\n\n\n\n<li>\u691c\u7d22\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u307e\u3059\u3002 WHERE \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u691c\u7d22\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u4f8b\u306f\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;1990-01-01&#8243; \u3088\u308a\u5f8c\u306e\u751f\u5e74\u6708\u65e5\u3092\u6301\u3064\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u5834\u5408\u3067\u3059\u3002 sqlCopy Code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u3088\u308a\u5f8c\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>SELECT * FROM customers WHERE birth_date &gt; '1990-01-01';<\/code><\/li>\n\n\n\n<li>\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u307e\u3059\u3002 ORDER BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u751f\u5e74\u6708\u65e5\u3067\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u306e\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<code>SELECT * FROM customers ORDER BY birth_date ASC;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e 1 \u3064\u3067\u3042\u308a\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u53d6\u5f97\u3059\u308b\u5217\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u6761\u4ef6\u3001\u4e26\u3079\u66ff\u3048\u65b9\u6cd5\u306a\u3069\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u30af\u30a8\u30ea\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u30c7\u30fc\u30bf\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u306f\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u66f4\u65b0\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e ID \u304c 1 \u306e\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\u3092 &#8220;John Doe&#8221; \u306b\u66f4\u65b0\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e ID 1 \u306e\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\u304c &#8220;John Doe&#8221; \u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<code>UPDATE customers SET name = 'John Doe' WHERE id = 1;<\/code><\/li>\n\n\n\n<li>\u8907\u6570\u306e\u5217\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002 \u8907\u6570\u306e\u5217\u306f\u3001UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e ID 1 \u306e\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\u3068\u96fb\u5b50\u30e1\u30fc\u30eb\u3092\u66f4\u65b0\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e ID \u304c 1 \u306e\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\u304c &#8220;John Doe&#8221; \u306b\u66f4\u65b0\u3055\u308c\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u304c &#8220;<a href=\"mailto:john.doe@example.com\">john.doe@example.com<\/a>&#8221; \u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<code>UPDATE customers SET name = 'John Doe', email = 'john.doe@example.com' WHERE id = 1;<\/code><\/li>\n\n\n\n<li>\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3059\u308b\u5834\u5408\u306f\u3001WHERE \u53e5\u3092\u7701\u7565\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u72b6\u614b\u3092 &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306b\u66f4\u65b0\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<code>UPDATE customers SET status = 'active';<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e 1 \u3064\u3067\u3042\u308a\u3001UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002 \u66f4\u65b0\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 SET \u53e5\u3092\u4f7f\u7528\u3057\u3066\u66f4\u65b0\u3059\u308b\u5217\u3068\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u5024\u3092\u6307\u5b9a\u3057\u3001WHERE \u53e5\u3092\u4f7f\u7528\u3057\u3066\u66f4\u65b0\u3059\u308b\u30ec\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3057\u305f\u5f8c\u3001\u66f4\u65b0\u306e\u7d50\u679c\u304c\u671f\u5f85\u3069\u304a\u308a\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u524a\u9664(DELETE)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u524a\u9664\u306f\u3001\u4e0d\u8981\u306b\u306a\u3063\u305f\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002 \u524a\u9664\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u524a\u9664\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li>DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 ID 1 \u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 ID 1 \u306e\u30ec\u30b3\u30fc\u30c9\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>DELETE FROM customers WHERE id = 1;<\/code><\/li>\n\n\n\n<li>\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u5834\u5408\u306f\u3001WHERE \u53e5\u3092\u7701\u7565\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<code>DELETE FROM customers;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u524a\u9664\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u306e1\u3064\u3067\u3042\u308a\u3001DELETE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u524a\u9664\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304c\u6b63\u3057\u304f\u3001\u524a\u9664\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002 WHERE \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u524a\u9664\u3059\u308b\u30ec\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u305f\u5f8c\u3001\u524a\u9664\u306e\u7d50\u679c\u304c\u671f\u5f85\u3069\u304a\u308a\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u8aac\u660e\u3057\u3001WHERE\u53e5\u3092\u8a73\u7d30\u306b\u4e26\u3079\u66ff\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001WHERE \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001SELECT\u3001UPDATE\u3001\u304a\u3088\u3073 DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u3001\u8fd4\u3055\u308c\u308b\u884c\u307e\u305f\u306f\u5909\u66f4\u3055\u308c\u308b\u884c\u3092\u5236\u9650\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001\u30af\u30a8\u30ea\u6761\u4ef6\u3068\u4e26\u3079\u66ff\u3048 WHERE \u53e5\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>WHERE \u53e5\u306f\u3001\u691c\u7d22\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u6307\u5b9a\u3057\u305f\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u306e\u307f\u3092\u8fd4\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u6b21\u306e\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<ul><li>\u7b49\u3057\u3044: =<\/li><li>\u7b49\u3057\u304f\u306a\u3044: &lt;&gt;<\/li><li>\u3088\u308a\u5927\u304d\u3044: &gt;<\/li><li>\u4ee5\u4e0a: &gt;=<\/li><li>\u672a\u6e80: &lt;<\/li><li>\u4ee5\u4e0b: &lt;=<\/li><li>\u542b\u307e\u308c\u3066\u3044\u307e\u3059: IN<\/li><li>\u542b\u307e\u308c\u306a\u3044\u3082\u306e: \u306b\u306a\u3044<\/li><li>\u3042\u3044\u307e\u3044\u4e00\u81f4: LIKE<\/li><li>\u4e0d\u4e00\u81f4:\u597d\u304d\u3067\u306f\u306a\u3044<\/li><\/ul>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u4f8b\u306f\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;1990-01-01&#8243; \u3088\u308a\u5f8c\u306e\u751f\u5e74\u6708\u65e5\u3092\u6301\u3064\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u5834\u5408\u3067\u3059\u3002 sqlCopy Code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u3088\u308a\u5f8c\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>SELECT * FROM customers WHERE birth_date &gt; '1990-01-01';<\/code><\/li>\n\n\n\n<li>WHERE \u53e5 ORDER BY \u53e5\u306f\u3001\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u6b21\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u4e26\u3079\u66ff\u3048\u65b9\u6cd5\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<ul><li>\u6607\u9806: ASC<\/li><li>\u964d\u9806: DESC<\/li><\/ul>\u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u751f\u5e74\u6708\u65e5\u3067\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u306e\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<code>SELECT * FROM customers ORDER BY birth_date ASC;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001WHERE \u53e5\u306f\u691c\u7d22\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u6307\u5b9a\u3055\u308c\u305f\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u306e\u307f\u3092\u8fd4\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 ORDER BY \u53e5\u306f\u691c\u7d22\u7d50\u679c\u306e\u4e26\u3079\u66ff\u3048\u306b\u4f7f\u7528\u3055\u308c\u3001ASC \u30aa\u30d7\u30b7\u30e7\u30f3\u3068 DESC \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u691c\u7d22\u7d50\u679c\u306e\u4e26\u3079\u66ff\u3048\u65b9\u6cd5\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 WHERE \u53e5\u3068 ORDER BY \u53e5\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u6761\u4ef6\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3001\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u6b63\u3057\u304f\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u304a\u3088\u3073\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30bd\u30fc\u30c8AND\u6f14\u7b97\u5b50\u3068OR\u6f14\u7b97\u5b50\u3067\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001AND \u6f14\u7b97\u5b50\u3068 OR \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u8907\u6570\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u7d50\u5408\u3057\u3001\u3088\u308a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001AND \u6f14\u7b97\u5b50\u3068 OR \u6f14\u7b97\u5b50\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>AND \u6f14\u7b97\u5b50 AND \u6f14\u7b97\u5b50\u306f\u3001\u8907\u6570\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u7d50\u5408\u3057\u3001\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u8fd4\u3055\u308c\u308b\u524d\u306b\u3059\u3079\u3066\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u308b\u3053\u3068\u3092\u8981\u6c42\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;John&#8221; \u3068\u3044\u3046\u540d\u524d\u3067\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy Code \u306f\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3001\u540d\u524d\u304c &#8220;John&#8221; \u3067\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE name = 'John' AND status = 'active';<\/code><\/li>\n\n\n\n<li>OR \u6f14\u7b97\u5b50 OR \u6f14\u7b97\u5b50\u306f\u3001\u8907\u6570\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u7d50\u5408\u3057\u3001\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u8fd4\u3055\u308c\u308b\u524d\u306b\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u308b\u3053\u3068\u3092\u8981\u6c42\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;John&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30ec\u30b3\u30fc\u30c9\u307e\u305f\u306f\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001&#8221;John&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u540d\u524d\u304c &#8220;John&#8221; \u307e\u305f\u306f\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE name = 'John' OR status = 'active';<\/code><\/li>\n\n\n\n<li>AND \u6f14\u7b97\u5b50\u3068 OR \u6f14\u7b97\u5b50\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u3088\u308a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001&#8221;John&#8221; \u307e\u305f\u306f\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u3067\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8243; \u3088\u308a\u5f8c\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001&#8221;John&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3001\u540d\u524d\u304c &#8220;John&#8221; \u307e\u305f\u306f\u30b9\u30c6\u30fc\u30bf\u30b9\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u3067\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u3088\u308a\u5f8c\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE (name = 'John' OR status = 'active') AND birth_date &gt; '1990-01-01';<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001AND \u6f14\u7b97\u5b50\u3068 OR \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u3088\u308a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 AND \u3067\u306f\u3059\u3079\u3066\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001OR \u3067\u306f\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 AND \u6f14\u7b97\u5b50\u3068 OR \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6307\u5b9a\u3057\u305f\u6761\u4ef6\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u6b63\u3057\u304f\u30d5\u30a3\u30eb\u30bf\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u6f14\u7b97\u5b50\u306e\u4e26\u3079\u66ff\u3048\u3068\u6f14\u7b97\u5b50\u9593\u306e\u30af\u30a8\u30ea\u57fa\u6e96\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001IN \u6f14\u7b97\u5b50\u3068 BETWEEN \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u3001\u7279\u5b9a\u306e\u5024\u7bc4\u56f2\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001\u6f14\u7b97\u5b50\u306e\u5185\u304a\u3088\u3073\u6f14\u7b97\u5b50\u9593\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>IN \u6f14\u7b97\u5b50 IN \u6f14\u7b97\u5b50\u306f\u3001\u5024\u306e\u30ea\u30b9\u30c8\u3092\u6307\u5b9a\u3057\u3066\u3001\u30ea\u30b9\u30c8\u5185\u306e\u3044\u305a\u308c\u304b\u306e\u5024\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089 &#8220;John&#8221; \u307e\u305f\u306f &#8220;Jane&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e &#8220;John&#8221; \u307e\u305f\u306f &#8220;Jane&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u3059\u3079\u3066\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE name IN ('John', 'Jane');<\/code><\/li>\n\n\n\n<li>BETWEEN \u6f14\u7b97\u5b50 BETWEEN \u6f14\u7b97\u5b50\u306f\u3001\u5024\u306e\u7bc4\u56f2\u3092\u6307\u5b9a\u3057\u3066\u3001\u7bc4\u56f2\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304b\u3089 &#8220;2000-01-01&#8221; \u307e\u3067\u306e\u30ec\u30b3\u30fc\u30c9\u3092 &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304b\u3089 &#8220;2000-01-01&#8221; \u307e\u3067\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u307e\u3059\u3002<code>SELECT * FROM customers WHERE birth_date BETWEEN '1990-01-01' AND '2000-01-01';<\/code><\/li>\n\n\n\n<li>IN \u6f14\u7b97\u5b50\u3068 BETWEEN \u6f14\u7b97\u5b50\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u3088\u308a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304b\u3089 &#8220;2000-01-01&#8221; \u306e\u9593\u306e\u65e5\u4ed8\u3092\u6301\u3064 &#8220;John&#8221; \u307e\u305f\u306f &#8220;Jane&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e &#8220;John&#8221; \u307e\u305f\u306f &#8220;Jane&#8221; \u3068\u3044\u3046\u540d\u524d\u3092\u53d6\u5f97\u3057\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304a\u3088\u3073 &#8220;2000-01-01&#8221; \u306e\u5834\u5408\u3067\u3059\u3002 \u9593\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3002<code>SELECT * FROM customers WHERE name IN ('John', 'Jane') AND birth_date BETWEEN '1990-01-01' AND '2000-01-01';<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001IN \u6f14\u7b97\u5b50\u3068 BETWEEN \u6f14\u7b97\u5b50\u306f\u3001\u7279\u5b9a\u306e\u5024\u307e\u305f\u306f\u7bc4\u56f2\u306e\u30ea\u30b9\u30c8\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 IN \u306f\u30ea\u30b9\u30c8\u5185\u306e\u4efb\u610f\u306e\u5024\u3092\u7167\u5408\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001BETWEEN \u3067\u306f\u7bc4\u56f2\u5185\u306e\u5024\u3092\u7167\u5408\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 IN \u6f14\u7b97\u5b50\u3068 BETWEEN \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6307\u5b9a\u3057\u305f\u6761\u4ef6\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u6b63\u3057\u304f\u30d5\u30a3\u30eb\u30bf\u51e6\u7406\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u8aac\u660e\u3057\u3001LIKE\u6f14\u7b97\u5b50\u3068ILIKE\u6f14\u7b97\u5b50\u3092\u8a73\u7d30\u306b\u4e26\u3079\u66ff\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u6587\u5b57\u5217\u3092\u3042\u3044\u307e\u3044\u4e00\u81f4\u3057\u3001\u30b9\u30ad\u30fc\u30de\u306b\u6e96\u62e0\u3059\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>LIKE \u6f14\u7b97\u5b50 LIKE \u6f14\u7b97\u5b50\u306f\u3001\u4e00\u81f4\u3059\u308b\u6587\u5b57\u5217\u3092\u30d5\u30a1\u30b8\u30fc\u5316\u3057\u3001\u6307\u5b9a\u3057\u305f\u30d1\u30bf\u30fc\u30f3\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30d1\u30bf\u30fc\u30f3\u3067\u306f\u3001\u6b21\u306e\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<ul><li>%: \u4efb\u610f\u306e\u6587\u5b57\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u8868\u3057\u307e\u3059\u3002<\/li><li>_: \u4efb\u610f\u306e 1 \u6587\u5b57\u3092\u8868\u3057\u307e\u3059\u3002<\/li><\/ul>\u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u540d\u524d\u304c &#8220;J&#8221; \u3067\u59cb\u307e\u308b\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy Code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u540d\u524d\u304c &#8220;J&#8221; \u3067\u59cb\u307e\u308b\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u307e\u3059\u3002<code>SELECT * FROM customers WHERE name LIKE 'J%';<\/code><\/li>\n\n\n\n<li>ILIKE \u6f14\u7b97\u5b50 ILIKE \u6f14\u7b97\u5b50\u306f LIKE \u6f14\u7b97\u5b50\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u306f\u533a\u5225\u3055\u308c\u307e\u305b\u3093\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u4f8b\u306f\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u540d\u524d\u306b &#8220;john&#8221; \u3092\u542b\u3080\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3067\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001\u540d\u524d\u306b &#8220;john&#8221; \u304c\u542b\u307e\u308c\u308b &#8220;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u306f\u533a\u5225\u3055\u308c\u307e\u305b\u3093\u3002<code>SELECT * FROM customers WHERE name ILIKE '%john%';<\/code><\/li>\n\n\n\n<li>LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u4ed6\u306e\u6f14\u7b97\u5b50\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u3088\u308a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3067\u3001\u540d\u524d\u304c &#8220;J&#8221; \u3067\u59cb\u307e\u308a\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304b\u3089 &#8220;2000-01-01&#8243; \u306e\u9593\u306b\u3042\u308b\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9\u306f\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u3046\u3061\u3001\u540d\u524d\u304c &#8220;J&#8221; \u3067\u59cb\u307e\u308a\u3001\u751f\u5e74\u6708\u65e5\u304c &#8220;1990-01-01&#8221; \u304b\u3089 &#8220;2000-01-01&#8221; \u306e\u9593\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE name LIKE 'J%' AND birth_date BETWEEN '1990-01-01' AND '2000-01-01';<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50\u306f\u3001\u4e00\u81f4\u3059\u308b\u6587\u5b57\u5217\u3092\u30d5\u30a1\u30b8\u30fc\u5316\u3057\u3001\u30d1\u30bf\u30fc\u30f3\u306b\u6e96\u62e0\u3059\u308b\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u30af\u30a8\u30ea\u6761\u4ef6\u3092\u6307\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 LIKE \u306f\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u306e\u533a\u5225\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001ILIKE \u3067\u306f\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u306f\u533a\u5225\u3055\u308c\u307e\u305b\u3093\u3002 LIKE \u6f14\u7b97\u5b50\u3068 ILIKE \u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6307\u5b9a\u3057\u305f\u30d1\u30bf\u30fc\u30f3\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u304c\u6b63\u3057\u304f\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30af\u30a8\u30ea\u6761\u4ef6\u306fORDER BY\u53e5\u3067\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001ORDER BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u307e\u3059\u3002 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u6607\u9806\u307e\u305f\u306f\u964d\u9806\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u6b21\u306b\u3001ORDER BY \u53e5\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>[1 \u5217\u3067\u4e26\u3079\u66ff\u3048\u308b] 1 \u5217\u3067\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u5217\u540d\u307e\u305f\u306f\u5217\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f7f\u7528\u3057\u3066\u4e26\u3079\u66ff\u3048\u308b\u5217\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u751f\u5e74\u6708\u65e5\u3067\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u306e\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<code>SELECT * FROM customers ORDER BY birth_date ASC;<\/code><\/li>\n\n\n\n<li>\u8907\u6570\u5217\u306b\u3088\u308b\u30bd\u30fc\u30c8\u306f\u8907\u6570\u306e\u5217\u3067\u30bd\u30fc\u30c8\u3067\u304d\u3001ORDER BY \u53e5\u306e\u30ab\u30e9\u30e0\u306e\u30b3\u30f3\u30de\u533a\u5207\u308a\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u8907\u6570\u306e\u30ab\u30e9\u30e0\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u72b6\u614b\u3068\u751f\u5e74\u6708\u65e5\u306e\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy Code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u72b6\u614b\u3068\u751f\u5e74\u6708\u65e5\u306e\u6607\u9806\u3067\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<code>SELECT * FROM customers ORDER BY status ASC, birth_date ASC;<\/code><\/li>\n\n\n\n<li>\u4e26\u3079\u66ff\u3048\u9806\u5e8f\u306e\u6307\u5b9a ASC \u30ad\u30fc\u30ef\u30fc\u30c9\u3068 DESC \u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u6607\u9806\u307e\u305f\u306f\u964d\u9806\u306e\u4e26\u3079\u66ff\u3048\u9806\u5e8f\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u751f\u5e74\u6708\u65e5\u3067\u964d\u9806\u306b\u4e26\u3079\u66ff\u3048\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u53d6\u5f97\u3055\u308c\u3001\u751f\u5e74\u6708\u65e5\u306e\u964d\u9806\u3067\u4e26\u3079\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<code>SELECT * FROM customers ORDER BY birth_date DESC;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001ORDER BY \u53e5\u306f\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u6607\u9806\u307e\u305f\u306f\u964d\u9806\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 ORDER BY \u53e5\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6307\u5b9a\u3057\u305f\u5217\u3068\u4e26\u3079\u66ff\u3048\u9806\u5e8f\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u691c\u7d22\u7d50\u679c\u3092\u6b63\u3057\u304f\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u96c6\u8a08\u95a2\u6570(\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u6700\u5927)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u96c6\u8a08\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30ab\u30a6\u30f3\u30c8\u304a\u3088\u3073\u8981\u7d04\u3057\u3001\u8a08\u7b97\u7d50\u679c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u96c6\u8a08\u95a2\u6570\u306b\u306f\u3001\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u304a\u3088\u3073\u6700\u5927\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u96c6\u8a08\u95a2\u6570\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>COUNT \u95a2\u6570 COUNT \u95a2\u6570\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30ec\u30b3\u30fc\u30c9\u306e\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;customers&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304b\u3089\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u30ec\u30b3\u30fc\u30c9\u6570\u3092\u8a08\u7b97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;\u9867\u5ba2&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u5185\u306e\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u30ec\u30b3\u30fc\u30c9\u306e\u6570\u304c\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u307e\u3059\u3002<code>SELECT COUNT(*) FROM customers WHERE status = 'active';<\/code><\/li>\n\n\n\n<li>SUM \u95a2\u6570 SUM \u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u5217\u306e\u6570\u5024\u306e\u5408\u8a08\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u6ce8\u6587\u306e\u5408\u8a08\u91d1\u984d\u3092\u8a08\u7b97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 &#8220;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u6ce8\u6587\u306e\u5408\u8a08\u91d1\u984d\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<code>SELECT SUM(amount) FROM orders;<\/code><\/li>\n\n\n\n<li>AVG \u95a2\u6570 AVG \u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u5217\u306e\u6570\u5024\u5e73\u5747\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304b\u3089\u3059\u3079\u3066\u306e\u6ce8\u6587\u306e\u5e73\u5747\u91d1\u984d\u3092\u8a08\u7b97\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy CodeThis \u306f\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u5185\u306e\u3059\u3079\u3066\u306e\u6ce8\u6587\u306e\u5e73\u5747\u91d1\u984d\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<code>SELECT AVG(amount) FROM orders;<\/code><\/li>\n\n\n\n<li>MIN \u95a2\u6570 MIN \u95a2\u6570\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u5217\u306e\u6700\u5c0f\u5024\u3092\u691c\u7d22\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;products&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304b\u3089\u6700\u4f4e\u4fa1\u683c\u306e\u88fd\u54c1\u3092\u691c\u7d22\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;products&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3067\u6700\u4f4e\u4fa1\u683c\u306e\u88fd\u54c1\u304c\u691c\u7d22\u3055\u308c\u307e\u3059\u3002<code>SELECT MIN(price) FROM products;<\/code><\/li>\n\n\n\n<li>MAX\u95a2\u6570MAX\u95a2\u6570\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u5217\u306e\u6700\u5927\u5024\u3092\u898b\u3064\u3051\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;products&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304b\u3089\u6700\u9ad8\u4fa1\u683c\u306e\u88fd\u54c1\u3092\u691c\u7d22\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;products&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3067\u6700\u9ad8\u4fa1\u683c\u306e\u88fd\u54c1\u304c\u691c\u7d22\u3055\u308c\u307e\u3059\u3002<code>SELECT MAX(price) FROM products;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u96c6\u8a08\u95a2\u6570\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30ab\u30a6\u30f3\u30c8\u304a\u3088\u3073\u8981\u7d04\u3057\u3001\u8a08\u7b97\u7d50\u679c\u3092\u8fd4\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u96c6\u8a08\u95a2\u6570\u306b\u306f\u3001\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u304a\u3088\u3073\u6700\u5927\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u96c6\u8a08\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u6761\u4ef6\u3068\u5217\u3092\u6307\u5b9a\u3057\u3001\u76ee\u7684\u306e\u7d50\u679c\u3092\u6b63\u3057\u304f\u8a08\u7b97\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>GROUP BY\u6761\u9805\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001GROUP BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5404\u30b0\u30eb\u30fc\u30d7\u5185\u306e\u96c6\u8a08\u95a2\u6570\u306e\u5024\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5404\u30b0\u30eb\u30fc\u30d7\u5185\u306e COUNT\u3001SUM\u3001AVG\u3001MIN\u3001MAX \u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u306e\u5024\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 \u6b21\u306b\u3001GROUP BY \u53e5\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>[1 \u3064\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316] \u3092\u9078\u629e\u3057\u3066\u5217\u3054\u3068\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5217\u540d\u307e\u305f\u306f\u5217\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u5217\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u9867\u5ba2 ID \u3042\u305f\u308a\u306e\u6ce8\u6587\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u3001\u9867\u5ba2 ID \u3054\u3068\u306e\u6ce8\u6587\u6570\u304c\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u307e\u3059\u3002<code>SELECT customer_id, COUNT(*) FROM orders GROUP BY customer_id;<\/code><\/li>\n\n\n\n<li>\u8907\u6570\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316 \u8907\u6570\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3067\u304d\u3001GROUP BY \u53e5\u3067\u5217\u306e\u30b3\u30f3\u30de\u533a\u5207\u308a\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u8907\u6570\u306e\u5217\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304b\u3089\u9867\u5ba2 ID \u3068\u6ce8\u6587\u30b9\u30c6\u30fc\u30bf\u30b9\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u9867\u5ba2 ID \u3068\u6ce8\u6587\u30b9\u30c6\u30fc\u30bf\u30b9\u3054\u3068\u306e\u6ce8\u6587\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code \u3053\u308c\u306b\u3088\u308a\u3001\u300corders\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3068\u6ce8\u6587\u30b9\u30c6\u30fc\u30bf\u30b9\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u3001\u9867\u5ba2 ID \u3068\u6ce8\u6587\u30b9\u30c6\u30fc\u30bf\u30b9\u3054\u3068\u306e\u6ce8\u6587\u6570\u304c\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u307e\u3059\u3002<code>SELECT customer_id, status, COUNT(*) FROM orders GROUP BY customer_id, status;<\/code><\/li>\n\n\n\n<li>\u30b0\u30eb\u30fc\u30d7\u5316\u7d50\u679c\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406 HAVINGG \u53e5\u3067\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u3066\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3067\u304d\u307e\u3059\u3002 HAVINGG \u53e5\u306f WHERE \u53e5\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u500b\u3005\u306e\u30ec\u30b3\u30fc\u30c9\u3067\u306f\u306a\u304f\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u6ce8\u6587\u304c 5 \u4ee5\u4e0a\u306e\u9867\u5ba2\u306e\u307f\u3092\u8868\u793a\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u3001\u6ce8\u6587\u304c 5 \u4ee5\u4e0a\u306e\u9867\u5ba2\u306e\u307f\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<code>SELECT customer_id, COUNT(*) FROM orders GROUP BY customer_id HAVING COUNT(*) &gt;= 5;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001GROUP BY \u53e5\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5404\u30b0\u30eb\u30fc\u30d7\u5185\u306e\u96c6\u8a08\u95a2\u6570\u306e\u5024\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5404\u30b0\u30eb\u30fc\u30d7\u5185\u306e COUNT\u3001SUM\u3001AVG\u3001MIN\u3001MAX \u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u306e\u5024\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 GROUP BY \u53e5\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6307\u5b9a\u3057\u305f\u30b0\u30eb\u30fc\u30d7\u5316\u5217\u3068\u96c6\u8a08\u95a2\u6570\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u76ee\u7684\u306e\u7d50\u679c\u304c\u6b63\u3057\u304f\u8a08\u7b97\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>HAVINGG\u6761\u9805\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>HAVIN \u53e5\u306f\u3001GROUP BY \u53e5\u306e\u6761\u4ef6\u4ed8\u304d\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u308b\u53e5\u3067\u3059\u3002 \u3053\u308c\u306f WHERE \u53e5\u3068\u540c\u69d8\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304c\u3001WHERE \u53e5\u306f\u884c\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u3001HAVINGG \u53e5\u306f\u30b0\u30eb\u30fc\u30d7\u5316\u5f8c\u306e\u7d50\u679c\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 HAVIN \u53e5\u306f\u3001GROUP BY \u53e5\u304c\u5b9f\u884c\u3055\u308c\u305f\u5f8c\u306b\u96c6\u8a08\u95a2\u6570\u304c\u8a55\u4fa1\u3055\u308c\u308b\u524d\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3055\u308c\u308b\u305f\u3081\u3001\u96c6\u8a08\u95a2\u6570\u304c SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306b\u306e\u307f\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001HAVIN\u6761\u9805\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>HAVIN \u53e5\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<code>SELECT column1, column2, ... columnN, aggregate_function(column) FROM table WHERE [condition] GROUP BY column1, column2, ... columnN HAVING [condition];<\/code><\/li>\n\n\n\n<li>\u305f\u3068\u3048\u3070\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u6ce8\u6587\u304c 5 \u4ee5\u4e0a\u306e\u9867\u5ba2\u306e\u307f\u3092\u8868\u793a\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001&#8221;orders&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306e\u9867\u5ba2 ID \u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u3001\u6ce8\u6587\u304c 5 \u4ee5\u4e0a\u306e\u9867\u5ba2\u306e\u307f\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<code>SELECT customer_id, COUNT(*) FROM orders GROUP BY customer_id HAVING COUNT(*) &gt;= 5;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001HAVIN\u53e5\u306f\u3001GROUP BY\u53e5\u306e\u6761\u4ef6\u4ed8\u304d\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306b\u4f7f\u7528\u3055\u308c\u308b\u53e5\u3067\u3059\u3002 \u3053\u308c\u306f WHERE \u53e5\u3068\u540c\u69d8\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304c\u3001WHERE \u53e5\u306f\u884c\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u3001HAVINGG \u53e5\u306f\u30b0\u30eb\u30fc\u30d7\u5316\u5f8c\u306e\u7d50\u679c\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 HAVIN\u53e5\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u30b0\u30eb\u30fc\u30d7\u5316\u5217\u3068\u96c6\u8a08\u95a2\u6570\u304cGROUP BY\u53e5\u3067\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3001\u304a\u3088\u3073\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u7d50\u679c\u3092\u6b63\u3057\u304f\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u5185\u90e8\u7d50\u5408\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u5185\u90e8\u7d50\u5408\u306f\u30012\u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u5185\u90e8\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u5b58\u5728\u3059\u308b\u884c\u3092\u8fd4\u3059\u305f\u3081\u3001\u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb\u3068 2 \u756a\u76ee\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u9593\u306b\u4e00\u81f4\u3059\u308b\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u304c\u3042\u308b\u5834\u5408\u306b\u306e\u307f\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5185\u90e8\u7d50\u5408\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587 INNER JOIN \u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001table1 \u3068 table2 \u304c\u7d50\u5408\u3055\u308c\u308b &lt;&gt; \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308a\u3001matching_column \u304c\u7167\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u5217\u3067\u3059\u3002<code>SELECT table1.column1, table2.column2... FROM table1 INNER JOIN table2 ON table1.matching_column = table2.matching_column;<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u5404\u9867\u5ba2\u306e\u3059\u3079\u3066\u306e\u6ce8\u6587\u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001\u5185\u90e8\u7d50\u5408\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u5185\u90e8\u7d50\u5408\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u9867\u5ba2 ID\u3001\u540d\u3001\u59d3\u3001\u6ce8\u6587 ID\u3001\u304a\u3088\u3073\u6ce8\u6587\u65e5\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u7d50\u679c\u30bb\u30c3\u30c8\u306b\u306f\u3001Customers \u30c6\u30fc\u30d6\u30eb\u3068 Orders \u30c6\u30fc\u30d6\u30eb\u306e\u4e21\u65b9\u306b\u5b58\u5728\u3059\u308b\u884c\u306e\u307f\u304c\u542b\u307e\u308c\u307e\u3059\u3002<code>SELECT customers.customer_id, customers.first_name, customers.last_name, orders.order_id, orders.order_date FROM customers INNER JOIN orders ON customers.customer_id = orders.customer_id;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u5185\u90e8\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 2 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u5b58\u5728\u3059\u308b\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 INNER JOIN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3068\u4e00\u81f4\u3059\u308b\u5217\u3092\u6307\u5b9a\u3057\u3001\u6b63\u3057\u304f\u4e00\u81f4\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u5de6\u53c2\u52a0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001LEFT JOIN\u306f\u30012\u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u5185\u90e8\u7d50\u5408\u3068\u306f\u7570\u306a\u308a\u3001\u5de6\u7d50\u5408\u3067\u306f\u30012 \u756a\u76ee\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u81f4\u3059\u308b\u884c\u3060\u3051\u3067\u306a\u304f\u3001\u5de6\u30c6\u30fc\u30d6\u30eb (\u3064\u307e\u308a\u3001\u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb) \u306e\u3059\u3079\u3066\u306e\u884c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5de6\u7d50\u5408\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587 LEFT JOIN \u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 \u6587\u5b57\u5217\u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb 1 \u3068\u30c6\u30fc\u30d6\u30eb 2 \u304c\u7d50\u5408\u3055\u308c\u308b &lt;&gt; \u3064\u306e\u30c6\u30fc\u30d6\u30ebmatching_column\u3001\u7167\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u5217\u3067\u3059\u3002<code>SELECT table1.column1, table2.column2... FROM table1 LEFT JOIN table2 ON table1.matching_column = table2.matching_column;<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u5404\u9867\u5ba2\u3068\u305d\u306e\u3059\u3079\u3066\u306e\u6ce8\u6587 (\u305d\u3046\u3067\u306a\u3044\u9867\u5ba2\u3092\u542b\u3080) \u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001LEFT JOIN \u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u5de6\u7d50\u5408\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 \u6587\u5b57\u5217\u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u9867\u5ba2 ID\u3001\u540d\u3001\u59d3\u3001\u6ce8\u6587 ID\u3001\u304a\u3088\u3073\u6ce8\u6587\u65e5\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u7d50\u679c\u30bb\u30c3\u30c8\u306b\u306f\u3001[\u5f97\u610f\u5148] \u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u884c\u3068\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3068\u4e00\u81f4\u3059\u308b\u884c\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u9867\u5ba2\u304c\u6ce8\u6587\u30c6\u30fc\u30d6\u30eb\u306b\u4e00\u81f4\u3059\u308b\u884c\u3092\u6301\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u305d\u306e\u9867\u5ba2\u306e\u6ce8\u6587 ID \u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u6ce8\u6587\u65e5\u30d5\u30a3\u30fc\u30eb\u30c9\u306f NULL \u3092\u8fd4\u3057\u307e\u3059\u3002<code>SELECT customers.customer_id, customers.first_name, customers.last_name, orders.order_id, orders.order_date FROM customers LEFT JOIN orders ON customers.customer_id = orders.customer_id;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u5de6\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 2 \u756a\u76ee\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u81f4\u3059\u308b\u884c\u3060\u3051\u3067\u306a\u304f\u3001\u5de6\u5074\u306e\u30c6\u30fc\u30d6\u30eb (\u3064\u307e\u308a\u3001\u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb) \u306e\u3059\u3079\u3066\u306e\u884c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 LEFT JOIN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3068\u4e00\u81f4\u3059\u308b\u5217\u3092\u6307\u5b9a\u3057\u3001\u6b63\u3057\u304f\u4e00\u81f4\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u6b63\u3057\u3044\u53c2\u52a0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u53f3\u7d50\u5408\u306f\u30012\u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u5de6\u7d50\u5408\u3068\u306f\u7570\u306a\u308a\u3001\u53f3\u7d50\u5408\u3067\u306f\u3001\u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u81f4\u3059\u308b\u884c\u3060\u3051\u3067\u306a\u304f\u3001\u53f3\u30c6\u30fc\u30d6\u30eb (\u3064\u307e\u308a\u30012 \u756a\u76ee\u306e\u30c6\u30fc\u30d6\u30eb) \u306e\u3059\u3079\u3066\u306e\u884c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u53f3\u7d50\u5408\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587 RIGHT JOIN \u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001table1 \u3068 table2 \u304c\u7d50\u5408\u3055\u308c\u308b &lt;&gt; \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308a\u3001matching_column \u304c\u7167\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u5217\u3067\u3059\u3002<code>SELECT table1.column1, table2.column2... FROM table1 RIGHT JOIN table2 ON table1.matching_column = table2.matching_column;<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u5404\u6ce8\u6587\u3068\u305d\u308c\u306b\u5bfe\u5fdc\u3059\u308b\u9867\u5ba2\u60c5\u5831 (\u9867\u5ba2\u60c5\u5831\u306e\u306a\u3044\u6ce8\u6587\u3092\u542b\u3080) \u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001RIGHT JOIN \u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u53f3\u7d50\u5408\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u9867\u5ba2 ID\u3001\u540d\u3001\u59d3\u3001\u6ce8\u6587 ID\u3001\u304a\u3088\u3073\u6ce8\u6587\u65e5\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u7d50\u679c\u30bb\u30c3\u30c8\u306b\u306f\u3001orders \u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u884c\u3068\u3001\u9867\u5ba2\u30c6\u30fc\u30d6\u30eb\u306e\u305d\u308c\u3089\u306b\u4e00\u81f4\u3059\u308b\u884c\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u6ce8\u6587\u306e Customers \u30c6\u30fc\u30d6\u30eb\u306b\u4e00\u81f4\u3059\u308b\u884c\u304c\u306a\u3044\u5834\u5408\u3001\u305d\u306e\u9867\u5ba2\u306e ID\u3001\u540d\u3001\u304a\u3088\u3073\u59d3\u306e\u5404\u30d5\u30a3\u30fc\u30eb\u30c9\u306f NULL \u3092\u8fd4\u3057\u307e\u3059\u3002<code>SELECT customers.customer_id, customers.first_name, customers.last_name, orders.order_id, orders.order_date FROM customers RIGHT JOIN orders ON customers.customer_id = orders.customer_id;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u53f3\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u81f4\u3059\u308b\u884c\u3060\u3051\u3067\u306a\u304f\u3001\u53f3\u5074\u306e\u30c6\u30fc\u30d6\u30eb (\u3064\u307e\u308a\u30012 \u756a\u76ee\u306e\u30c6\u30fc\u30d6\u30eb) \u306e\u3059\u3079\u3066\u306e\u884c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 RIGHT JOIN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3068\u4e00\u81f4\u3059\u308b\u5217\u3092\u6307\u5b9a\u3057\u3001\u6b63\u3057\u304f\u4e00\u81f4\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u5b8c\u5168\u306a\u53c2\u52a0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u5b8c\u5168\u7d50\u5408\u3068\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u5de6\u7d50\u5408\u3068\u53f3\u7d50\u5408\u3068\u306f\u7570\u306a\u308a\u3001\u5b8c\u5168\u7d50\u5408\u3067\u306f\u3001\u4e00\u81f4\u3059\u308b\u884c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u306b\u95a2\u4fc2\u306a\u304f\u30012 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u884c\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5b8c\u5168\u7d50\u5408\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587\u306e\u5b8c\u5168\u7d50\u5408\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 \u6587\u5b57\u5217\u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001table1 \u3068 table2 \u304c\u7d50\u5408\u3055\u308c\u308b &lt;&gt; \u3064\u306e\u30c6\u30fc\u30d6\u30ebmatching_column\u3001\u7167\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u5217\u3067\u3059\u3002<code>SELECT table1.column1, table2.column2... FROM table1 FULL JOIN table2 ON table1.matching_column = table2.matching_column;<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u9867\u5ba2\u60c5\u5831\u3084\u6ce8\u6587\u60c5\u5831\u304c\u306a\u3044\u884c\u3092\u542b\u3081\u3001\u3059\u3079\u3066\u306e\u9867\u5ba2\u3068\u305d\u306e\u6ce8\u6587\u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001FULL JOIN \u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u5b8c\u5168\u7d50\u5408\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 \u6587\u5b57\u5217\u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u9867\u5ba2 ID\u3001\u540d\u3001\u59d3\u3001\u6ce8\u6587 ID\u3001\u304a\u3088\u3073\u6ce8\u6587\u65e5\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u7d50\u679c\u30bb\u30c3\u30c8\u306b\u306f Customers \u30c6\u30fc\u30d6\u30eb\u3068 Orders \u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u884c\u304c\u542b\u307e\u308c\u3001\u9867\u5ba2\u307e\u305f\u306f\u6ce8\u6587\u306b\u4e00\u81f4\u3059\u308b\u884c\u304c\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u305d\u306e\u884c\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306f NULL \u3092\u8fd4\u3057\u307e\u3059\u3002<code>SELECT customers.customer_id, customers.first_name, customers.last_name, orders.order_id, orders.order_date FROM customers FULL JOIN orders ON customers.customer_id = orders.customer_id;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u5b8c\u5168\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3092\u5171\u901a\u306e\u5024\u306b\u4e00\u81f4\u3055\u305b\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u4e00\u81f4\u3059\u308b\u884c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u306b\u95a2\u4fc2\u306a\u304f\u3001\u4e21\u65b9\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 FULL JOIN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b63\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3068\u4e00\u81f4\u3059\u308b\u5217\u3092\u6307\u5b9a\u3057\u3001\u6b63\u3057\u304f\u4e00\u81f4\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30a4\u30f3\u30e9\u30a4\u30f3\u30b5\u30d6\u30af\u30a8\u30ea\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SQL \u3067\u306f\u3001\u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4ed6\u306e\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u5185\u306b\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u8fd4\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3092\u5236\u9650\u3057\u305f\u308a\u3001WHERE \u53e5\u3084 HAVINGG \u53e5\u3067\u6bd4\u8f03\u307e\u305f\u306f\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30e9\u30a4\u30f3\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001\u5916\u90e8\u30af\u30a8\u30ea\u306e\u7d50\u679c\u304c\u5185\u90e8\u30af\u30a8\u30ea\u306e\u6761\u4ef6\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u3001\u5185\u90e8\u30af\u30a8\u30ea\u306f\u5916\u90e8\u30af\u30a8\u30ea\u306b\u30cd\u30b9\u30c8\u3055\u308c\u307e\u3059\u3002<code>SELECT column1, column2, ... FROM table1 WHERE column_name operator (SELECT column_name FROM table2 WHERE condition);<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u5e73\u5747\u6ce8\u6587\u6570\u3092\u8d85\u3048\u308b\u3059\u3079\u3066\u306e\u9867\u5ba2\u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001\u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059: sqlCopy code\u3053\u308c\u306f\u3001\u5e73\u5747\u6ce8\u6587\u6570\u3092\u8d85\u3048\u308b\u3059\u3079\u3066\u306e\u9867\u5ba2\u306e\u60c5\u5831\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002 \u3053\u306e\u4f8b\u3067\u306f\u3001\u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u5e73\u5747\u6ce8\u6587\u6570\u3092\u8a08\u7b97\u3057\u3001\u305d\u308c\u3092\u5916\u90e8\u30af\u30a8\u30ea\u306e\u6ce8\u6587\u6570\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE customer_id IN (SELECT customer_id FROM orders GROUP BY customer_id HAVING COUNT(*) &gt; (SELECT AVG(COUNT(*)) FROM orders GROUP BY customer_id));<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4ed6\u306e\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u5185\u306b\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u8fd4\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3092\u5236\u9650\u3057\u305f\u308a\u3001WHERE \u53e5\u3084 HAVINGG \u53e5\u3067\u6bd4\u8f03\u307e\u305f\u306f\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30a4\u30f3\u30e9\u30a4\u30f3 \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30af\u30a8\u30ea\u304c\u6b63\u3057\u304f\u30cd\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3001\u304a\u3088\u3073\u7d50\u679c\u304c\u6b63\u3057\u3044\u5916\u90e8\u30af\u30a8\u30ea\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u95a2\u9023\u3059\u308b\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SQL \u3067\u306f\u3001\u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u5916\u90e8\u30af\u30a8\u30ea\u306e\u7d50\u679c\u306b\u95a2\u9023\u3059\u308b\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u3001\u4ed6\u306e\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u5185\u306b\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30af\u30a8\u30ea\u3067\u3059\u3002 \u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u8fd4\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3092\u5236\u9650\u3057\u305f\u308a\u3001WHERE \u53e5\u3084 HAVINGG \u53e5\u3067\u6bd4\u8f03\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001\u95a2\u9023\u3059\u308b\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587\u95a2\u9023\u306e\u30b5\u30d6\u30af\u30a8\u30ea\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001\u5916\u5074\u306e\u30af\u30a8\u30ea\u306e\u5404\u884c\u3092\u4f7f\u7528\u3057\u3066\u5185\u5074\u306e\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<code>SELECT column1, column2, ... FROM table1 WHERE EXISTS (SELECT column_name FROM table2 WHERE condition AND table2.column_name = table1.column_name);<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u6ce8\u6587\u3057\u305f\u3059\u3079\u3066\u306e\u9867\u5ba2\u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001\u95a2\u9023\u3059\u308b\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u95a2\u9023\u3059\u308b\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 sqlCopy code\u3053\u308c\u306f\u3001\u6ce8\u6587\u3057\u305f\u3059\u3079\u3066\u306e\u9867\u5ba2\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002 \u3053\u306e\u4f8b\u3067\u306f\u3001\u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u5916\u90e8\u30af\u30a8\u30ea\u5185\u306e\u5404\u9867\u5ba2\u306b\u95a2\u9023\u3059\u308b\u6ce8\u6587\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE EXISTS (SELECT * FROM orders WHERE orders.customer_id = customers.customer_id);<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u5916\u90e8\u30af\u30a8\u30ea\u306e\u7d50\u679c\u306b\u95a2\u9023\u3059\u308b\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b\u3001\u4ed6\u306e\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u5185\u306b\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30af\u30a8\u30ea\u3067\u3059\u3002 \u76f8\u95a2\u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u8fd4\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3092\u5236\u9650\u3057\u305f\u308a\u3001WHERE \u53e5\u3084 HAVINGG \u53e5\u3067\u6bd4\u8f03\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u95a2\u9023\u3059\u308b\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30af\u30a8\u30ea\u304c\u6b63\u3057\u304f\u30cd\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3001\u304a\u3088\u3073\u7d50\u679c\u304c\u6b63\u3057\u3044\u5916\u90e8\u30af\u30a8\u30ea\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u5b58\u5728\u3059\u308b\u3082\u306e\u3068\u5b58\u5728\u3057\u306a\u3044\u3082\u306e\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SQL \u3067\u306f\u3001EXISTS \u304a\u3088\u3073 NOT EXISTS \u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u306e\u5b58\u5728\u3092\u691c\u67fb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u8ff0\u90e8\u3067\u3059\u3002 \u3053\u308c\u3089\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b WHERE \u53e5\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306b\u3001\u5b58\u5728\u3059\u308b\u3082\u306e\u3068\u5b58\u5728\u3057\u306a\u3044\u3053\u3068\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>EXISTSEXISTS \u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 EXISTS \u306f\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u304c\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306e\u884c\u3092\u8fd4\u3059\u5834\u5408\u306b TRUE \u3092\u8fd4\u3057\u307e\u3059\u3002 \u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306f FALSE \u3092\u8fd4\u3057\u307e\u3059\u3002 EXISTS \u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001\u5916\u5074\u306e\u30af\u30a8\u30ea\u306e\u5404\u884c\u3092\u4f7f\u7528\u3057\u3066\u5185\u5074\u306e\u30af\u30a8\u30ea\u304c\u5b9f\u884c\u3055\u308c\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>SELECT column1, column2, ... FROM table1 WHERE EXISTS (SELECT column_name FROM table2 WHERE condition AND table2.column_name = table1.column_name);<\/code><\/li>\n\n\n\n<li>NOT EXISTSNOT EXISTS \u306f\u3001EXISTS \u3068\u306f\u5bfe\u7167\u7684\u306b\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u304c\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30b5\u30d6\u30af\u30a8\u30ea\u304c\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306e\u884c\u3092\u8fd4\u3059\u5834\u5408\u3001NOT EXISTS \u306f FALSE \u3092\u8fd4\u3057\u307e\u3059\u3002 \u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306f TRUE \u3092\u8fd4\u3057\u307e\u3059\u3002 NOT EXISTS \u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001\u5916\u5074\u306e\u30af\u30a8\u30ea\u306e\u5404\u884c\u3092\u4f7f\u7528\u3057\u3066\u5185\u5074\u306e\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u30c7\u30fc\u30bf\u306e\u3059\u3079\u3066\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<code>SELECT column1, column2, ... FROM table1 WHERE NOT EXISTS (SELECT column_name FROM table2 WHERE condition AND table2.column_name = table1.column_name);<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u3068\u6ce8\u6587\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 [\u9867\u5ba2] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u9867\u5ba2\u60c5\u5831\u304c\u542b\u307e\u308c\u3001[\u53d7\u6ce8] \u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6ce8\u6587\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u6ce8\u6587\u30ec\u30b3\u30fc\u30c9\u3092\u6301\u305f\u306a\u3044\u3059\u3079\u3066\u306e\u9867\u5ba2\u3092\u691c\u7d22\u3059\u308b\u306b\u306f\u3001NOT EXISTS \u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u6b21\u306b\u3001\u5b58\u5728\u3057\u306a\u3044\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u6ce8\u6587\u306e\u8a18\u9332\u304c\u306a\u3044\u3059\u3079\u3066\u306e\u9867\u5ba2\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u3053\u306e\u4f8b\u3067\u306f\u3001NOT EXISTS \u3092\u4f7f\u7528\u3057\u3066\u3001\u5916\u90e8\u30af\u30a8\u30ea\u306e\u5404\u9867\u5ba2\u306b\u95a2\u4fc2\u306e\u306a\u3044\u6ce8\u6587\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>SELECT * FROM customers WHERE NOT EXISTS (SELECT * FROM orders WHERE orders.customer_id = customers.customer_id);<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001EXISTS \u304a\u3088\u3073 NOT EXISTS \u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u306e\u6709\u7121\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u8ff0\u90e8\u3067\u3059\u3002 \u3053\u308c\u3089\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b WHERE \u53e5\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 EXISTS \u3068 NOT EXISTS \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30af\u30a8\u30ea\u304c\u6b63\u3057\u304f\u5165\u308c\u5b50\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u7d50\u679c\u304c\u6b63\u3057\u3044\u5916\u90e8\u30af\u30a8\u30ea\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>1 \/ 2<\/p>\n\n\n\n<p>\u30d3\u30e5\u30fc\u306e\u4f5c\u6210\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30d3\u30e5\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u57fa\u3065\u304f\u4eee\u60f3\u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u6574\u7406\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30d3\u30e5\u30fc\u3092\u30af\u30a8\u30ea\u3057\u3001\u30d3\u30e5\u30fc\u306e\u57fa\u306b\u306a\u308b\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u77e5\u3089\u306a\u304f\u3066\u3082\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u8a73\u7d30\u306a\u624b\u9806\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001view_name \u306f\u4f5c\u6210\u3059\u308b\u30d3\u30e5\u30fc\u306e\u540d\u524d\u3001column1\u3001column2 \u306a\u3069\u306f\u30d3\u30e5\u30fc\u306b\u542b\u307e\u308c\u308b\u5217\u3001table1 \u306f\u30d3\u30e5\u30fc\u306e\u57fa\u306b\u306a\u308b\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u3001condition \u306f\u30c7\u30fc\u30bf\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u308b\u6761\u4ef6\u3067\u3059\u3002<code>CREATE VIEW view_name AS SELECT column1, column2, ... FROM table1 WHERE condition;<\/code><\/li>\n\n\n\n<li>\u4f8b: \u305f\u3068\u3048\u3070\u3001\u9867\u5ba2\u60c5\u5831\u3092\u542b\u3080 Customers \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 \u30b9\u30c6\u30fc\u30bf\u30b9\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u9867\u5ba2\u306e\u307f\u3092\u542b\u3080 active_customers \u3068\u3044\u3046\u540d\u524d\u306e\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30d3\u30e5\u30fc active_customers\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u3059\u3079\u3066\u306e\u9867\u5ba2\u306e\u60c5\u5831\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>CREATE VIEW active_customers AS SELECT customer_id, first_name, last_name, email FROM customers WHERE status = 'active';&nbsp;<\/code><code>SELECT * FROM active_customers;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30d3\u30e5\u30fc\u306e\u4f5c\u6210\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u6574\u7406\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u3067\u3059\u3002 CREATE VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u30011 \u3064\u4ee5\u4e0a\u306e\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u57fa\u3065\u3044\u3066\u4eee\u60f3\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30d3\u30e5\u30fc\u3092\u30af\u30a8\u30ea\u3067\u304d\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u3001\u6b63\u3057\u3044\u5217\u3068\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u9078\u629e\u3057\u3001\u30d3\u30e5\u30fc\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u540d\u524d\u3092\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u4fee\u6b63\u30d3\u30e5\u30fc\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30d3\u30e5\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u57fa\u3065\u304f\u4eee\u60f3\u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u6574\u7406\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u306f\u3001\u30af\u30a8\u30ea\u306e\u30cb\u30fc\u30ba\u3092\u3088\u308a\u9069\u5207\u306b\u6e80\u305f\u3059\u305f\u3081\u306b\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306b\u3001\u30d3\u30e5\u30fc\u306e\u5909\u66f4\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001view_name \u306f\u5909\u66f4\u3059\u308b\u30d3\u30e5\u30fc\u306e\u540d\u524d\u3001column1\u3001column2 \u306a\u3069\u306f\u30d3\u30e5\u30fc\u306b\u542b\u307e\u308c\u308b\u5217\u3001table1 \u306f\u30d3\u30e5\u30fc\u306e\u57fa\u306b\u306a\u308b\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u3001condition \u306f\u30c7\u30fc\u30bf\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u308b\u6761\u4ef6\u3067\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u306f\u3001CREATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u307e\u305f\u306f REPLACE VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3001\u5143\u306e SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u7f6e\u304d\u63db\u3048\u308b\u65b0\u3057\u3044 SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<code>CREATE OR REPLACE VIEW view_name AS SELECT column1, column2, ... FROM table1 WHERE condition;<\/code><\/li>\n\n\n\n<li>\u305f\u3068\u3048\u3070\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u300c\u6709\u52b9\u300d\u306e\u9867\u5ba2\u306e\u307f\u3092\u542b\u3080active_customers\u3068\u3044\u3046\u30d3\u30e5\u30fc\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 \u9867\u5ba2\u306e\u4f4f\u6240\u60c5\u5831\u3082\u542b\u3080\u3088\u3046\u306b\u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 sqlCopy code\u6b21\u306b\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u5909\u66f4\u3055\u308c\u305factive_customers\u30d3\u30e5\u30fc\u306b\u5bfe\u3057\u3066\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u6b21\u306e\u3088\u3046\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u308c\u306b\u3088\u308a\u3001\u4f4f\u6240\u3092\u542b\u3080\u3001\u72b6\u614b\u304c &#8220;\u30a2\u30af\u30c6\u30a3\u30d6&#8221; \u306e\u3059\u3079\u3066\u306e\u9867\u5ba2\u306e\u60c5\u5831\u3092\u542b\u3080\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<code>CREATE OR REPLACE VIEW active_customers AS SELECT customer_id, first_name, last_name, email, address FROM customers WHERE status = 'active';&nbsp;<\/code><code>SELECT * FROM active_customers;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30d3\u30e5\u30fc\u306e\u5909\u66f4\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u306e\u7de8\u6210\u65b9\u6cd5\u3092\u5909\u66f4\u3059\u308b\u4fbf\u5229\u306a\u65b9\u6cd5\u3067\u3059\u3002 CREATE OR REPLACE VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b\u3068\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u5217\u306e\u8ffd\u52a0\u307e\u305f\u306f\u524a\u9664\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u6761\u4ef6\u306e\u5909\u66f4\u3001\u307e\u305f\u306f\u30d3\u30e5\u30fc\u306e\u57fa\u306b\u306a\u308b\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5909\u66f4\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u5909\u66f4\u3059\u308b\u3068\u304d\u306f\u3001\u6b63\u3057\u3044\u5217\u3068\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u9078\u629e\u3057\u3001\u30d3\u30e5\u30fc\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u540d\u524d\u3092\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u524a\u9664\u30d3\u30e5\u30fc\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30d3\u30e5\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5b9f\u969b\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u57fa\u3065\u304f\u4eee\u60f3\u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u6574\u7406\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u304c\u4e0d\u8981\u306b\u306a\u3063\u305f\u5834\u5408\u306f\u3001DROP VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d3\u30e5\u30fc\u3092\u524a\u9664\u3059\u308b\u8a73\u7d30\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u69cb\u6587: \u30d3\u30e5\u30fc\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 sqlCopy \u30b3\u30fc\u30c9 \u3053\u306e\u69cb\u6587\u3067\u306f\u3001view_name \u306f\u524a\u9664\u3059\u308b\u30d3\u30e5\u30fc\u306e\u540d\u524d\u3067\u3059\u3002<code>DROP VIEW view_name;<\/code><\/li>\n\n\n\n<li>\u305f\u3068\u3048\u3070\u3001\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u300c\u6709\u52b9\u300d\u306e\u9867\u5ba2\u306e\u307f\u3092\u542b\u3080active_customers\u3068\u3044\u3046\u30d3\u30e5\u30fc\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059: sqlCopy \u30b3\u30fc\u30c9\u306e\u5834\u5408\u3001\u30d3\u30e5\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u524a\u9664\u3055\u308c\u3001\u30af\u30a8\u30ea\u3084\u4f7f\u7528\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<code>DROP VIEW active_customers;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30d3\u30e5\u30fc\u306e\u524a\u9664\u306f\u3001\u4e0d\u8981\u306b\u306a\u3063\u305f\u30d3\u30e5\u30fc\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u524a\u9664\u3059\u308b\u305f\u3081\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u3067\u3059\u3002 \u30d3\u30e5\u30fc\u306f\u3001DROP VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u7c21\u5358\u306b\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u30d3\u30e5\u30fc\u3092\u524a\u9664\u3059\u308b\u3068\u304d\u306f\u3001\u524a\u9664\u3059\u308b\u30d3\u30e5\u30fc\u306e\u540d\u524d\u304c\u6b63\u3057\u3044\u3053\u3068\u3001\u304a\u3088\u3073\u30d3\u30e5\u30fc\u304c\u4e0d\u8981\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304b\u3089\u524a\u9664\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6982\u5ff5\u3068\u7a2e\u985e\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c7\u30fc\u30bf\u691c\u7d22\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u5225\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u7279\u5b9a\u306e\u5217\u3092\u4e26\u3079\u66ff\u3048\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30af\u30a8\u30ea\u6642\u306b\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u884c\u3092\u3059\u3070\u3084\u304f\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3068\u30af\u30a8\u30ea\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u3068\u30c7\u30fc\u30bf\u5909\u66f4\u306e\u8907\u96d1\u3055\u304c\u5897\u3059\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6982\u5ff5\u3068\u7a2e\u985e\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6982\u5ff5\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u9806\u5e8f\u4ed8\u3051\u3089\u308c\u305f\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u542b\u3080\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3042\u308a\u3001\u30ad\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u4e00\u90e8\u306e\u5217\u306e\u5024\u3067\u3042\u308a\u3001\u5024\u306f\u5bfe\u5fdc\u3059\u308b\u884c\u30ec\u30b3\u30fc\u30c9\u306e\u5834\u6240\u3067\u3059\u3002 \u30af\u30a8\u30ea\u6642\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u884c\u3092\u3059\u3070\u3084\u304f\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001B \u30c4\u30ea\u30fc 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\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u7a2e\u985e\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e 1 \u3064\u3067\u3042\u308a\u3001\u7bc4\u56f2\u30af\u30a8\u30ea\u3068\u7b49\u4fa1\u30af\u30a8\u30ea\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u30d0\u30e9\u30f3\u30b9\u306e\u3068\u308c\u305f\u30c4\u30ea\u30fc\u69cb\u9020\u306b\u9806\u756a\u306b\u683c\u7d0d\u3059\u308b\u3053\u3068\u3067\u3001\u9ad8\u901f\u306a\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002 B \u30c4\u30ea\u30fc \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u6570\u5024\u3001\u65e5\u4ed8\u3001\u6587\u5b57\u5217\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30cf\u30c3\u30b7\u30e5\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30cf\u30c3\u30b7\u30e5\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u683c\u7d0d\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4e00\u7a2e\u3067\u3059\u3002 \u7b49\u4fa1\u30af\u30a8\u30ea\u3067\u306f\u3046\u307e\u304f\u6a5f\u80fd\u3057\u307e\u3059\u304c\u3001\u7bc4\u56f2\u30af\u30a8\u30ea\u3067\u306f\u3046\u307e\u304f\u6a5f\u80fd\u3057\u307e\u305b\u3093\u3002 \u30cf\u30c3\u30b7\u30e5\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u7279\u5b9a\u306e\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u3059\u3070\u3084\u304f\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u304c\u5747\u7b49\u306b\u5206\u6563\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30cf\u30c3\u30b7\u30e5\u306e\u885d\u7a81\u304c\u767a\u751f\u3057\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d5\u30eb\u30c6\u30ad\u30b9\u30c8 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5168\u6587\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u691c\u7d22\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u6b8a\u306a\u7a2e\u985e\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u3059\u3002 \u30c6\u30ad\u30b9\u30c8\u5185\u306e\u7279\u5b9a\u306e\u5358\u8a9e\u3084\u30d5\u30ec\u30fc\u30ba\u3092\u691c\u7d22\u3057\u3001\u95a2\u9023\u6027\u30b9\u30b3\u30a2\u3092\u63d0\u4f9b\u3057\u3066\u691c\u7d22\u7d50\u679c\u3092\u3088\u308a\u6b63\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30d5\u30eb\u30c6\u30ad\u30b9\u30c8 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u51e6\u7406\u306f\u3001\u30d6\u30ed\u30b0\u6295\u7a3f\u3084\u30cb\u30e5\u30fc\u30b9\u8a18\u4e8b\u306a\u3069\u3001\u5927\u91cf\u306e\u30c6\u30ad\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u542b\u3080\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u7a7a\u9593\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u7a7a\u9593\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u5730\u7406\u7a7a\u9593\u30c7\u30fc\u30bf\u306e\u64cd\u4f5c\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4e00\u7a2e\u3067\u3059\u3002 \u5730\u7406\u5ea7\u6a19\u3084\u305d\u306e\u4ed6\u306e\u95a2\u9023\u60c5\u5831\u3092\u683c\u7d0d\u3067\u304d\u3001\u5730\u7406\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3068\u5206\u6790\u306e\u305f\u3081\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u7a7a\u9593\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30de\u30c3\u30d7\u3084\u5730\u7406\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u306e\u5730\u7406\u30c7\u30fc\u30bf\u3092\u542b\u3080\u30c6\u30fc\u30d6\u30eb\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u5225\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u4e00\u822c\u7684\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u306b\u306f\u3001B \u30c4\u30ea\u30fc \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30cf\u30c3\u30b7\u30e5 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d5\u30eb\u30c6\u30ad\u30b9\u30c8 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u7a7a\u9593\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u5b9f\u969b\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u9069\u5207\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u3092\u9078\u629e\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c6\u30fc\u30d6\u30eb\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6700\u9069\u5316\u306b\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u524a\u9664\u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u7279\u5b9a\u306e\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u7528\u306b\u30c6\u30fc\u30d6\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u3068\u304d\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3092\u8a8d\u8b58\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3068\u30af\u30a8\u30ea\u52b9\u7387\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u6bd4\u8f03\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u524a\u9664\u306e\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c7\u30fc\u30bf\u691c\u7d22\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u5225\u306a\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u3055\u307e\u3056\u307e\u306a\u30af\u30a8\u30ea\u306e\u30cb\u30fc\u30ba\u3092\u6e80\u305f\u3059\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u8005\u307e\u305f\u306f\u958b\u767a\u8005\u304c\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3001\u5909\u66f4\u3001\u307e\u305f\u306f\u524a\u9664\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u3059\u308b\u305f\u3081\u306e\u8a73\u7d30\u306a\u624b\u9806\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u524d\u306b\u3001\u4f5c\u6210\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5217\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u4e00\u822c\u306b\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001WHERE \u53e5\u3067\u4f7f\u7528\u3055\u308c\u308b\u5217\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002scssCopy \u30b3\u30fc\u30c9\u3002\u3053\u3053\u3067\u3001index_name \u306f\u4f5c\u6210\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d\u3001table_name\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001column_name\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5217\u306e\u540d\u524d\u3067\u3059\u3002 \u4e00\u610f\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5834\u5408\u306f\u3001CREATE \u30ad\u30fc\u30ef\u30fc\u30c9\u306e\u5f8c\u306b UNIQUE \u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30ab\u30e9\u30e0\u540d:scssCopy \u30b3\u30fc\u30c9\u306e\u4e00\u610f\u3067\u306a\u3044\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u3042\u308b customers_name_index \u3068\u3044\u3046\u540d\u524d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<code>CREATE [UNIQUE] INDEX index_name ON table_name(column_name);&nbsp;<\/code><code>CREATE INDEX customers_name_index ON customers(name);<\/code><\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5909\u66f4\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5909\u66f4\u306b\u306f\u3001\u901a\u5e38\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u306e\u5909\u66f4\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5217\u306e\u5909\u66f4\u3001\u307e\u305f\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d\u5909\u66f4\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001ALTER INDEX \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002cssCopy \u30b3\u30fc\u30c9 (index_name \u306f\u5909\u66f4\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d)\u3001RENAME TO \u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d\u5909\u66f4\u306b\u4f7f\u7528\u3055\u308c\u3001SET \u30c6\u30fc\u30d6\u30eb\u30b9\u30da\u30fc\u30b9\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u914d\u7f6e\u3055\u308c\u3066\u3044\u308b\u30c6\u30fc\u30d6\u30eb\u30b9\u30da\u30fc\u30b9\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001customers_name_index \u3068\u3044\u3046\u540d\u524d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d\u3092 name_index:cssCopy \u30b3\u30fc\u30c9\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<code>ALTER INDEX index_name [RENAME TO new_index_name] [SET tablespace tablespace_name];&nbsp;<\/code><code>ALTER INDEX customers_name_index RENAME TO name_index;<\/code><\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u524a\u9664\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u524a\u9664\u3001\u901a\u5e38\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4e0d\u8981\u306b\u306a\u3063\u305f\u304b\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u3092\u6d88\u8cbb\u3057\u3059\u304e\u308b\u305f\u3081\u3067\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001DROP INDEX \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u3001sqlCopy \u30b3\u30fc\u30c9\u3067\u3059\u3002\u3053\u3053\u3067\u3001index_name \u306f\u524a\u9664\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u540d\u524d\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001name_index \u3068\u3044\u3046\u540d\u524d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u524a\u9664\u3057\u307e\u3059\u3002<code>DROP INDEX index_name;&nbsp;<\/code><code>DROP INDEX name_index;<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u624b\u6bb5\u3067\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u3001\u5b9f\u969b\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u3092\u9078\u629e\u3057\u3001WHERE \u53e5\u3067\u4f7f\u7528\u3059\u308b\u5217\u306b\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u5909\u66f4\u307e\u305f\u306f\u524a\u9664\u3059\u308b\u3068\u304d\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u306b\u6ce8\u610f\u3057\u3001\u6ce8\u610f\u3057\u3066\u7d9a\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30d7\u30e9\u30a4\u30de\u30ea\u5236\u7d04\u3001\u5916\u90e8\u5236\u7d04\u3001\u304a\u3088\u3073\u4e00\u610f\u5236\u7d04\u306e\u8a73\u7d30\u8aac\u660e<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u6027\u5236\u7d04\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u5236\u7d04\u3067\u3059\u3002 \u6b21\u306b\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u6027\u5236\u7d04\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e3b\u30ad\u30fc\u4e3b\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u884c\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u5217\u307e\u305f\u306f\u5217\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3059\u3002 \u4e3b\u30ad\u30fc\u5217\u306b\u306f\u4e00\u610f\u306e\u5024\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001null \u306b\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002 \u4e3b\u30ad\u30fc\u306e\u5f79\u5272\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306e\u5404\u884c\u304c\u4e00\u610f\u306e ID \u3092\u6301\u3061\u3001\u4ed6\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3057\u305f\u308a\u3001\u5916\u90e8\u30ad\u30fc\u53c2\u7167\u3068\u3057\u3066\u4f7f\u7528\u3057\u305f\u308a\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002 \u30c6\u30fc\u30d6\u30eb\u5185\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306f\u4e3b\u30ad\u30fc\u3092 1 \u3064\u3060\u3051\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u4e3b\u30ad\u30fc\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002sqlCopy \u30b3\u30fc\u30c9\u3002\u3053\u3053\u3067\u3001table_name \u306f\u4e3b\u30ad\u30fc\u3092\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001pk_constraint \u306f\u4e3b\u30ad\u30fc\u5236\u7d04\u306e\u540d\u524d\u3001column_name\u306f\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u5217\u540d\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001id \u3068\u3044\u3046\u540d\u524d\u306e\u30ab\u30e9\u30e0\u3092\u30c6\u30fc\u30d6\u30eb customer \u306e\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u307e\u3059\u3002<code>ALTER TABLE table_name ADD CONSTRAINT pk_constraint PRIMARY KEY (column_name);&nbsp;<\/code><code>ALTER TABLE customers ADD CONSTRAINT pk_customers_id PRIMARY KEY (id);<\/code><\/li>\n\n\n\n<li>\u5916\u90e8\u30ad\u30fc\u306f\u3001\u3042\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u3092\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u306b\u95a2\u9023\u4ed8\u3051\u308b\u3088\u3046\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u95a2\u9023\u4ed8\u3051\u3092\u78ba\u7acb\u3059\u308b\u5236\u7d04\u3067\u3059\u3002 \u5916\u90e8\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u3092\u4fdd\u8a3c\u3067\u304d\u3001\u53c2\u7167\u5143\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u5404\u884c\u306b\u5bfe\u5fdc\u3059\u308b\u4e3b\u30ad\u30fc\u5024\u3092\u6301\u3064\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306f\u8907\u6570\u306e\u5916\u90e8\u30ad\u30fc\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u5916\u90e8\u30ad\u30fc\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002sqlCopy \u30b3\u30fc\u30c9\u3002\u3053\u3053\u3067\u3001table_name \u306f\u5916\u90e8\u30ad\u30fc\u3092\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001fk_constraint \u306f\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u306e\u540d\u524d\u3001column_name \u306f\u5916\u90e8\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u5217\u540d\u3001reference_table \u306f\u53c2\u7167\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001reference_column_name \u306f\u53c2\u7167\u3059\u308b\u5217\u540d\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u9806\u5e8f\u306b fk_orders_customer_id \u3068\u3044\u3046\u540d\u524d\u306e\u5916\u90e8\u30ad\u30fc\u3092\u4f5c\u6210\u3057\u3001\u30ab\u30e9\u30e0 customer_id \u3092\u30c6\u30fc\u30d6\u30eb customer \u306e\u30ab\u30e9\u30e0 ID \u306b\u53c2\u7167\u3057\u307e\u3059\u3002<code>ALTER TABLE table_name ADD CONSTRAINT fk_constraint FOREIGN KEY (column_name) REFERENCES reference_table (reference_column_name);&nbsp;<\/code><code>ALTER TABLE orders ADD CONSTRAINT fk_orders_customer_id FOREIGN KEY (customer_id) REFERENCES customers (id);<\/code><\/li>\n\n\n\n<li>\u4e00\u610f\u6027\u5236\u7d04\u4e00\u610f\u6027\u5236\u7d04\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u7279\u5b9a\u306e\u5217\u306b\u5bfe\u3057\u3066\u4e00\u610f\u306e\u5024\u3092\u4fdd\u8a3c\u3059\u308b\u5236\u7d04\u3067\u3059\u3002 \u4e00\u610f\u6027\u5236\u7d04\u306f\u4e3b\u30ad\u30fc\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304c\u3001\u5217\u3092 null \u306b\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u30c6\u30fc\u30d6\u30eb\u5185\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306b\u8907\u6570\u306e\u4e00\u610f\u6027\u5236\u7d04\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u610f\u6027\u5236\u7d04\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u69cb\u6587\u306f\u3001sqlCopy \u30b3\u30fc\u30c9\u3067\u3059\u3002\u3053\u3053\u3067\u3001table_name \u306f\u4e00\u610f\u6027\u5236\u7d04\u3092\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001unique_constraint\u306f\u4e00\u610f\u6027\u5236\u7d04\u306e\u540d\u524d\u3001column_name \u306f\u4e00\u610f\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u5217\u540d\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001email \u3068\u3044\u3046\u540d\u524d\u306e\u5217\u3092\u30c6\u30fc\u30d6\u30eb\u9867\u5ba2\u306b\u5bfe\u3059\u308b\u552f\u4e00\u306e\u5236\u7d04\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<code>ALTER TABLE table_name ADD CONSTRAINT unique_constraint UNIQUE (column_name);&nbsp;<\/code><code>ALTER TABLE customers ADD CONSTRAINT uq_customers_email UNIQUE (email);<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u6027\u5236\u7d04\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u5236\u7d04\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8a2d\u8a08\u3059\u308b\u3068\u304d\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5b9f\u969b\u306e\u30cb\u30fc\u30ba\u306b\u57fa\u3065\u3044\u3066\u9069\u5207\u306a\u5236\u7d04\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u5236\u7d04\u306f\u3059\u3079\u3066\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u610f\u6027\u3068\u6574\u5408\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u304c\u3001\u5f79\u5272\u306f\u7570\u306a\u308a\u307e\u3059\u3002 \u4e3b\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306e\u5404\u884c\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u5217\u307e\u305f\u306f\u5217\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3042\u308a\u3001null \u5024\u3092\u542b\u3081\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002 \u5916\u90e8\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u95a2\u9023\u4ed8\u3051\u3092\u78ba\u7acb\u3057\u3001\u3042\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u304c\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u6307\u5b9a\u3059\u308b\u5236\u7d04\u3067\u3059\u3002 \u4e00\u610f\u6027\u5236\u7d04\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u7279\u5b9a\u306e\u5217\u304c\u4e3b\u30ad\u30fc\u3068\u540c\u69d8\u306b\u4e00\u610f\u306e\u5024\u3092\u6301\u3064\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u304c\u3001\u5217\u3092 null \u306b\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u8981\u6c42\u3057\u306a\u3044\u5236\u7d04\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5236\u7d04\u3092\u9069\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u539f\u5247\u306b\u5f93\u3046\u3088\u3046\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5404\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306e\u5404\u884c\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u4e3b\u30ad\u30fc\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u5916\u90e8\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u76f8\u95a2\u95a2\u4fc2\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u4e3b\u30ad\u30fc\u3092\u6307\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4e00\u610f\u306e\u5024\u3092\u5fc5\u8981\u3068\u3059\u308b\u5217\u306b\u306f\u3001\u4e00\u610f\u306e\u5236\u7d04\u3092\u9069\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u3059\u308b\u306b\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u304a\u3088\u3073\u4e00\u610f\u5236\u7d04\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u91cd\u8981\u306a\u5236\u7d04\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u5b9f\u969b\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u5236\u7d04\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u53d6\u5f15\u306e\u6982\u5ff5\u3068\u7279\u6027\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u3001\u6210\u529f\u3059\u308b\u304b\u3001\u307e\u3063\u305f\u304f\u5b9f\u884c\u3055\u308c\u306a\u3044\u4e00\u9023\u306e\u95a2\u9023\u3059\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u306f\u3001\u30a2\u30c8\u30df\u30c3\u30af\u6027\u3001\u4e00\u8cab\u6027\u3001\u5206\u96e2\u6027\u3001\u8010\u4e45\u6027\u306a\u3069\u306e ACID \u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u4ee5\u4e0b\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30c8\u30df\u30c3\u30af\u6027 \u30a2\u30c8\u30df\u30c3\u30af\u6027\u3068\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u4e0d\u53ef\u5206\u306e\u4f5c\u696d\u5358\u4f4d\u3067\u3042\u308a\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u306e\u3059\u3079\u3066\u306e\u64cd\u4f5c\u304c\u6b63\u5e38\u306b\u5b9f\u884c\u3055\u308c\u308b\u304b\u3001\u307e\u3063\u305f\u304f\u5b9f\u884c\u3055\u308c\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u65e2\u306b\u5b9f\u884c\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u64cd\u4f5c\u304c\u53d6\u308a\u6d88\u3055\u308c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u308b\u524d\u306e\u72b6\u614b\u306b\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002 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\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u304c\u5236\u7d04\u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u308b\u524d\u306e\u72b6\u614b\u306b\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5206\u96e2\u3068\u306f\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u767a\u751f\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u4e92\u3044\u306b\u72ec\u7acb\u3057\u3066\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b58\u5728\u3092\u611f\u3058\u308b\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u7279\u5b9a\u306e\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u52d5\u4f5c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 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\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306b\u3088\u3063\u3066\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u5f8c\u306e\u30c7\u30fc\u30bf\u306f\u6301\u7d9a\u6027\u304c\u3042\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306b\u3088\u3063\u3066\u5931\u308f\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b ACID \u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u6301\u3064\u4e00\u9023\u306e\u95a2\u9023\u64cd\u4f5c\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u9593\u306e\u76f8\u4e92\u72ec\u7acb\u6027\u3068\u540c\u6642\u5b9f\u884c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u7279\u5b9a\u306e\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u52d5\u4f5c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u539f\u5b50\u6027\u3001\u4e00\u8cab\u6027\u3001\u5206\u96e2\u6027\u3001\u304a\u3088\u3073\u8010\u4e45\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u63d0\u4f9b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>jeishi\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5206\u96e2\u30ec\u30d9\u30eb\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u306f\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u9032\u884c\u4e2d\u306e\u5834\u5408\u306b\u3001\u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u3063\u3066\u5909\u66f4\u3067\u304d\u308b\u7bc4\u56f2\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u306f\u3001\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u8aad\u307f\u53d6\u308a\u3001\u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u8aad\u307f\u53d6\u308a\u3001\u53cd\u5fa9\u53ef\u80fd\u306a\u8aad\u307f\u53d6\u308a\u3001\u304a\u3088\u3073\u30b7\u30ea\u30a2\u30eb\u5316\u53ef\u80fd\u306a 4 \u3064\u306e\u6a19\u6e96\u5206\u96e2\u30ec\u30d9\u30eb\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u6b21\u306b\u3001\u5404\u72ec\u7acb\u6027\u30ec\u30d9\u30eb\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u8aad\u307f\u53d6\u308a\u306f\u3001\u6700\u3082\u4f4e\u3044\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u3059\u3002 \u3053\u306e\u72ec\u7acb\u6027\u30ec\u30d9\u30eb\u3067\u306f\u30011 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u30c0\u30fc\u30c6\u30a3 \u30c7\u30fc\u30bf\u306e\u8aad\u307f\u53d6\u308a\u3001\u3064\u307e\u308a\u3001\u5909\u66f4\u3055\u308c\u305f\u304c\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u540c\u6642\u306b\u3001\u3042\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u66f4\u65b0\u304c\u5931\u308f\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u8aad\u307f\u53d6\u308a: \u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u8aad\u307f\u53d6\u308a\u306f\u3001\u65e2\u5b9a\u306e\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u3059\u3002 \u3053\u306e\u72ec\u7acb\u6027\u30ec\u30d9\u30eb\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u65e2\u306b\u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306e\u307f\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u30c0\u30fc\u30c6\u30a3 \u30c7\u30fc\u30bf\u306e\u8aad\u307f\u53d6\u308a\u306f\u56de\u907f\u3055\u308c\u307e\u3059\u304c\u3001\u53cd\u5fa9\u4e0d\u53ef\u80fd\u306a\u8aad\u307f\u53d6\u308a\u3068\u30d5\u30a1\u30f3\u30c8\u30e0\u8aad\u307f\u53d6\u308a\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u53cd\u5fa9\u4e0d\u80fd\u8aad\u307f\u53d6\u308a\u3068\u306f\u3001\u540c\u3058\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3067\u540c\u3058\u30c7\u30fc\u30bf\u304c 2 \u56de\u8aad\u307f\u53d6\u3089\u308c\u305f\u5834\u5408\u3001\u7d50\u679c\u304c\u7570\u306a\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u30d5\u30a1\u30f3\u30c8\u30e0\u8aad\u307f\u53d6\u308a\u3068\u306f\u3001\u540c\u3058\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u540c\u3058\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3067 2 \u56de\u5b9f\u884c\u3055\u308c\u308b\u3068\u3001\u7d50\u679c\u30bb\u30c3\u30c8\u304c\u7570\u306a\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u3092\u6307\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u53cd\u5fa9\u53ef\u80fd\u306a\u8aad\u307f\u53d6\u308a: \u7e70\u308a\u8fd4\u3057\u53ef\u80fd\u306a\u8aad\u307f\u53d6\u308a\u306f\u3001\u30b3\u30df\u30c3\u30c8\u3055\u308c\u305f\u8aad\u307f\u53d6\u308a\u3088\u308a\u3082\u53b3\u5bc6\u306a\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u3059\u3002 \u3053\u306e\u72ec\u7acb\u6027\u30ec\u30d9\u30eb\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u4e2d\u306b\u8aad\u307f\u53d6\u3089\u308c\u308b\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306f\u6574\u5408\u7684\u3067\u3042\u308a\u3001\u53cd\u5fa9\u4e0d\u80fd\u306a\u8aad\u307f\u53d6\u308a\u306e\u554f\u984c\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u305f\u3060\u3057\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30d5\u30a1\u30f3\u30c8\u30e0\u8aad\u307f\u53d6\u308a\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b7\u30ea\u30a2\u30eb\u5316\u53ef\u80fd\u306a\u30b7\u30ea\u30a2\u30eb\u5316\u306f\u3001\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u5206\u96e2\u3067\u3059\u3002 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\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u540c\u6642\u5b9f\u884c\u306e\u554f\u984c\u304c\u56de\u907f\u3055\u308c\u307e\u3059\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u306f\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u767a\u751f\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u3001\u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u3063\u3066\u5909\u66f4\u3059\u308b\u7bc4\u56f2\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 \u5206\u96e2\u30ec\u30d9\u30eb\u304c\u7570\u306a\u308c\u3070\u3001\u540c\u6642\u5b9f\u884c\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3067\u304d\u308b\u554f\u984c\u3082\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u65b0\u3057\u3044\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002 \u72ec\u7acb\u6027\u30ec\u30d9\u30eb\u3092\u9078\u629e\u3059\u308b\u3068\u304d\u306f\u3001\u7279\u5b9a\u306e\u30d3\u30b8\u30cd\u30b9\u30fb\u30cb\u30fc\u30ba\u3068\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u306b\u57fa\u3065\u3044\u3066\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8 (\u958b\u59cb\u3001\u30b3\u30df\u30c3\u30c8\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af) \u306e\u8a73\u7d30\u3092\u8aac\u660e\u3059\u308b<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u3001\u30b3\u30df\u30c3\u30c8\u3001\u304a\u3088\u3073\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u3001BEGIN\u3001COMMIT\u3001\u304a\u3088\u3073 ROLLBACK \u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>BEGIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8BEGIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 BEGIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5f8c\u306e\u3059\u3079\u3066\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u307e\u305f\u306f ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u5b9f\u884c\u3055\u308c\u308b\u307e\u3067\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u4e00\u90e8\u3068\u898b\u306a\u3055\u308c\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u308b\u307e\u3067\u4e0d\u6574\u5408\u306a\u72b6\u614b\u306b\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u7d42\u4e86\u3057\u305f\u5f8c\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u4e00\u8cab\u6027\u306e\u3042\u308b\u72b6\u614b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>COMMIT \u6587COMMIT \u6587\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30b3\u30df\u30c3\u30c8\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u3059\u3079\u3066\u306e\u5909\u66f4\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306b\u4fdd\u6301\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u5b9f\u884c\u3055\u308c\u308b\u307e\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u306f\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u3042\u308a\u3001\u73fe\u5728\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u306e\u307f\u8868\u793a\u3055\u308c\u307e\u3059\u3002 COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u3053\u306e\u30c7\u30fc\u30bf\u306f\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u8868\u793a\u3055\u308c\u3001\u6c38\u7d9a\u7684\u3068\u898b\u306a\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3059\u308b\u3001\u3064\u307e\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u3059\u3079\u3066\u306e\u5909\u66f4\u3092\u5143\u306b\u623b\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u308b\u524d\u306e\u72b6\u614b\u306b\u5fa9\u5143\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u306f\u4e00\u8cab\u6027\u306e\u3042\u308b\u72b6\u614b\u306b\u306a\u308a\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5909\u66f4\u3092\u5143\u306b\u623b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3057\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u9593\u306e\u7af6\u5408\u3092\u9632\u6b62\u3057\u307e\u3059\u3002 \u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u9032\u884c\u4e2d\u306e\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5909\u66f4\u3092\u5236\u5fa1\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002 \u5b9f\u969b\u306e\u958b\u767a\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3068\u4fdd\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u7279\u5b9a\u306e\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3068\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u5206\u96e2\u30ec\u30d9\u30eb\u3068\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30ed\u30c3\u30af\u6a5f\u69cb\u3068\u30ed\u30c3\u30af\u30bf\u30a4\u30d7\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30ed\u30c3\u30af\u306f\u540c\u6642\u30a2\u30af\u30bb\u30b9\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3067\u3042\u308a\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u3058\u30c7\u30fc\u30bf\u306b\u540c\u6642\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u65b9\u6cd5\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 1 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3057\u3066\u3044\u308b\u9593\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u3058\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u3063\u305f\u308a\u5909\u66f4\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u30ed\u30c3\u30af\u306e\u5f79\u5272\u306f\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u3088\u308b\u540c\u3058\u30c7\u30fc\u30bf\u3078\u306e\u540c\u6642\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u306f\u3001\u5171\u6709\u30ed\u30c3\u30af\u3068\u6392\u4ed6\u30ed\u30c3\u30af\u3068\u3044\u3046 2 \u3064\u306e\u57fa\u672c\u7684\u306a\u30bf\u30a4\u30d7\u306e\u30ed\u30c3\u30af\u304c\u3042\u308a\u307e\u3059\u3002 \u5171\u6709\u30ed\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u3058\u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u3092\u540c\u6642\u306b\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3067\u304d\u308b\u306e\u306f 1 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u307f\u3067\u3059\u3002 \u6392\u4ed6\u30ed\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3068\u30011 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u3092\u72ec\u5360\u3067\u304d\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u30ed\u30c3\u30af\u304c\u89e3\u9664\u3055\u308c\u308b\u307e\u3067\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u53d6\u308a\u3084\u5909\u66f4\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u5171\u6709\u30ed\u30c3\u30af\u3068\u6392\u4ed6\u30ed\u30c3\u30af\u306b\u52a0\u3048\u3066\u3001\u610f\u56f3\u7684\u30ed\u30c3\u30af\u3001\u884c\u30ec\u30d9\u30eb\u30ed\u30c3\u30af\u3001\u30c6\u30fc\u30d6\u30eb\u30ec\u30d9\u30eb\u30ed\u30c3\u30af\u306a\u3069\u306e\u4ed6\u306e\u30bf\u30a4\u30d7\u306e\u30ed\u30c3\u30af\u304c\u3042\u308a\u307e\u3059\u3002 \u5404\u30ed\u30c3\u30af\u30bf\u30a4\u30d7\u306b\u306f\u3001\u7279\u5b9a\u306e\u7528\u9014\u3068\u9577\u6240\u3068\u77ed\u6240\u304c\u3042\u308a\u307e\u3059\u3002 \u4e00\u822c\u7684\u306a\u30ed\u30c3\u30af\u306e\u7a2e\u985e\u3068\u305d\u306e\u8aac\u660e\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5171\u6709\u30ed\u30c3\u30af \u5171\u6709\u30ed\u30c3\u30af\u306f\u3001\u30c7\u30fc\u30bf\u306e\u540c\u6642\u8aad\u307f\u53d6\u308a\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u3042\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u5171\u6709\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3059\u308b\u3068\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3082\u5171\u6709\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u304c\u3001\u6392\u4ed6\u30ed\u30c3\u30af\u306f\u53d6\u5f97\u3067\u304d\u307e\u305b\u3093\u3002 \u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u5171\u6709\u30ed\u30c3\u30af\u3092\u4fdd\u6301\u3067\u304d\u307e\u3059\u304c\u3001\u6392\u4ed6\u30ed\u30c3\u30af\u3092\u4fdd\u6301\u3067\u304d\u308b\u306e\u306f 1 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u307f\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u6392\u4ed6\u30ed\u30c3\u30af \u6392\u4ed6\u30ed\u30c3\u30af\u306f\u3001\u30c7\u30fc\u30bf\u306e\u540c\u6642\u5909\u66f4\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u3042\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u6392\u4ed6\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3059\u308b\u3068\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u5171\u6709\u30ed\u30c3\u30af\u307e\u305f\u306f\u6392\u4ed6\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u305b\u3093\u3002 \u6392\u4ed6\u30ed\u30c3\u30af\u3092\u4fdd\u6301\u3067\u304d\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f 1 \u3064\u3060\u3051\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u884c\u30ec\u30d9\u30eb\u306e\u30ed\u30c3\u30af\u306f\u3001\u30c7\u30fc\u30bf\u884c\u3078\u306e\u540c\u6642\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u3042\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u884c\u30ec\u30d9\u30eb\u306e\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3059\u308b\u3068\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u540c\u3058\u884c\u306e\u6392\u4ed6\u30ed\u30c3\u30af\u307e\u305f\u306f\u5171\u6709\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u7570\u306a\u308b\u884c\u306e\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 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\u30ec\u30d9\u30eb\u306e\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3059\u308b\u3068\u3001\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u540c\u3058\u30c6\u30fc\u30d6\u30eb\u3067\u6392\u4ed6\u30ed\u30c3\u30af\u307e\u305f\u306f\u5171\u6709\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u7570\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u3067\u30ed\u30c3\u30af\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 \u30c6\u30fc\u30d6\u30eb\u30ec\u30d9\u30eb\u306e\u30ed\u30c3\u30af\u306f\u540c\u6642\u5b9f\u884c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u53ef\u7528\u6027\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30ed\u30c3\u30af\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u540c\u6642\u30a2\u30af\u30bb\u30b9\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3067\u3042\u308a\u3001\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u3058\u30c7\u30fc\u30bf\u306b\u540c\u6642\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u65b9\u6cd5\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u4e00\u822c\u7684\u306a\u30ed\u30c3\u30af\u306e\u7a2e\u985e\u306b\u306f\u3001\u5171\u6709\u30ed\u30c3\u30af\u3001\u6392\u4ed6\u30ed\u30c3\u30af\u3001\u884c\u30ec\u30d9\u30eb \u30ed\u30c3\u30af\u3001\u30c6\u30fc\u30d6\u30eb \u30ec\u30d9\u30eb \u30ed\u30c3\u30af\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002 \u30ed\u30c3\u30af\u306e\u7a2e\u985e\u304c\u7570\u306a\u308c\u3070\u3001\u540c\u6642\u5b9f\u884c\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3067\u304d\u308b\u3082\u306e\u3082\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u65b0\u3057\u3044\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002 \u5b9f\u969b\u306b\u306f\u3001<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u95a2\u6570\u306e\u6982\u5ff5\u3068\u4f5c\u6210\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u95a2\u6570\u306f\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u5358\u4f4d\u3068\u3057\u3066\u30ab\u30d7\u30bb\u30eb\u5316\u3055\u308c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u547c\u3073\u51fa\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u95a2\u6570\u306f\u3001\u8907\u96d1\u306a SQL \u30af\u30a8\u30ea\u3092\u7c21\u7d20\u5316\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 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\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306b\u306f\u3001\u5b9a\u6570\u3001\u5f0f\u3001\u5217\u540d\u306a\u3069\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u51fa\u529b: \u3053\u306e\u95a2\u6570\u306f\u3001\u5358\u4e00\u306e\u5024\u307e\u305f\u306f\u8907\u6570\u306e\u5024\u3092\u8fd4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u623b\u308a\u5024\u306b\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u5024\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30ab\u30fc\u30bd\u30eb\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u518d\u5229\u7528\u6027: \u95a2\u6570\u306f\u7570\u306a\u308b\u30af\u30a8\u30ea\u3067\u8907\u6570\u56de\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ab\u30d7\u30bb\u30eb\u5316: \u95a2\u6570\u306f\u3001\u4e00\u9023\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3066\u3001\u30af\u30a8\u30ea\u3092\u3088\u308a\u7c21\u6f54\u304b\u3064\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u95a2\u6570\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u901a\u5e38\u3001\u6b21\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u95a2\u6570\u3092\u5b9a\u7fa9\u3059\u308b: \u95a2\u6570\u306e\u540d\u524d\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc \u30ea\u30b9\u30c8\u3001\u623b\u308a\u5024\u306e\u578b\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002 PostgreSQL\u3067\u306f\u3001\u95a2\u6570\u306f\u901a\u5e38\u3001CREATE FUNCTION\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u95a2\u6570\u672c\u4f53\u306e\u66f8\u304d\u8fbc\u307f: \u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3084\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u542b\u3080\u95a2\u6570\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u95a2\u6570\u306e\u30b3\u30f3\u30d1\u30a4\u30eb: \u95a2\u6570\u672c\u4f53\u3092\u5b9f\u884c\u53ef\u80fd\u30b3\u30fc\u30c9\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9\u95a2\u6570: \u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3057\u3066\u3001\u5fc5\u8981\u306a\u3068\u304d\u306b\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>2 \u3064\u306e\u6574\u6570\u306e\u5408\u8a08\u3092\u8fd4\u3059\u95a2\u6570\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306e\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE FUNCTION add_numbers(a INTEGER, b INTEGER)\nRETURNS INTEGER AS $$\nBEGIN\n  RETURN a + b;\nEND;\n$$ LANGUAGE plpgsql;\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u95a2\u6570\u306e\u540d\u524d\u306f add_numbers \u3067\u30012 \u3064\u306e\u6574\u6570 a \u3068 b \u3092\u5f15\u6570\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u305d\u308c\u3089\u306e\u5408\u8a08\u3092\u8fd4\u3057\u307e\u3059\u3002 \u95a2\u6570\u306fPL \/ pgSQL\u3067\u8a18\u8ff0\u3055\u308c\u3001PL \/ Python\u3001PL \/ Perl\u3001PL \/ Tcl\u306a\u3069\u306e\u4ed6\u306e\u8a00\u8a9e\u3067\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u95a2\u6570\u306f\u3001\u518d\u5229\u7528\u53ef\u80fd\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u5358\u4f4d\u3068\u3057\u3066\u30ab\u30d7\u30bb\u30eb\u5316\u3055\u308c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u547c\u3073\u51fa\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u95a2\u6570\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u95a2\u6570\u306e\u5b9a\u7fa9\u3001\u95a2\u6570\u672c\u4f53\u306e\u8a18\u8ff0\u3001\u95a2\u6570\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u95a2\u6570\u306e\u683c\u7d0d\u306a\u3069\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002 \u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30af\u30a8\u30ea\u306e\u4fdd\u5b88\u6027\u3001\u8aad\u307f\u3084\u3059\u3055\u3001\u304a\u3088\u3073\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u6982\u5ff5\u3068\u4f5c\u6210\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u3001\u5fc5\u8981\u306a\u3068\u304d\u306b\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u518d\u5229\u7528\u53ef\u80fd\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5358\u4f4d\u3068\u3057\u3066\u30ab\u30d7\u30bb\u30eb\u5316\u3055\u308c\u305f SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u3001\u901a\u5e38\u3001\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u64cd\u4f5c\u3001\u30d0\u30c3\u30c1\u64cd\u4f5c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u306a\u3069\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u53d7\u3051\u53d6\u308a\u3001\u7d50\u679c\u3092\u8fd4\u3059\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306b\u306f\u3001\u6b21\u306e\u7279\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5165\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u30010 \u500b\u4ee5\u4e0a\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u53d7\u3051\u53d6\u308a\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u5185\u3067\u5185\u90e8\u7684\u306b\u51e6\u7406\u3067\u304d\u307e\u3059\u3002 \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306b\u306f\u3001\u5b9a\u6570\u3001\u5f0f\u3001\u5217\u540d\u306a\u3069\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u51fa\u529b: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u30011 \u3064\u307e\u305f\u306f\u8907\u6570\u306e\u5024\u3092\u8fd4\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u623b\u308a\u5024\u306b\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u5024\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30ab\u30fc\u30bd\u30eb\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u518d\u5229\u7528\u6027: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u3001\u7570\u306a\u308b\u30af\u30a8\u30ea\u3067\u8907\u6570\u56de\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ab\u30d7\u30bb\u30eb\u5316: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3067\u306f\u3001\u4e00\u9023\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3066\u3001\u30af\u30a8\u30ea\u3092\u3088\u308a\u7c21\u6f54\u304b\u3064\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u901a\u5e38\u3001\u6b21\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u5b9a\u7fa9\u3059\u308b: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u540d\u524d\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u4e00\u89a7\u3001\u623b\u308a\u5024\u306e\u578b\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002 PostgreSQL\u3067\u306f\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u5b9a\u7fa9\u306b\u306f\u901a\u5e38\u3001CREATE PROCEDURE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u672c\u4f53\u306e\u66f8\u304d\u8fbc\u307f: \u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3084\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306a\u3069\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b: \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u672c\u4f53\u3092\u5b9f\u884c\u53ef\u80fd\u30b3\u30fc\u30c9\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30a2\u30c9 \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3: \u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3057\u3066\u3001\u5fc5\u8981\u306a\u3068\u304d\u306b\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>2 \u3064\u306e\u6574\u6570\u3092\u5f15\u6570\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u305d\u308c\u3089\u3092\u52a0\u7b97\u3057\u3066\u7d50\u679c\u3092\u8fd4\u3059\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE PROCEDURE add_numbers(IN a INTEGER, IN b INTEGER, OUT result INTEGER)\nLANGUAGE plpgsql AS\n$$\nBEGIN\n  result := a + b;\nEND;\n$$;\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001add_numbers \u3068\u3044\u3046\u540d\u524d\u306e\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306f\u3001\u5165\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066 2 \u3064\u306e\u6574\u6570 a \u3068 b \u3092\u53d7\u3051\u53d6\u308a\u3001\u305d\u308c\u3089\u306e\u5408\u8a08\u3092 result \u3068\u3044\u3046\u540d\u524d\u306e\u51fa\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306b\u683c\u7d0d\u3057\u307e\u3059\u3002 \u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306fPL \/ pgSQL\u3067\u8a18\u8ff0\u3055\u308c\u3001PL \/ Python\u3001PL \/ Perl\u3001PL \/ Tcl\u306a\u3069\u306e\u4ed6\u306e\u8a00\u8a9e\u3067\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30b9\u30c8\u30a2\u30fc\u30c9\u30fb\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u30fc\u306f\u3001\u518d\u4f7f\u7528\u53ef\u80fd\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u5358\u4f4d\u3068\u3057\u3066\u30ab\u30d7\u30bb\u30eb\u5316\u3055\u308c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u547c\u3073\u51fa\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u96c6\u5408\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u901a\u5e38\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u5b9a\u7fa9\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u672c\u4f53\u306e\u8a18\u8ff0\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306e\u683c\u7d0d\u306a\u3069\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002 \u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30af\u30a8\u30ea\u306e\u4fdd\u5b88\u6027\u3001\u8aad\u307f\u3084\u3059\u3055\u3001\u304a\u3088\u3073\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c8\u30ea\u30ac\u30fc\u306e\u6982\u5ff5\u3068\u4f5c\u6210\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c8\u30ea\u30ac\u306f\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u308b\u7279\u5225\u306a\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3067\u3059\u3002 \u30c8\u30ea\u30ac\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u304c\u633f\u5165\u3001\u66f4\u65b0\u3001\u307e\u305f\u306f\u524a\u9664\u3055\u308c\u305f\u3068\u304d\u306b\u8d77\u52d5\u3057\u3066\u3001\u95a2\u9023\u3059\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u3089\u306f\u901a\u5e38\u3001\u30d3\u30b8\u30cd\u30b9 \u30eb\u30fc\u30eb\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u5236\u7d04\u306a\u3069\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c8\u30ea\u30ac\u30fc\u306b\u306f\u6b21\u306e\u7279\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a4\u30d9\u30f3\u30c8\u767a\u751f: \u30c8\u30ea\u30ac\u30fc\u306f\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3059\u308b\u3068\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002 \u30a4\u30d9\u30f3\u30c8\u306b\u306f\u3001\u30c7\u30fc\u30bf\u306e\u633f\u5165\u3001\u66f4\u65b0\u3001\u307e\u305f\u306f\u524a\u9664\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u81ea\u52d5\u5b9f\u884c: \u30c8\u30ea\u30ac\u30fc\u306f\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u3001\u624b\u52d5\u3067\u547c\u3073\u51fa\u3059\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u5236\u7d04: \u30c8\u30ea\u30ac\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d3\u30b8\u30cd\u30b9 \u30eb\u30fc\u30eb\u3084\u30c7\u30fc\u30bf\u6574\u5408\u6027\u5236\u7d04\u306a\u3069\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u53d6\u308a\u6d88\u3057\u53ef\u80fd\u6027: \u30c8\u30ea\u30ac\u30fc\u3092\u7121\u52b9\u5316\u307e\u305f\u306f\u524a\u9664\u3057\u3066\u3001\u305d\u306e\u52b9\u679c\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u30c8\u30ea\u30ac\u30fc\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u6b21\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c8\u30ea\u30ac\u30fc\u306e\u5b9a\u7fa9: \u30c8\u30ea\u30ac\u30fc\u306e\u540d\u524d\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u7a2e\u985e\u3001\u30c8\u30ea\u30ac\u30fc\u6761\u4ef6\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002 PostgreSQL \u3067\u306f\u3001\u30c8\u30ea\u30ac\u30fc\u306f\u901a\u5e38\u3001CREATE TRIGGER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c8\u30ea\u30ac\u30fc\u672c\u6587\u306e\u66f8\u304d\u8fbc\u307f: \u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3084\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306a\u3069\u3001\u30c8\u30ea\u30ac\u30fc\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c8\u30ea\u30ac\u30fc\u306e\u4fdd\u5b58: \u66f8\u304d\u8fbc\u307e\u308c\u305f\u30c8\u30ea\u30ac\u30fc\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3057\u3066\u3001\u5fc5\u8981\u306a\u3068\u304d\u306b\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u633f\u5165\u6642\u306b\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3059\u308b\u30c8\u30ea\u30ac\u30fc\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TRIGGER update_inventory\nAFTER INSERT ON sales\nFOR EACH ROW\nEXECUTE FUNCTION update_inventory();\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u30c8\u30ea\u30ac\u30fc\u306e\u540d\u524d\u306f update_inventory \u3067\u3001Sales \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u304c\u633f\u5165\u3055\u308c\u308b\u305f\u3073\u306bupdate_inventory\u95a2\u6570\u304c\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002 \u633f\u5165\u3055\u308c\u305f\u30c7\u30fc\u30bf\u884c\u3054\u3068\u306b\u3001\u30c8\u30ea\u30ac\u30fc\u306e\u5b9f\u884c\u304c 1 \u56de\u30c8\u30ea\u30ac\u30fc\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c8\u30ea\u30ac\u30fc\u306f\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u308b\u7279\u5225\u306a\u7a2e\u985e\u306e\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3067\u3059\u3002 \u30c8\u30ea\u30ac\u30fc\u306f\u901a\u5e38\u3001\u30d3\u30b8\u30cd\u30b9 \u30eb\u30fc\u30eb\u3084\u30c7\u30fc\u30bf\u6574\u5408\u6027\u5236\u7d04\u306a\u3069\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u30c8\u30ea\u30ac\u30fc\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u30c8\u30ea\u30ac\u30fc\u306e\u5b9a\u7fa9\u3001\u30c8\u30ea\u30ac\u30fc\u672c\u4f53\u306e\u66f8\u304d\u8fbc\u307f\u3001\u30c8\u30ea\u30ac\u30fc\u306e\u683c\u7d0d\u306a\u3069\u306e\u624b\u9806\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u65b9\u6cd5\u3068\u30dd\u30ea\u30b7\u30fc\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u975e\u5e38\u306b\u91cd\u8981\u306a\u4f5c\u696d\u3067\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u7834\u640d\u3001\u8aa4\u64cd\u4f5c\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u969c\u5bb3\u306a\u3069\u306e\u4e88\u671f\u3057\u306a\u3044\u72b6\u6cc1\u304b\u3089\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3068\u304d\u306f\u3001\u6b21\u306e\u70b9\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u7a2e\u985e: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u5b8c\u5168\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u304a\u3088\u3073\u5dee\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u5b8c\u5168\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u3059\u3002 \u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u306f\u3001\u6700\u5f8c\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4ee5\u964d\u306b\u5909\u66f4\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306e\u307f\u304c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3055\u308c\u307e\u3059\u3002 \u5dee\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u306f\u3001\u524d\u56de\u306e\u5b8c\u5168\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4ee5\u964d\u306b\u5909\u66f4\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3055\u308c\u307e\u3059\u3002 \u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u3055\u307e\u3056\u307e\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u7a2e\u985e\u3092\u9069\u7528\u3067\u304d\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u72b6\u6cc1\u306b\u57fa\u3065\u3044\u3066\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u983b\u5ea6: \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u983b\u5ea6\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u306e\u91cd\u8981\u5ea6\u3068\u983b\u5ea6\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002 \u975e\u5e38\u306b\u91cd\u8981\u306a\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u306f\u3001\u6bce\u65e5\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002 \u91cd\u8981\u5ea6\u306e\u4f4e\u3044\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u306f\u3001\u6bce\u9031\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b9\u30c8\u30ec\u30fc\u30b8:\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30fc\u30bf\u306f\u5b89\u5168\u3067\u5b89\u5168\u306a\u5834\u6240\u306b\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30fc\u30bf\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30c7\u30a3\u30b9\u30af\u3001\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u4e88\u5099\u30b5\u30fc\u30d0\u30fc\u306a\u3069\u306b\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u306e\u640d\u5931\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u5fa9\u5143\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u56de\u5fa9\u306e\u30c6\u30b9\u30c8: \u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u6b63\u78ba\u6027\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u6b63\u5e38\u306b\u5fa9\u5143\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u5b9a\u671f\u7684\u306b\u30c6\u30b9\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>PostgreSQL\u3067\u306f\u3001pg_dump\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u65b9\u6cd5\u3068\u6226\u7565\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b8c\u5168\u30d0\u30c3\u30af\u30a2\u30c3\u30d7: pg_dump \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306a\u5834\u6240\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002 \u9031\u306b\u4e00\u5ea6\u5b8c\u5168\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5b9f\u884c\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5b8c\u4e86\u5f8c\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7: pg_dump\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u524d\u56de\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4ee5\u964d\u306b\u5909\u66f4\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306a\u5834\u6240\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002 \u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092 1 \u65e5\u306b 1 \u56de\u5b9f\u884c\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5b8c\u4e86\u5f8c\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3059\u308b: \u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u304c\u5b8c\u5168\u3067\u6b63\u3057\u304f\u3001\u6b63\u5e38\u306b\u56de\u5fa9\u3067\u304d\u308b\u3053\u3068\u3092\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30fc\u30bf\u304c\u7834\u640d\u3057\u3066\u3044\u308b\u304b\u3001\u5fa9\u5143\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u4fee\u5fa9\u307e\u305f\u306f\u518d\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30dd\u30ea\u30b7\u30fc: \u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30c7\u30a3\u30b9\u30af \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30af\u30e9\u30a6\u30c9 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30ea\u30e2\u30fc\u30c8 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306a\u3069\u3001\u8907\u6570\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30dd\u30ea\u30b7\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u3059\u308b\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u4f5c\u696d\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u5909\u66f4\u306e\u91cd\u8981\u6027\u3068\u983b\u5ea6\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30bf\u30a4\u30d7\u3068\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u983b\u5ea6\u3092\u9078\u629e\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30fc\u30bf\u3092\u5b89\u5168\u3067\u4fe1\u983c\u3067\u304d\u308b\u5834\u6240\u306b\u4fdd\u7ba1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3068\u304d\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u6b63\u5e38\u306b\u56de\u5fa9\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u5b9a\u671f\u7684\u306b\u30c6\u30b9\u30c8\u3057\u3001\u8907\u6570\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6226\u7565\u3092\u4f7f\u7528\u3057\u3066\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044(pg_dump\u3001pg_restore)<\/p>\n\n\n\n<p>PostgreSQL\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3068\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u306f\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30c7\u30fc\u30bf\u306e\u79fb\u884c\u3001\u30c7\u30fc\u30bf\u306e\u5fa9\u5143\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u305d\u306e\u4e2d\u3067\u3001pg_dump\u3068pg_restore\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u304a\u3088\u3073\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>pg_dump\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u307e\u305f\u306f\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u30b3\u30de\u30f3\u30c9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_dump -U username -h hostname dbname &gt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u5b9a\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_dump -U username -h hostname dbname -t tablename &gt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u5b9a\u3057\u305f\u30b9\u30ad\u30fc\u30de\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_dump -U username -h hostname dbname -n schemaname &gt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30de\u30f3\u30c9\u3067\u306f\u3001-U\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30e6\u30fc\u30b6\u30fc\u3092\u6307\u5b9a\u3057\u3001-h\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30db\u30b9\u30c8\u540d\u3092\u6307\u5b9a\u3057\u3001-t\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u6307\u5b9a\u3057\u3001-n\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u30b9\u30ad\u30fc\u30de\u540d\u3092\u6307\u5b9a\u3057\u3001&gt;\u6f14\u7b97\u5b50\u306f\u51fa\u529b\u3092backup_file.sql\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>pg_restore\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a4\u30f3\u30dd\u30fc\u30c8\u30b3\u30de\u30f3\u30c9\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_restore -U username -h hostname -d dbname backup_file.sql\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u5b9a\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_restore -U username -h hostname -d dbname -t tablename backup_file.sql\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u5b9a\u3057\u305f\u30b9\u30ad\u30fc\u30de\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>pg_restore -U username -h hostname -d dbname -n schemaname backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30de\u30f3\u30c9\u3067\u306f\u3001-u \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30e6\u30fc\u30b6\u30fc\u3092\u6307\u5b9a\u3057\u3001-h \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30db\u30b9\u30c8\u540d\u3092\u6307\u5b9a\u3057\u3001-d \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d\u3092\u6307\u5b9a\u3057\u3001-t \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u6307\u5b9a\u3057\u3001-n \u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u30b9\u30ad\u30fc\u30de\u540d\u3092\u6307\u5b9a\u3057\u3001backup_file.sql \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u6240\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001pg_dump\u3068pg_restore\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8\u306e\u305f\u3081\u306bPostgreSQL\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u3059\u3002 export \u30b3\u30de\u30f3\u30c9\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u307e\u305f\u306f\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u3001import \u30b3\u30de\u30f3\u30c9\u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3068\u304d\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u4e92\u63db\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u524d\u306b\u30bf\u30fc\u30b2\u30c3\u30c8\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5fa9\u65e7\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>PostgreSQL\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30ab\u30d0\u30ea\u3068\u306f\u3001\u30c7\u30fc\u30bf\u306e\u7834\u640d\u3001\u8aa4\u64cd\u4f5c\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u969c\u5bb3\u306a\u3069\u306e\u4e88\u671f\u3057\u306a\u3044\u72b6\u6cc1\u4e0b\u3067\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u5143\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u56de\u5fa9\u65b9\u6cd5\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u56de\u5fa9\u306bpg_dump\u3068pg_restore\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>pg_dump\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u305f\u5834\u5408\u306f\u3001pg_restore\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u56de\u5fa9\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u3092\u56de\u5fa9\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7\u30fc\u30bf\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u4e00\u8cab\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u3055\u3089\u306b\u3001\u6700\u521d\u306b\u30bf\u30fc\u30b2\u30c3\u30c8 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u3066\u304b\u3089\u3001pg_restore \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u3092\u30bf\u30fc\u30b2\u30c3\u30c8 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30dd\u30a4\u30f3\u30c8\u30fb\u30a4\u30f3\u30fb\u30bf\u30a4\u30e0\u30fb\u30d9\u30fc\u30b9\u306e\u30ea\u30ab\u30d0\u30ea\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u8aa4\u64cd\u4f5c\u3084\u30c7\u30fc\u30bf\u7834\u640d\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u30dd\u30a4\u30f3\u30c8\u30a4\u30f3\u30bf\u30a4\u30e0\u30ea\u30ab\u30d0\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30ea\u30ab\u30d0\u30ea\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u5b8c\u5168\u306b\u5fa9\u65e7\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30c7\u30fc\u30bf\u306e\u72b6\u614b\u3092\u7279\u5b9a\u306e\u6642\u70b9\u306b\u5fa9\u5143\u3067\u304d\u307e\u3059\u3002 pg_basebackup\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30d9\u30fc\u30b9 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4f5c\u6210\u3057\u3001WAL \u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5909\u66f4\u3092\u30ed\u30b0\u306b\u8a18\u9332\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u5fa9\u65e7\u6642\u306b\u306f\u3001pg_ctl\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u505c\u6b62\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u3092\u30c7\u30fc\u30bf \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30b3\u30d4\u30fc\u3057\u3001WAL \u30ed\u30b0\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30d5\u30a7\u30fc\u30eb\u30aa\u30fc\u30d0\u30fc\u56de\u5fa9\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>PostgreSQL \u30af\u30e9\u30b9\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u3059\u308b\u5834\u5408\u306f\u3001\u30d5\u30a7\u30fc\u30eb\u30aa\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u65e7\u3067\u304d\u307e\u3059\u3002 \u30af\u30e9\u30b9\u30bf\u30fc\u3067\u306f\u30011 \u3064\u306e\u30ce\u30fc\u30c9\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u4ed6\u306e\u30ce\u30fc\u30c9\u306b\u81ea\u52d5\u7684\u306b\u8ee2\u9001\u3057\u3066\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u7d99\u7d9a\u6027\u3068\u53ef\u7528\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002 \u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u30ce\u30fc\u30c9\u304c 1 \u6b21\u30ce\u30fc\u30c9\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u30bf\u30a4\u30e0\u30ea\u30fc\u306b\u5f15\u304d\u7d99\u304e\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u30c7\u30fc\u30bf\u3092\u30ea\u30ab\u30d0\u30ea\u30fc\u306b\u4f7f\u7528\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ea\u30ab\u30d0\u30ea\u306fPostgreSQL\u7ba1\u7406\u306e\u91cd\u8981\u306a\u90e8\u5206\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u969c\u5bb3\u3001\u30c7\u30fc\u30bf\u306e\u7834\u640d\u3001\u304a\u3088\u3073\u8aa4\u64cd\u4f5c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u30ea\u30ab\u30d0\u30ea\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 pg_dump \u30b3\u30de\u30f3\u30c9\u3068 pg_restore \u30b3\u30de\u30f3\u30c9\u3001\u30dd\u30a4\u30f3\u30c8\u30a4\u30f3\u30bf\u30a4\u30e0\u30ea\u30ab\u30d0\u30ea\u3001\u30d5\u30a7\u30fc\u30eb\u30aa\u30fc\u30d0\u30fc\u306a\u3069\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u65b9\u6cd5\u306b\u95a2\u4fc2\u306a\u304f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3001\u6b63\u78ba\u6027\u3001\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3057\u3001\u5fa9\u65e7\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u30c7\u30fc\u30bf \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4e92\u63db\u6027\u306e\u554f\u984c\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u8981\u70b9\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u3053\u306e\u30c7\u30a3\u30b9\u30ab\u30c3\u30b7\u30e7\u30f3\u306e\u30cf\u30a4\u30e9\u30a4\u30c8\u306e\u8981\u7d04\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>PostgreSQL\u306f\u3058\u3081\u306b:PostgreSQL\u306f\u3001\u9ad8\u3044\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u4fe1\u983c\u6027\u3001\u67d4\u8edf\u6027\u3092\u5099\u3048\u305f\u5f37\u529b\u306a\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u3092\u9078\u629e\u3059\u308b\u65b9\u6cd5:PostgreSQL\u3092\u9078\u629e\u3059\u308b\u7406\u7531\u306b\u306f\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u4fe1\u983c\u6027\u3001\u4e92\u63db\u6027\u3001\u304a\u3088\u3073\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5:PostgreSQL\u516c\u5f0f\u30b5\u30a4\u30c8\u304b\u3089\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5b8c\u4e86\u5f8c\u306b\u74b0\u5883\u5909\u6570\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u7ba1\u7406\u30c4\u30fc\u30ebpgAdmin\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5:pgAdmin\u306e\u516c\u5f0fWeb\u30b5\u30a4\u30c8\u304b\u3089\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3001\u5217\u3001\u304a\u3088\u3073\u884c\u306e\u6982\u5ff5:\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u542b\u3080\u30b3\u30f3\u30c6\u30ca\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306f\u30c7\u30fc\u30bf\u306e\u7d44\u7e54\u5358\u4f4d\u3067\u3042\u308a\u3001\u5217\u306f\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3042\u308a\u3001\u884c\u306f\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306e\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u578b:PostgreSQL\u306f\u3001\u6570\u5024\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u3068\u6642\u523b\u3001\u30d6\u30fc\u30eb\u5024\u3001\u914d\u5217\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u578b\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>SQL\u8a00\u8a9e\u306e\u6982\u8981:SQL\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u69cb\u9020\u5316\u30af\u30a8\u30ea\u8a00\u8a9e\u3067\u3042\u308a\u3001\u7d71\u4e00\u6027\u3001\u6a19\u6e96\u5316\u3001\u304a\u3088\u3073\u6c4e\u7528\u6027\u306e\u7279\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b: CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u540d\u3001\u30c7\u30fc\u30bf\u578b\u3001\u304a\u3088\u3073\u5236\u7d04\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u5909\u66f4\u3059\u308b: ALTER TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u5217\u306e\u8ffd\u52a0\u3001\u5909\u66f4\u3001\u524a\u9664\u3001\u5236\u7d04\u306e\u8ffd\u52a0\u306a\u3069\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u524a\u9664: DROP TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u633f\u5165: INSERT INTO \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea (\u9078\u629e): SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u30af\u30a8\u30ea\u3057\u3001WHERE \u53e5\u3001ORDER BY \u53e5\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u53e5\u3001HAWIN \u53e5\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u7d50\u679c\u3092\u5236\u9650\u304a\u3088\u3073\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b: UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u524a\u9664: DELETE FROM \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u96c6\u8a08\u95a2\u6570 (COUNT\u3001SUM\u3001AVG\u3001MIN\u3001MAX): \u96c6\u8a08\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u7d71\u8a08\u5206\u6790\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>GROUP BY \u53e5: GROUP BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30a8\u30ea\u7d50\u679c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>HAVINGG \u53e5: HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306b\u30d5\u30a3\u30eb\u30bf\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5185\u90e8\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u3001\u5b8c\u5168\u7d50\u5408: \u3053\u308c\u3089\u306e\u7d50\u5408\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306e\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u95a2\u9023\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b5\u30d6\u30af\u30a8\u30ea: \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u3042\u308b\u30af\u30a8\u30ea\u306e\u7d50\u679c\u3092\u5225\u306e\u30af\u30a8\u30ea\u306e\u4e00\u90e8\u3068\u3057\u3066\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>EXISTS \u3068 NOT EXISTS: \u3053\u308c\u3089 2 \u3064\u306e\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30a8\u30ea\u7d50\u679c\u304c\u5b58\u5728\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3059\u308b: CREATE VIEW \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30011 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u542b\u3080\u30c0\u30df\u30fc \u30c6\u30fc\u30d6\u30eb\u3067\u3042\u308b\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u62e1\u5f35\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3092\u63a8\u5968\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>PostgreSQL\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u306b\u95a2\u3059\u308b\u63a8\u5968\u4e8b\u9805\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>PostgreSQL\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8:PostgreSQL\u306f\u3001\u521d\u5fc3\u8005\u304cPostgreSQL\u306e\u4f7f\u7528\u3092\u3059\u3070\u3084\u304f\u7fd2\u5f97\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3001\u5165\u9580\u30ac\u30a4\u30c9\u3001\u958b\u767a\u30ac\u30a4\u30c9\u3001\u7ba1\u7406\u30ac\u30a4\u30c9\u306a\u3069\u3092\u542b\u3080\u8a73\u7d30\u306a\u4e2d\u56fd\u8a9e\u3068\u82f1\u8a9e\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u516c\u5f0f\u306b\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL 9 Advanced Applications and Performance Optimization: \u3053\u306e\u672c\u3067\u306f\u3001\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\u3001\u9ad8\u53ef\u7528\u6027\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\u306a\u3069\u3001PostgreSQL\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u624b\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u30c6\u30af\u30cb\u30ab\u30eb\u30a4\u30f3\u30b5\u30a4\u30c0\u30fc:\u3053\u306e\u672c\u3067\u306f\u3001\u9ad8\u5ea6\u306a\u5b66\u7fd2\u306b\u9069\u3057\u305f\u3001\u30c7\u30fc\u30bf\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30af\u30a8\u30ea\u6700\u9069\u5316\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306a\u3069\u3001PostgreSQL\u306e\u5185\u90e8\u5b9f\u88c5\u539f\u5247\u3068\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb:\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306f\u3001\u74b0\u5883\u69cb\u7bc9\u3001\u30c7\u30fc\u30bf\u578b\u3001\u30c7\u30fc\u30bf\u64cd\u4f5c\u3001\u30af\u30a8\u30ea\u6700\u9069\u5316\u306a\u3069\u3001\u521d\u5fc3\u8005\u304c\u59cb\u3081\u308b\u306e\u306b\u9069\u3057\u305f\u3001\u6d45\u3044\u3082\u306e\u304b\u3089\u6df1\u3044\u3082\u306e\u307e\u3067\u3001PostgreSQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30bb\u30c3\u30c8\u3067\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u306e\u4e00\u822c\u7684\u306a\u30b3\u30de\u30f3\u30c9\u30af\u30a4\u30c3\u30af\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30de\u30cb\u30e5\u30a2\u30eb:\u3053\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u306f\u3001PostgreSQL\u306e\u4e00\u822c\u7684\u306a\u30b3\u30de\u30f3\u30c9\u3068\u69cb\u6587\u3092\u30af\u30a4\u30c3\u30af\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u7528\u306b\u6574\u7406\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL 12 \u304a\u3088\u3073 13: \u3053\u306e\u672c\u3067\u306f\u3001JSON \u30b5\u30dd\u30fc\u30c8\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u306a\u3069\u3001PostgreSQL 12 \u304a\u3088\u3073 13 \u306e\u65b0\u6a5f\u80fd\u3068\u6539\u5584\u70b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30ea\u30bd\u30fc\u30b9\u306b\u52a0\u3048\u3066\u3001PostgreSQL\u306e\u516c\u5f0f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3068PostgreSQL\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30d5\u30a9\u30fc\u30e9\u30e0\u3092\u53c2\u7167\u3057\u3066\u3001\u6700\u65b0\u306e\u958b\u767a\u30c8\u30ec\u30f3\u30c9\u3068\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u30c8\u30ec\u30f3\u30c9\u306b\u3064\u3044\u3066\u5b66\u3076\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 \u3055\u3089\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30fc\u30b9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30b3\u30fc\u30b9\u306b\u53c2\u52a0\u3057\u305f\u308a\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u958b\u767a\u306b\u53c2\u52a0\u3057\u305f\u308a\u3057\u3066\u3001PostgreSQL\u306e\u7406\u89e3\u3068\u7fd2\u5f97\u3092\u6df1\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1402\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=64&amp;q=75\" alt=\"\u8ecd\u4ead\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>PostgreSQL Wiki: PostgreSQL Wiki \u306f PostgreSQL \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u5411\u3051\u306e\u30ca\u30ec\u30c3\u30b8\u30d9\u30fc\u30b9\u3067\u3042\u308a\u3001\u521d\u5fc3\u8005\u304b\u3089\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u30ec\u30d9\u30eb\u3084\u5206\u91ce\u3092\u30ab\u30d0\u30fc\u3059\u308b PostgreSQL \u95a2\u9023\u306e\u6280\u8853\u8a18\u4e8b\u3084\u30ac\u30a4\u30c9\u304c\u591a\u6570\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb \u2013 Cainiao\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb:Cainiao\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306f\u3001\u74b0\u5883\u69cb\u7bc9\u3001\u57fa\u672c\u7684\u306a\u69cb\u6587\u3001\u30c7\u30fc\u30bf\u578b\u3001\u30c7\u30fc\u30bf\u64cd\u4f5c\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u3001\u95a2\u6570\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3001\u30c8\u30ea\u30ac\u30fc\u306a\u3069\u3001\u521d\u5fc3\u8005\u304c\u59cb\u3081\u308b\u306e\u306b\u9069\u3057\u305f\u4e00\u9023\u306ePostgreSQL\u5165\u9580\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u30b3\u30fc\u30b9\u2013 Udemy:Udemy\u306f\u3001\u5165\u9580\u30b3\u30fc\u30b9\u3001\u4e0a\u7d1a\u30b3\u30fc\u30b9\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u30b3\u30fc\u30b9\u306a\u3069\u3001\u591a\u304f\u306ePostgreSQL\u95a2\u9023\u306e\u30b3\u30fc\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u5b66\u7fd2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3042\u308a\u3001\u5b66\u751f\u306f\u30cb\u30fc\u30ba\u3068\u30ec\u30d9\u30eb\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30b3\u30fc\u30b9\u3092\u9078\u629e\u3057\u3066\u5b66\u7fd2\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL\u30e1\u30fc\u30ea\u30f3\u30b0\u30ea\u30b9\u30c8: PostgreSQL\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30e1\u30fc\u30ea\u30f3\u30b0\u30ea\u30b9\u30c8\u306f\u3001\u4ed6\u306ePostgreSQL\u958b\u767a\u8005\u3084\u30e6\u30fc\u30b6\u30fc\u3068\u8cea\u554f\u3084\u7d4c\u9a13\u3092\u4ea4\u63db\u3067\u304d\u308b\u6d3b\u767a\u306a\u6280\u8853\u4ea4\u63db\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL \u306e\u62e1\u5f35\u6a5f\u80fd\u3068\u30d7\u30e9\u30b0\u30a4\u30f3: PostgreSQL \u306f\u3001PostgreSQL \u306e\u6a5f\u80fd\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u62e1\u5f35\u3059\u308b\u591a\u6570\u306e\u62e1\u5f35\u6a5f\u80fd\u3068\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002 PostgreSQL\u306e\u516c\u5f0f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u306f\u3001\u62e1\u5f35\u6a5f\u80fd\u3068\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u8a73\u7d30\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u62e1\u5f35\u6a5f\u80fd\u3068\u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u4f7f\u7528\u3068\u958b\u767a\u3092\u7406\u89e3\u3057\u3001\u5b66\u7fd2\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>PostgreSQL Chinese Network: PostgreSQL Chinese \u306f\u3001\u4e2d\u56fd\u8a9e\u30e6\u30fc\u30b6\u30fc\u304c PostgreSQL \u3092\u5b66\u3073\u3001\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u30ac\u30a4\u30c9\u3001\u7ba1\u7406\u30ac\u30a4\u30c9\u3001\u958b\u767a\u30ac\u30a4\u30c9\u306a\u3069\u3092\u542b\u3080\u4e00\u9023\u306e PostgreSQL \u4e2d\u56fd\u8a9e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3068\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30ea\u30bd\u30fc\u30b9\u306f\u3001\u5b66\u7fd2\u8005\u304cPostgreSQL\u306e\u6982\u5ff5\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u6df1\u304f\u7406\u89e3\u3057\u3001PostgreSQL\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u554f\u984c\u89e3\u6c7a\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IT\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30d3\u30c7\u30aa\u3092\u3084\u308a\u305f\u3044\u306e\u3067 &hellip; 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