{"id":1500,"date":"2023-04-20T20:38:04","date_gmt":"2023-04-20T11:38:04","guid":{"rendered":"http:\/\/edu.ujhb.org\/?p=1500"},"modified":"2023-04-20T20:38:05","modified_gmt":"2023-04-20T11:38:05","slug":"mysql%e5%85%a5%e9%96%80%ef%bc%88%e6%97%a5%e6%9c%ac%e8%aa%9e%e7%89%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/edu.ujhb.org\/?p=1500","title":{"rendered":"MySQL\u5165\u9580\uff08\u65e5\u672c\u8a9e\u7248\uff09"},"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 MySQL\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\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3082\u3061\u308d\u3093\u3067\u3059\u3002 \u4ee5\u4e0b\u306f\u3001MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u30d3\u30c7\u30aa\u306e\u9ad8\u30ec\u30d9\u30eb\u306e\u63d0\u6848\u3067\u3059\u3002 \u3042\u306a\u305f\u306f\u3042\u306a\u305f\u306e\u30cb\u30fc\u30ba\u3068\u77e5\u8b58\u306b\u5fdc\u3058\u3066\u9069\u5fdc\u3057\u3001\u88dc\u8db3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7d39\u4ecb\n<ul class=\"wp-block-list\">\n<li>MySql\u5165\u9580<\/li>\n\n\n\n<li>MySQL\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b7\u30ca\u30ea\u30aa\u3068\u5229\u70b9<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>MySql\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u69cb\u6210\u3059\u308b\n<ul class=\"wp-block-list\">\n<li>MySql\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/li>\n\n\n\n<li>MySql \u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b<\/li>\n\n\n\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u304a\u3088\u3073\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>MySql \u306e\u57fa\u672c\u6982\u5ff5\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8<\/li>\n\n\n\n<li>\u5217 (\u30d5\u30a3\u30fc\u30eb\u30c9)<\/li>\n\n\n\n<li>\u884c (\u30ec\u30b3\u30fc\u30c9)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30af\u30e9\u30a4\u30a2\u30f3\u30c8<\/li>\n\n\n\n<li>\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 (\u4f8b: MySQL \u30ef\u30fc\u30af\u30d9\u30f3\u30c1)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>SQL \u306e\u57fa\u672c\n<ul class=\"wp-block-list\">\n<li>SQL \u8a00\u8a9e\u306e\u6982\u8981<\/li>\n\n\n\n<li>SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u30fb\u30bf\u30a4\u30d7 (DDL\u3001DML\u3001DCL)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u633f\u5165\u3001\u30af\u30a8\u30ea\u3001\u66f4\u65b0\u3001\u304a\u3088\u3073\u524a\u9664\n<ul class=\"wp-block-list\">\n<li>INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u9078\u629e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u66f4\u65b0\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u524a\u9664\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b (\u6392\u4ed6\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8)<\/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>\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u6700\u5927\u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570<\/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>\u7d50\u5408\u3068\u30b5\u30d6\u30af\u30a8\u30ea\n<ul class=\"wp-block-list\">\n<li>\u5185\u90e8\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7<\/li>\n\n\n\n<li>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\n<ul class=\"wp-block-list\">\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6982\u5ff5<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e ACID \u306e\u6027\u8cea<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u3001\u30b3\u30df\u30c3\u30c8\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406\u3068\u6a29\u9650\u5236\u5fa1\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3068\u524a\u9664 (\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u524a\u9664)<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406 (\u8a31\u53ef\u3001\u53d6\u308a\u6d88\u3057)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 (mysqldump)<\/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>\u6982\u8981\u3068\u5c55\u671b\n<ul class=\"wp-block-list\">\n<li>MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u30ec\u30d3\u30e5\u30fc<\/li>\n\n\n\n<li>\u63a8\u5968\u3055\u308c\u308b\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9<\/li>\n\n\n\n<li>MySQL\u306e\u958b\u767a\u52d5\u5411<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u308c\u306f\u57fa\u672c\u7684\u306aMySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u6982\u8981\u3067\u3059\u3002 \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8abf\u6574\u304a\u3088\u3073\u88dc\u8db3\u3067\u304d\u307e\u3059\u3002 IT\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u5236\u4f5c\u3067\u9811\u5f35\u3063\u3066\u304f\u3060\u3055\u3044!<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\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>MySQL\u306f\u3001\u30c7\u30fc\u30bf\u3068\u5bfe\u8a71\u3059\u308b\u305f\u3081\u306e\u8a00\u8a9e\u3068\u3057\u3066SQL(\u69cb\u9020\u5316\u7167\u4f1a\u8a00\u8a9e)\u3092\u4f7f\u7528\u3059\u308b\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(RDBMS)\u3067\u3059\u3002 MySQL\u306e\u958b\u767a\u306f\u30011995\u5e74\u306b\u30b9\u30a6\u30a7\u30fc\u30c7\u30f3\u306eMichael Widenius\u3068Monty Widenius\u306e\u5275\u8a2d\u304b\u3089\u59cb\u307e\u308a\u307e\u3057\u305f\u3002 MySQL\u306f\u73fe\u5728Oracle\u306e\u5b50\u4f1a\u793e\u3067\u3059\u304c\u3001\u305d\u308c\u3067\u3082\u7121\u6599\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3042\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u3068\u4fdd\u5b88\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>MySQL \u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d5\u30ea\u30fc:MySQL\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3042\u308a\u3001\u7121\u6599\u3067\u4f7f\u7528\u3067\u304d\u3001\u5bfe\u5fdc\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u4e0b\u3067\u5909\u66f4\u304a\u3088\u3073\u30ea\u30ea\u30fc\u30b9\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3:MySQL\u306f\u9ad8\u3044\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u62e1\u5f35\u3067\u304d\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3068\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u4e92\u63db\u6027: MySQL \u306f\u3001Windows\u3001Linux\u3001Unix\u3001macOS \u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0 \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3:MySQL\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6a5f\u5bc6\u6027\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001SSL\u6697\u53f7\u5316\u3001\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406\u306a\u3069\u306e\u591a\u304f\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9:MySQL\u306f\u3001\u591a\u6570\u306e\u540c\u6642\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3067\u304d\u3001InnoDB\u3001MyISAM\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u30a8\u30f3\u30b8\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306f\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 Facebook\u3001Twitter\u3001Alibaba\u3001Tencent\u306a\u3069\u306e\u591a\u304f\u306e\u5927\u624b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4f01\u696d\u306f\u3001MySQL\u3092\u4e3b\u8981\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002 MySQL\u306f\u512a\u308c\u305f\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u9ad8\u6027\u80fd\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u7121\u6599\u3067\u3042\u308b\u3068\u3044\u3046\u7279\u5fb4\u3092\u5099\u3048\u3066\u3044\u308b\u305f\u3081\u3001MySQL\u306f\u4eca\u65e5\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u6642\u4ee3\u306b\u304a\u3044\u3066\u4f9d\u7136\u3068\u3057\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u4eba\u6c17\u306e\u3042\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>1 \/ 2<\/p>\n\n\n\n<p>MySql\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b7\u30ca\u30ea\u30aa\u3068\u5229\u70b9\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u3067\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u3001\u4ee5\u4e0b\u306fMySQL\u306e\u4e3b\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b7\u30ca\u30ea\u30aa\u3068\u5229\u70b9\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306e\u6700\u3082\u666e\u53ca\u3057\u3066\u3044\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e1\u3064\u306f\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002 MySQL\u306f\u3001\u9ad8\u6027\u80fd\u3067\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\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\u3068\u3057\u3066\u3001e\u30b3\u30de\u30fc\u30b9Web\u30b5\u30a4\u30c8\u3001\u30bd\u30fc\u30b7\u30e3\u30eb\u30e1\u30c7\u30a3\u30a2\u30b5\u30a4\u30c8\u3001\u30d6\u30ed\u30b0\u3001\u30d5\u30a9\u30fc\u30e9\u30e0\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 MySQL \u3092 Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u6574\u5408\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3001\u591a\u6570\u306e\u540c\u6642\u8981\u6c42\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306f\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3082\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u9867\u5ba2\u60c5\u5831\u3001\u6ce8\u6587\u60c5\u5831\u3001\u5728\u5eab\u60c5\u5831\u3001\u8ca1\u52d9\u60c5\u5831\u306a\u3069\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u7ba1\u7406\u304a\u3088\u3073\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 MySQL \u306f\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u7ba1\u7406\u304a\u3088\u3073\u51e6\u7406\u30cb\u30fc\u30ba\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306f\u3001\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3067\u6700\u3082\u4eba\u6c17\u306e\u3042\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e1\u3064\u3067\u3059\u3002 MySQL\u306e\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u9ad8\u6027\u80fd\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u304a\u3088\u3073\u30d5\u30ea\u30fc\u306e\u6027\u8cea\u306b\u3088\u308a\u3001\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u306b\u6700\u9069\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u306e1\u3064\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002 \u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3067\u306f\u3001MySQL\u3092\u8907\u6570\u306e\u4eee\u60f3\u30de\u30b7\u30f3\u307e\u305f\u306f\u30b3\u30f3\u30c6\u30ca\u3067\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3057\u3066\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3068\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306f\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 MySQL \u306e\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306b\u3088\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u7ba1\u7406\u3068\u51e6\u7406\u306e\u30cb\u30fc\u30ba\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002 MySQL\u3092\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3068\u3001\u3055\u307e\u3056\u307e\u306a\u30e2\u30d0\u30a4\u30eb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u30c7\u30d0\u30a4\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u306a\u304c\u3089\u3001\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u6574\u5408\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>MySQL\u306e\u4e3b\u306a\u5229\u70b9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30d5\u30ea\u30fc:MySQL\u306f\u7121\u6599\u3067\u4f7f\u7528\u3067\u304d\u3001\u5bfe\u5fdc\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u4e0b\u3067\u5909\u66f4\u304a\u3088\u3073\u30ea\u30ea\u30fc\u30b9\u3067\u304d\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3:MySQL\u306f\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u62e1\u5f35\u3067\u304d\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3068\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u4e92\u63db\u6027: MySQL \u306f\u3001Windows\u3001Linux\u3001Unix\u3001macOS \u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0 \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3:MySQL\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6a5f\u5bc6\u6027\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001SSL\u6697\u53f7\u5316\u3001\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406\u306a\u3069\u306e\u591a\u304f\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9:MySQL\u306f\u3001\u591a\u6570\u306e\u540c\u6642\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3067\u304d\u3001InnoDB\u3001MyISAM\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u30a8\u30f3\u30b8\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8:MySQL\u306b\u306f\u5927\u898f\u6a21\u306a\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u304c\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304cMySQL\u3092\u3088\u308a\u9069\u5207\u306b\u4f7f\u7528\u304a\u3088\u3073\u4fdd\u5b88\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u8c4a\u5bcc\u306a\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3068\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/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>\u30c7\u30fc\u30bf\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u9ad8\u53ef\u7528\u6027: MySQL \u306f\u30011 \u3064\u306e MySQL \u30b5\u30fc\u30d0\u30fc\u304b\u3089\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u30c7\u30fc\u30bf\u3092\u30ec\u30d7\u30ea\u30b1\u30fc\u30c8\u3059\u308b\u30c7\u30fc\u30bf\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001MySQL\u306f\u9ad8\u53ef\u7528\u6027\u3001\u3064\u307e\u308a\u30d7\u30e9\u30a4\u30de\u30ea\u30b5\u30fc\u30d0\u30fc\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u3001\u30b9\u30bf\u30f3\u30d0\u30a4\u30b5\u30fc\u30d0\u30fc\u306b\u3059\u3070\u3084\u304f\u5207\u308a\u66ff\u3048\u3066\u30b7\u30b9\u30c6\u30e0\u306e\u53ef\u7528\u6027\u3092\u4fdd\u8a3c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4f7f\u3044\u3084\u3059\u304f\u3001\u7fd2\u5f97\u3057\u3084\u3059\u3044:MySQL\u306f\u3001\u7fd2\u5f97\u3068\u4f7f\u7528\u304c\u7c21\u5358\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002 \u305d\u306eSQL\u8a00\u8a9e\u306f\u7406\u89e3\u3057\u3084\u3059\u304f\u4f7f\u3044\u3084\u3059\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u304cMySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u591a\u304f\u306e\u30d3\u30b8\u30e5\u30a2\u30eb\u30c4\u30fc\u30eb\u3068\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u958b\u767a\u8005\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc:MySQL\u306f\u3001PHP\u3001Java\u3001Python\u3001Ruby\u306a\u3069\u3092\u542b\u3080\u5e45\u5e83\u3044API\u304a\u3088\u3073\u8a00\u8a9e\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306fMySQL\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u7d71\u5408\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u3066MySQL\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u7ba1\u7406\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u7a4d\u6975\u7684\u306a\u958b\u767a\u3068\u66f4\u65b0:MySQL\u306f\u3001\u5909\u5316\u3059\u308b\u30c7\u30fc\u30bf\u7ba1\u7406\u30cb\u30fc\u30ba\u306b\u9069\u5fdc\u3059\u308b\u305f\u3081\u306b\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u6a5f\u80fd\u3092\u7d99\u7d9a\u7684\u306b\u5c0e\u5165\u3059\u308b\u3001\u7a4d\u6975\u7684\u306b\u958b\u767a\u304a\u3088\u3073\u66f4\u65b0\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3064\u307e\u308a\u3001MySQL\u306f\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u4e92\u63db\u6027\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u304a\u3088\u3073\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8\u3092\u5099\u3048\u305f\u3001\u4eba\u6c17\u306e\u3042\u308b\u52b9\u7387\u7684\u306a\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\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySql\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL\u306f\u3001\u8907\u6570\u306e\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u4eba\u6c17\u306e\u3042\u308b\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\u3059\u3002 \u4ee5\u4e0b\u306f\u3001MySQL \u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306e\u624b\u9806\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9 MySQL<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u306e\u516c\u5f0fWeb\u30b5\u30a4\u30c8\u3067\u306f\u3001Community Edition\u3084Enterprise Edition\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u306eMySQL\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u81ea\u5206\u306b\u5408\u3063\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002 MySQL Community Edition \u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u516c\u5f0f\u306eMySQL\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8(<a href=\"https:\/\/dev.mysql.com\/downloads\/mysql\/%EF%BC%89%EF%BC%9B\">https:\/\/dev.mysql.com\/downloads\/mysql\/)\u3092\u958b\u304d\u307e\u3059\u3002<\/a><\/li>\n\n\n\n<li>\u300cMySQL\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30fc\u30d0\u30fc\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u9078\u629e]\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u30e1\u30cb\u30e5\u30fc\u3067\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u9078\u629e]\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u30e1\u30cb\u30e5\u30fc\u3067\u5fc5\u8981\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001MySQL\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d5\u30a1\u30a4\u30eb\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>MySQL \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>MySQL \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u3089\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3063\u3066 MySQL \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30d6\u30eb\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001MySQL \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3001\u300c\u30ab\u30b9\u30bf\u30e0\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u9078\u629e\u3057\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u306e\u3042\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u9078\u629e\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30d1\u30b9\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u8a8d\u8a3c\u65b9\u6cd5] \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3001\u4f7f\u7528\u3059\u308b\u8a8d\u8a3c\u65b9\u6cd5\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u306e\u30eb\u30fc\u30c8\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001MySQL\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3059\u308b\u306e\u3092\u5f85\u3063\u3066\u304b\u3089\u3001\u300c\u5b8c\u4e86\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u304a\u3088\u3073\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>MySQL \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u5f8c\u3001\u30c7\u30fc\u30bf\u306e\u7ba1\u7406\u3068\u51e6\u7406\u306e\u305f\u3081\u306b MySQL \u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u304a\u3088\u3073\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b: Windows \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30de\u30cd\u30fc\u30b8\u30e3\u3067 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002 Linux \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u306f &#8220;systemctl start mysql.service&#8221; \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u30aa\u30d5\u306b\u3059\u308b: Windows \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30de\u30cd\u30fc\u30b8\u30e3\u3067 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u30aa\u30d5\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 Linux \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001&#8221;systemctl stop mysql.service&#8221; \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001MySQL\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3001\u4e0a\u8a18\u306e\u624b\u9806\u306b\u5f93\u3063\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySql\u74b0\u5883\u5909\u6570\u306e\u8a2d\u5b9a\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u3068\u3001MySQL \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304b\u306a\u304f\u3066\u3082\u3001\u3069\u3053\u3067\u3082 MySQL \u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002 Windows \u30b7\u30b9\u30c6\u30e0\u3067 MySQL \u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u300c\u74b0\u5883\u5909\u6570\u300d\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304f<\/li>\n<\/ol>\n\n\n\n<p>Windows\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001Win + R\u30ad\u30fc\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u62bc\u3057\u3066\u5b9f\u884c\u4e2d\u306e\u30c0\u30a4\u30a2\u30ed\u30b0\u30dc\u30c3\u30af\u30b9\u3092\u958b\u304d\u3001\u300csysdm.cpl\u300d\u3068\u5165\u529b\u3057\u3066Enter\u30ad\u30fc\u3092\u62bc\u3059\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u958b\u304d\u307e\u3059\u3002 [\u30b7\u30b9\u30c6\u30e0\u306e\u30d7\u30ed\u30d1\u30c6\u30a3] \u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001[\u8a73\u7d30\u8a2d\u5b9a] \u30bf\u30d6\u3092\u9078\u629e\u3057\u3001[\u74b0\u5883\u5909\u6570] \u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066 [\u74b0\u5883\u5909\u6570] \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>MySQL \u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>[\u74b0\u5883\u5909\u6570]\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001[\u30b7\u30b9\u30c6\u30e0\u5909\u6570]\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u898b\u3064\u3051\u3001[\u65b0\u898f]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u65b0\u3057\u3044\u30b7\u30b9\u30c6\u30e0\u5909\u6570\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 [\u5909\u6570\u540d] \u30d5\u30a3\u30fc\u30eb\u30c9\u306b MYSQL_HOME \u3092\u5165\u529b\u3057\u3001[\u5909\u6570\u5024] \u30d5\u30a3\u30fc\u30eb\u30c9\u306b MySQL \u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u3092\u5165\u529b\u3057\u307e\u3059 (\u305f\u3068\u3048\u3070\u3001&#8221;C:\\Program Files\\MySQL\\MySQL Server 8.0&#8243;)\u3002<\/p>\n\n\n\n<p>\u6b21\u306b\u3001[\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u5909\u6570] \u9818\u57df\u3067 [\u30d1\u30b9] \u5909\u6570\u3092\u898b\u3064\u3051\u3001[\u7de8\u96c6] \u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002 [\u74b0\u5883\u5909\u6570\u306e\u7de8\u96c6]\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001[\u65b0\u898f]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u65b0\u3057\u3044\u30d1\u30b9\u3068\u3057\u3066%MYSQL_HOME%\\bin\u3068\u5165\u529b\u3057\u3066\u3001[OK]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u74b0\u5883\u5909\u6570\u306e\u69cb\u6210\u3092\u4fdd\u5b58\u3057\u3066\u9069\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>MySQL\u74b0\u5883\u5909\u6570\u306e\u69cb\u6210\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001[OK]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u958b\u3044\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u9589\u3058\u3001\u5909\u66f4\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002 \u305d\u306e\u5f8c\u3001\u5909\u66f4\u3092\u6709\u52b9\u306b\u3059\u308b\u305f\u3081\u306b\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u518d\u5ea6\u958b\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001 &#8220;mysql -V&#8221;\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3001MySQL\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u60c5\u5831\u304c\u8868\u793a\u3055\u308c\u305f\u5834\u5408\u306f\u3001MySQL\u74b0\u5883\u5909\u6570\u304c\u6b63\u5e38\u306b\u69cb\u6210\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001Windows\u3067MySQL\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u3068\u3001\u3069\u3053\u3067\u3082MySQL\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u751f\u7523\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\u30b5\u30fc\u30d3\u30b9\u306e\u8d77\u52d5\u3068\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u5f8c\u3001\u30c7\u30fc\u30bf\u306e\u7ba1\u7406\u3068\u51e6\u7406\u306e\u305f\u3081\u306b MySQL \u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 Windows \u304a\u3088\u3073 Linux \u30b7\u30b9\u30c6\u30e0\u3067 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u304a\u3088\u3073\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\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>\u30a6\u30a3\u30f3\u30c9\u30a6\u30ba\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ol>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows\u30bf\u30b9\u30af\u30d0\u30fc\u3067\u3001[\u30b9\u30bf\u30fc\u30c8]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb \u30d1\u30cd\u30eb] \u3092\u9078\u629e\u3057\u3001[\u7ba1\u7406\u30c4\u30fc\u30eb] \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30b5\u30fc\u30d3\u30b9\u300d\u3092\u9078\u629e\u3057\u3001\u300cMySQL\u300d\u30b5\u30fc\u30d3\u30b9\u3092\u898b\u3064\u3051\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001 [\u958b\u59cb] \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u30aa\u30d5\u306b\u3059\u308b\u306b\u306f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows\u30bf\u30b9\u30af\u30d0\u30fc\u3067\u3001[\u30b9\u30bf\u30fc\u30c8]\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>[\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb \u30d1\u30cd\u30eb] \u3092\u9078\u629e\u3057\u3001[\u7ba1\u7406\u30c4\u30fc\u30eb] \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u30b5\u30fc\u30d3\u30b9\u300d\u3092\u9078\u629e\u3057\u3001\u300cMySQL\u300d\u30b5\u30fc\u30d3\u30b9\u3092\u898b\u3064\u3051\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001 [\u505c\u6b62] \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30ea\u30ca\u30c3\u30af\u30b9\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ol>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30de\u30f3\u30c9 &#8220;sudo systemctl start mysql.service&#8221;;<\/li>\n\n\n\n<li>\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u3001\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u30aa\u30d5\u306b\u3059\u308b\u306b\u306f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30bf\u30fc\u30df\u30ca\u30eb\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b3\u30de\u30f3\u30c9 &#8220;sudo systemctl stop mysql.service&#8221;;<\/li>\n\n\n\n<li>\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u3001\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u65b0\u3057\u3044\u69cb\u6210\u5909\u66f4\u3092\u9069\u7528\u3059\u308b\u305f\u3081\u306b MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u518d\u8d77\u52d5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 Windows\u304a\u3088\u3073Linux\u30b7\u30b9\u30c6\u30e0\u3067MySQL\u30b5\u30fc\u30d3\u30b9\u3092\u518d\u8d77\u52d5\u3059\u308b\u305f\u3081\u306e\u8a73\u7d30\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u300c\u30b5\u30fc\u30d3\u30b9\u300d\u30a6\u30a3\u30f3\u30c9\u30a6\u3067 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u9078\u629e\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c\u518d\u8d77\u52d5\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>Linux \u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u304d\u3001\u300csudo systemctl restart mysql.service\u300d\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u304b\u3089\u3001\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001MySQL\u30b5\u30fc\u30d3\u30b9\u306e\u958b\u59cb\u3068\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3001\u4e0a\u8a18\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u518d\u8d77\u52d5\u3059\u308b\u3068\u3001\u65b0\u3057\u3044\u69cb\u6210\u5909\u66f4\u3092\u9069\u7528\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\u306e\u57fa\u672c\u6982\u5ff5\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30e2\u30c7\u30eb\u306b\u57fa\u3065\u3044\u3066\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u69cb\u6210\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u304c\u7279\u5b9a\u306e\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u9023\u306e\u5217\u3068\u884c\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002 MySQL \u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\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<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f MySQL \u306e\u6700\u4e0a\u4f4d\u30ec\u30d9\u30eb\u306e\u30c7\u30fc\u30bf\u30b3\u30f3\u30c6\u30ca\u3067\u3042\u308a\u3001\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u3084\u305d\u306e\u4ed6\u306e\u95a2\u9023\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 MySQL \u3067\u306f\u3001\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u3001\u7570\u306a\u308b\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u7570\u306a\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c6\u30fc\u30d6\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u7279\u5b9a\u306e\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4e00\u9023\u306e\u884c\u3068\u5217\u3067\u69cb\u6210\u3055\u308c\u308b 2 \u6b21\u5143\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u5404\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u3001\u8907\u6570\u306e\u5217\u540d\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u306e\u884c\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30b3\u30e9\u30e0<\/li>\n<\/ol>\n\n\n\n<p>\u5217\u306f\u3001\u6574\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u306a\u3069\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u578b\u3092\u8868\u3057\u307e\u3059\u3002 MySQL \u3067\u306f\u3001\u5404\u5217\u306b\u306f\u4e00\u610f\u306e\u540d\u524d\u3068\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u306f\u3044<\/li>\n<\/ol>\n\n\n\n<p>\u884c\u306f\u3001\u4e00\u9023\u306e\u5217\u5024\u3067\u69cb\u6210\u3055\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u5404\u884c\u306b\u306f\u884c ID \u3068\u547c\u3070\u308c\u308b\u4e00\u610f\u306e\u8b58\u5225\u5b50\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>.key<\/li>\n<\/ol>\n\n\n\n<p>\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u3059\u3002 MySQL \u306b\u306f\u3001\u4e3b\u30ad\u30fc\u3068\u5916\u90e8\u30ad\u30fc\u306e 2 \u7a2e\u985e\u306e\u30ad\u30fc\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u5916\u90e8\u30ad\u30fc\u306f\u3001\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u6307\u3059\u30ad\u30fc\u3067\u3042\u308a\u3001\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/li>\n<\/ol>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001MySQL\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u3059\u3070\u3084\u304f\u898b\u3064\u3051\u3066\u3001\u691c\u7d22\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u773a\u3081\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30d3\u30e5\u30fc\u306f\u30011 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30af\u30a8\u30ea\u7d50\u679c\u3067\u69cb\u6210\u3055\u308c\u308b\u4eee\u60f3\u30c6\u30fc\u30d6\u30eb\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u30d3\u30e5\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u7279\u5b9a\u306e\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3068\u4e26\u3079\u66ff\u3048\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL \u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u69cb\u6210\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u304c\u4e00\u9023\u306e\u5217\u3068\u884c\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002 \u5217\u306f\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u578b\u3092\u8868\u3057\u3001\u884c\u306f\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u8868\u3057\u307e\u3059\u3002 \u30ad\u30fc\u3068\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u30d3\u30e5\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u3092\u5177\u4f53\u7684\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u304a\u3088\u3073\u4e26\u3079\u66ff\u3048\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\u306e\u57fa\u672c\u6982\u5ff5\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u306e\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u7279\u5b9a\u306e\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4e00\u9023\u306e\u884c\u3068\u5217\u3067\u69cb\u6210\u3055\u308c\u308b 2 \u6b21\u5143\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 MySQL \u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30fc\u30d6\u30eb\u540d<\/li>\n<\/ol>\n\n\n\n<p>\u30c6\u30fc\u30d6\u30eb\u540d\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u610f\u306e\u8b58\u5225\u5b50\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u3067\u306f\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u304c\u533a\u5225\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30b3\u30e9\u30e0<\/li>\n<\/ol>\n\n\n\n<p>\u5217\u306f\u3001\u6574\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u306a\u3069\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u578b\u3092\u8868\u3057\u307e\u3059\u3002 MySQL \u3067\u306f\u3001\u5404\u5217\u306b\u306f\u4e00\u610f\u306e\u540d\u524d\u3068\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u306f\u3044<\/li>\n<\/ol>\n\n\n\n<p>\u884c\u306f\u3001\u4e00\u9023\u306e\u5217\u5024\u3067\u69cb\u6210\u3055\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u5404\u884c\u306b\u306f\u884c ID \u3068\u547c\u3070\u308c\u308b\u4e00\u610f\u306e\u8b58\u5225\u5b50\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c7\u30fc\u30bf\u578b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u578b\u306f\u3001\u5404\u5217\u306b\u683c\u7d0d\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u578b\u3092\u6307\u5b9a\u3059\u308b\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u306b\u306f\u3001\u6574\u6570\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u4e3b\u30ad\u30fc<\/li>\n<\/ol>\n\n\n\n<p>\u4e3b\u30ad\u30fc\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b 1 \u3064\u4ee5\u4e0a\u306e\u5217\u3067\u3059\u3002 MySQL \u3067\u306f\u3001\u5404\u30c6\u30fc\u30d6\u30eb\u306f 1 \u3064\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u306e\u307f\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u30011 \u3064\u306e\u30ab\u30e9\u30e0\u307e\u305f\u306f\u8907\u6570\u306e\u30ab\u30e9\u30e0\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u5916\u90e8\u30ad\u30fc<\/li>\n<\/ol>\n\n\n\n<p>\u5916\u90e8\u30ad\u30fc\u306f\u3001\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u6307\u3059\u30ad\u30fc\u3067\u3042\u308a\u3001\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 MySQL \u3067\u306f\u3001\u5916\u90e8\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u3042\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u9023\u4ed8\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/li>\n<\/ol>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001MySQL\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30ec\u30b3\u30fc\u30c9\u3092\u3059\u3070\u3084\u304f\u898b\u3064\u3051\u3066\u3001\u691c\u7d22\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 MySQL \u3067\u306f\u30011 \u3064\u4ee5\u4e0a\u306e\u30ab\u30e9\u30e0\u306b\u5bfe\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL \u3067\u306f\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u7279\u5b9a\u306e\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u9023\u306e\u884c\u3068\u5217\u3067\u69cb\u6210\u3055\u308c\u308b 2 \u6b21\u5143\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u30c6\u30fc\u30d6\u30eb\u540d\u306f\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u610f\u306e\u8b58\u5225\u5b50\u3067\u3042\u308a\u3001\u5217\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u578b\u3092\u8868\u3057\u3001\u884c\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf \u30ec\u30b3\u30fc\u30c9\u3092\u8868\u3057\u307e\u3059\u3002 \u4e3b\u30ad\u30fc\u3068\u5916\u90e8\u30ad\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30c3\u30d7\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u306f\u3001MySQL \u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3057\u3066\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>MySQL Workbench<\/li>\n<\/ol>\n\n\n\n<p>MySQL Workbench\u306f\u3001MySQL\u306b\u3088\u3063\u3066\u6b63\u5f0f\u306b\u767a\u58f2\u3055\u308c\u305f\u5f37\u529b\u306a\u30b0\u30e9\u30d5\u30a3\u30ab\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u304a\u3088\u3073\u7ba1\u7406\u30c4\u30fc\u30eb\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u3001SQL\u958b\u767a\u3001\u30c7\u30fc\u30bf\u7ba1\u7406\u3001\u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3001\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u3092\u542b\u3080\u5b8c\u5168\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u958b\u767a\u3001\u7ba1\u7406\u3001\u304a\u3088\u3073\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>Navicat for MySQL<\/li>\n<\/ol>\n\n\n\n<p>Navicat for MySQL\u306f\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u3001SQL\u7de8\u96c6\u3001\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3068\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3001\u30c7\u30fc\u30bf\u306e\u540c\u671f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\u3001\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u306a\u3069\u3001\u8c4a\u5bcc\u306a\u7ba1\u7406\u304a\u3088\u3073\u958b\u767a\u30c4\u30fc\u30eb\u306e\u30bb\u30c3\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u4eba\u6c17\u306e\u3042\u308bMySQL\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30cf\u30a4\u30b8<\/li>\n<\/ol>\n\n\n\n<p>HeidiSQL\u306f\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u3001SQL\u7de8\u96c6\u3001\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3068\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3001\u30c7\u30fc\u30bf\u306e\u540c\u671f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\u3001\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u306a\u3069\u3001\u4f7f\u3044\u3084\u3059\u3044\u7ba1\u7406\u304a\u3088\u3073\u958b\u767a\u30c4\u30fc\u30eb\u306e\u30bb\u30c3\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u7121\u6599\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9MySQL\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>phpMyAdmin<\/li>\n<\/ol>\n\n\n\n<p>phpMyAdmin \u306f\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u3001SQL \u7de8\u96c6\u3001\u30c7\u30fc\u30bf\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3068\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3001\u30c7\u30fc\u30bf\u540c\u671f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea\u3001\u305d\u306e\u4ed6\u306e\u6a5f\u80fd\u306a\u3069\u3001\u4f7f\u3044\u3084\u3059\u3044\u7ba1\u7406\u304a\u3088\u3073\u958b\u767a\u30c4\u30fc\u30eb\u306e\u30bb\u30c3\u30c8\u3092\u63d0\u4f9b\u3059\u308b Web \u30d9\u30fc\u30b9\u306e MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u3067\u3059\u3002 phpMyAdmin\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u3092\u4ecb\u3057\u3066MySQL\u30b5\u30fc\u30d0\u30fc\u3092\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30c4\u30fc\u30eb\u306f\u3001MySQL\u306e\u516c\u5f0fMySQL Workbench\u3084\u3001Navicat for MySQL\u3001HeidiSQL\u3001phpMyAdmin\u306a\u3069\u306e\u4ed6\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30c4\u30fc\u30eb\u3092\u542b\u3080\u3001MySQL\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3057\u3066\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002 \u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304cMySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7c21\u5358\u306b\u7ba1\u7406\u304a\u3088\u3073\u958b\u767a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u8c4a\u5bcc\u306a\u7ba1\u7406\u304a\u3088\u3073\u958b\u767a\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/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\u6a19\u6e96\u8a00\u8a9e\u3067\u3059\u3002 MySQL\u3001Oracle\u3001Microsoft SQL Server\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 SQL \u8a00\u8a9e\u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\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<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210\u3001\u524a\u9664\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u5fa9\u5143\u306a\u3069\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u64cd\u4f5c<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u3001\u524a\u9664\u3001\u540d\u524d\u5909\u66f4\u3001\u5909\u66f4\u306a\u3069\u3001\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30c7\u30fc\u30bf\u691c\u7d22<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u305f\u308a\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u53d6\u5f97\u3059\u308b\u30c7\u30fc\u30bf\u5217\u3068\u691c\u7d22\u6761\u4ef6\u3092\u6307\u5b9a\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c7\u30fc\u30bf\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3067\u306f\u3001WHERE \u53e5\u3092\u4f7f\u7528\u3057\u3066\u691c\u7d22\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u30c7\u30fc\u30bf\u306e\u307f\u304c\u53d6\u5f97\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30c7\u30fc\u30bf\u306e\u4e26\u3079\u66ff\u3048<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3067\u306f\u3001ORDER BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u6307\u5b9a\u3055\u308c\u305f\u5217\u3067\u691c\u7d22\u7d50\u679c\u3092\u4e26\u3079\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u30c7\u30fc\u30bf\u306e\u30b0\u30eb\u30fc\u30d7\u5316<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3067\u306f\u3001GROUP BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u6307\u5b9a\u3057\u305f\u5217\u3067\u691c\u7d22\u7d50\u679c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u30c7\u30fc\u30bf\u96c6\u7d04<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3067\u306f\u3001SUM\u3001AVG\u3001MAX\u3001MIN \u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u96c6\u8a08\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"8\">\n<li>\u30c7\u30fc\u30bf\u63a5\u7d9a<\/li>\n<\/ol>\n\n\n\n<p>SQL \u3067\u306f\u3001JOIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066 2 \u3064\u4ee5\u4e0a\u306e\u30c7\u30fc\u30bf\u8868\u3092\u7d50\u5408\u3057\u3001\u95a2\u9023\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3066\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\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\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u8a00\u8a9e\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u64cd\u4f5c\u3001\u30c7\u30fc\u30bf\u691c\u7d22\u3001\u30c7\u30fc\u30bf\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u30c7\u30fc\u30bf\u30bd\u30fc\u30c8\u3001\u30c7\u30fc\u30bf\u30b0\u30eb\u30fc\u30d7\u5316\u3001\u30c7\u30fc\u30bf\u96c6\u7d04\u3001\u30c7\u30fc\u30bf\u7d50\u5408\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002 SQL\u8a00\u8a9e\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u958b\u767a\u3068\u7ba1\u7406\u306e\u57fa\u76e4\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7ba1\u7406\u3068\u958b\u767a\u306e\u30ad\u30e3\u30ea\u30a2\u3092\u8ffd\u6c42\u3057\u305f\u3044\u4eba\u306b\u3068\u3063\u3066SQL\u3092\u5b66\u3076\u3053\u3068\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>SQL\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u30bf\u30a4\u30d7(DDL\u3001DML\u3001DCL)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SQL \u8a00\u8a9e\u306b\u306f\u3001DDL (\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e)\u3001DML (\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e)\u3001\u304a\u3088\u3073 DCL (\u30c7\u30fc\u30bf\u5236\u5fa1\u8a00\u8a9e) \u306e 3 \u3064\u306e\u57fa\u672c\u7684\u306a\u30bf\u30a4\u30d7\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>DDL (\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e)<\/li>\n<\/ol>\n\n\n\n<p>DDL \u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 DDL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u6b21\u306e\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CREATE: \u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>ALTER: \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u5236\u7d04\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>DROP: \u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>TRUNCATE: \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>RENAME: \u30c6\u30fc\u30d6\u30eb\u3084\u5217\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>DML (\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e)<\/li>\n<\/ol>\n\n\n\n<p>DML \u306f\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u3001\u30af\u30a8\u30ea\u306a\u3069\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 DML \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u6b21\u306e\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SELECT: 1 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>INSERT: \u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u66f4\u65b0: \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>DELETE: \u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>DCL (\u30c7\u30fc\u30bf\u5236\u5fa1\u8a00\u8a9e)<\/li>\n<\/ol>\n\n\n\n<p>DCL \u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u30fb\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 DCL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u3001\u6b21\u306e\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GRANT: \u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u4ed8\u4e0e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>REVOOKE: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306e\u30a2\u30af\u30bb\u30b9\u3092\u53d6\u308a\u6d88\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>DENY: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306e\u30a2\u30af\u30bb\u30b9\u3092\u62d2\u5426\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001SQL \u8a00\u8a9e\u306b\u306f\u3001DDL\u3001DML\u3001\u304a\u3088\u3073 DCL \u3068\u3044\u3046 3 \u3064\u306e\u57fa\u672c\u7684\u306a\u30bf\u30a4\u30d7\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002 DDL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u306b\u4f7f\u7528\u3055\u308c\u3001DML \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001DCL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc \u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u30fb\u30bf\u30a4\u30d7\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u52b9\u679c\u7684\u306b\u7ba1\u7406\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>DDL\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>DDL(\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e)\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u3059\u308b\u305f\u3081\u306eSQL\u8a00\u8a9e\u3067\u3059\u3002 DDL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u3068\u30b9\u30ad\u30fc\u30de\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u3001\u524a\u9664\u3001\u5909\u66f4\u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u307e\u3059\u3002 DDL \u306e\u4e00\u822c\u7684\u306a\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5275\u9020\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>CREATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u540d\u524d\u3001\u5404\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b CREATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TABLE employees (\n  id INT PRIMARY KEY,\n  name VARCHAR(50) NOT NULL,\n  age INT,\n  salary DECIMAL(10,2)\n);\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5e74\u9f62<\/li>\n<\/ol>\n\n\n\n<p>ALTER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u5236\u7d04\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u69cb\u9020\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u5909\u66f4\u64cd\u4f5c\u306b\u306f\u3001\u5217\u3001\u5236\u7d04\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306a\u3069\u306e\u8ffd\u52a0\u3001\u524a\u9664\u3001\u5909\u66f4\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u69cb\u9020\u3092\u5909\u66f4\u3059\u308b ALTER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>ALTER TABLE employees\nADD COLUMN department VARCHAR(50) NOT NULL;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u843d\u3068\u3059<\/li>\n<\/ol>\n\n\n\n<p>DROP \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30d3\u30e5\u30fc\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u524a\u9664\u64cd\u4f5c\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u305d\u306e\u30c7\u30fc\u30bf\u304c\u5b8c\u5168\u306b\u524a\u9664\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u524a\u9664\u3059\u308b DROP \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DROP TABLE employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5207\u308a\u6368\u3066\u308b<\/li>\n<\/ol>\n\n\n\n<p>TRUNCATE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u30c6\u30fc\u30d6\u30eb\u81ea\u4f53\u306f\u524a\u9664\u3057\u307e\u305b\u3093\u3002 \u5207\u308a\u6368\u3066\u64cd\u4f5c\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u884c\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u304c\u3001\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u524a\u9664\u3055\u308c\u307e\u305b\u3093\u3002 \u305f\u3068\u3048\u3070\u3001\u5207\u308a\u6368\u3066\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>TRUNCATE TABLE employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u6539\u540d\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>RENAME \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3084\u5217\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u5909\u66f4\u3059\u308b RENAME \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>RENAME TABLE employees TO staff;\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001DDL(\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e)\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u306b\u4f7f\u7528\u3055\u308c\u308bSQL\u8a00\u8a9e\u3067\u3059\u3002 DDL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u3068\u30b9\u30ad\u30fc\u30de\u3092\u5b9a\u7fa9\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064 CREATE\u3001ALTER\u3001DROP\u3001TRUNCATE\u3001\u304a\u3088\u3073 RENAME \u304c\u542b\u307e\u308c\u307e\u3059\u3002 DDL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u7c21\u5358\u306b\u4f5c\u6210\u3001\u5909\u66f4\u3001\u304a\u3088\u3073\u524a\u9664\u3057\u3066\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7ba1\u7406\u3068\u4fdd\u5b88\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>DML\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>DML(\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e)\u306f\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u3001\u30af\u30a8\u30ea\u306a\u3069\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bSQL\u8a00\u8a9e\u3067\u3059\u3002 DML \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u306e\u8ffd\u52a0\u3001\u5909\u66f4\u3001\u524a\u9664\u3001\u30af\u30a8\u30ea\u306a\u3069\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 DML \u306e\u4e00\u822c\u7684\u306a\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9078\u3076<\/li>\n<\/ol>\n\n\n\n<p>SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u30011 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT column1, column2, ... FROM table_name WHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001column1\u3001column2\u306a\u3069\u306f\u53d6\u5f97\u3059\u308b\u5217\u3001table_name\u306f\u53d6\u5f97\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u3001\u6761\u4ef6\u306f\u691c\u7d22\u7d50\u679c\u3092\u7d5e\u308a\u8fbc\u3080\u305f\u3081\u306e\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT name, age, salary FROM employees WHERE department = 'IT';\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u633f\u5165\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>INSERT INTO table_name (column1, column2, ...) VALUES (value1, value2, ...);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u52171\u3001\u52172\u306a\u3069\u306f\u633f\u5165\u3059\u308b\u5217\u3001\u50241\u3001\u50242\u306a\u3069\u306f\u633f\u5165\u3059\u308b\u5024\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>INSERT INTO employees (name, age, salary, department) VALUES ('John', 25, 5000, 'HR');\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u66f4\u65b0<\/li>\n<\/ol>\n\n\n\n<p>UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE table_name SET column1 = value1, column2 = value2, ... WHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001table_name\u306f\u66f4\u65b0\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u52171\u3001\u52172\u306a\u3069\u306f\u66f4\u65b0\u3059\u308b\u5217\u3001\u50241\u3001\u50242\u306a\u3069\u306f\u66f4\u65b0\u3059\u308b\u5024\u3001\u6761\u4ef6\u306f\u66f4\u65b0\u3059\u308b\u884c\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306e\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE employees SET salary = 6000 WHERE name = 'John';\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u524a\u9664<\/li>\n<\/ol>\n\n\n\n<p>DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DELETE FROM table_name WHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001condition \u306f\u524a\u9664\u3059\u308b\u884c\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306e\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DELETE FROM employees WHERE department = 'HR';\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001DML(\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e)\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bSQL\u8a00\u8a9e\u3067\u3059\u3002 DML \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u3001\u9078\u629e\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3001\u5909\u66f4\u3001\u524a\u9664\u3001\u304a\u3088\u3073\u30af\u30a8\u30ea\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 DML \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u7c21\u5358\u306b\u64cd\u4f5c\u3057\u3066\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7ba1\u7406\u3068\u4fdd\u5b88\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>DCL\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>DCL(\u30c7\u30fc\u30bf\u5236\u5fa1\u8a00\u8a9e)\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bSQL\u8a00\u8a9e\u3067\u3059\u3002 DCL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u30fb\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u304a\u3088\u3073\u53d6\u308a\u6d88\u3059\u305f\u3081\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u306a\u3069\u306e\u5074\u9762\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 DCL \u306e\u4e00\u822c\u7684\u306a\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u53f6\u3048\u308b<\/li>\n<\/ol>\n\n\n\n<p>GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u3092\u4ed8\u4e0e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vbnetCopy code<code>GRANT permission ON object TO user;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u306f\u4ed8\u4e0e\u3055\u308c\u308b\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3001Object \u306f\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 (\u30c6\u30fc\u30d6\u30eb\u3001\u30d3\u30e5\u30fc\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306a\u3069)\u3001user \u306f\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>GRANT SELECT, INSERT ON employees TO user1;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53d6\u308a\u6d88\u3059<\/li>\n<\/ol>\n\n\n\n<p>REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5bfe\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306e\u30a2\u30af\u30bb\u30b9\u3092\u53d6\u308a\u6d88\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>REVOKE permission ON object FROM user;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u306f\u53d6\u308a\u6d88\u3059\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3001Object \u306f\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3092\u53d6\u308a\u6d88\u3059\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 (\u30c6\u30fc\u30d6\u30eb\u3001\u30d3\u30e5\u30fc\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306a\u3069)\u3001user \u306f\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3092\u53d6\u308a\u6d88\u3059\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001REVOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>REVOKE SELECT, INSERT ON employees FROM user1;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6253\u3061\u6d88\u3059<\/li>\n<\/ol>\n\n\n\n<p>DENY \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u306e\u30a2\u30af\u30bb\u30b9\u3092\u62d2\u5426\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 DENY \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vbnetCopy code<code>DENY permission ON object TO user;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001permission \u306f\u62d2\u5426\u3059\u308b\u6a29\u9650\u3001object \u306f\u6a29\u9650\u3092\u62d2\u5426\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 (\u30c6\u30fc\u30d6\u30eb\u3001\u30d3\u30e5\u30fc\u3001\u30b9\u30c8\u30a2\u30c9 \u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306a\u3069)\u3001user \u306f\u6a29\u9650\u3092\u62d2\u5426\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u30ed\u30fc\u30eb\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e DENY \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vbnetCopy code<code>DENY SELECT, INSERT ON employees TO user1;\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001DCL(\u30c7\u30fc\u30bf\u5236\u5fa1\u8a00\u8a9e)\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bSQL\u8a00\u8a9e\u3067\u3059\u3002 DCL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u306f\u3001GRANT\u3001REVOKE\u3001DENNY \u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u306e\u7ba1\u7406\u3092\u5236\u5fa1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 DCL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b DDL (\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e) \u306e\u4e00\u7a2e\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3068\u3001\u6587\u5b57\u30bb\u30c3\u30c8\u3084\u7167\u5408\u9806\u5e8f\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE DATABASE database_name\n[CHARACTER SET charset_name]\n[COLLATE collation_name];\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001database_name \u306f\u4f5c\u6210\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3001CHARACTER SET \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6587\u5b57\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7167\u5408\u9806\u5e8f\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f COLLATE \u3082\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001mydb \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE DATABASE mydb;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u6587\u5b57\u30bb\u30c3\u30c8\u3068\u7167\u5408\u9806\u5e8f\u3092\u4f7f\u7528\u3057\u3066\u3001mydb \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b58\u5728\u3057\u306a\u3044\u5834\u5408: \u65b0\u3057\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u65e2\u306b\u5b58\u5728\u3059\u308b\u5834\u5408\u306f\u4f5c\u6210\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30c7\u30d5\u30a9\u30eb\u30c8\u6587\u5b57\u30bb\u30c3\u30c8: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u6587\u5b57\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u65e2\u5b9a\u306e\u7167\u5408\u9806\u5e8f: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u65e2\u5b9a\u306e\u7167\u5408\u9806\u5e8f\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30d1\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001UTF8 \u6587\u5b57\u30bb\u30c3\u30c8\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u7167\u5408\u9806\u5e8f\u3092\u4f7f\u7528\u3057\u3066 mydb \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE DATABASE mydb\nDEFAULT CHARACTER SET utf8;\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u4f5c\u6210\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3068\u3001\u6587\u5b57\u30bb\u30c3\u30c8\u3084\u7167\u5408\u9806\u5e8f\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 CREATE DATABASE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u65b0\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b DDL (\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e) \u306e\u4e00\u7a2e\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u5217\u540d\u3001\u30c7\u30fc\u30bf\u578b\u3001\u9577\u3055\u3001\u5236\u7d04\u3001\u65e2\u5b9a\u5024\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>CREATE TABLE table_name (\n  column1 datatype(length) constraint,\n  column2 datatype(length) constraint,\n  ...\n  column_n datatype(length) constraint\n);\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001table_name\u306f\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001column1\u3001column2\u306a\u3069\u306f\u4f5c\u6210\u3059\u308b\u5217\u306e\u540d\u524d\u3001datatype\u306f\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3001\u9577\u3055\u306f\u30c7\u30fc\u30bf\u578b\u306e\u9577\u3055\u3001\u5236\u7d04\u306f\u5217\u306e\u5236\u7d04\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306a\u3069\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u4f8b\u3067\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TABLE employees (\n  id INT PRIMARY KEY,\n  name VARCHAR(50) NOT NULL,\n  age INT,\n  salary DECIMAL(10,2),\n  hire_date DATE DEFAULT CURRENT_DATE,\n  department VARCHAR(50) DEFAULT 'IT'\n);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001ID\u3001\u540d\u524d\u3001\u5e74\u9f62\u3001\u7d66\u4e0e\u3001hire_date\u3001\u304a\u3088\u3073\u90e8\u7f72\u306e 6 \u3064\u306e\u5217\u3092\u6301\u3064 employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 \u305d\u306e\u4e2d\u3067\u3001id \u5217\u306f\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u3001name \u5217\u3092\u7a7a\u306b\u3059\u308b\u3053\u3068\u306f\u8a31\u53ef\u3055\u308c\u305a\u3001hire_date\u5217\u306e\u65e2\u5b9a\u5024\u306f\u73fe\u5728\u306e\u65e5\u4ed8\u306b\u3001\u90e8\u9580\u5217\u306e\u65e2\u5b9a\u5024\u306f &#8216;IT&#8217; \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UNIQUE: \u5217\u306e\u5024\u304c\u4e00\u610f\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>CHECK: \u5217\u306e\u5024\u304c\u7279\u5b9a\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>FOREIGN KEY: \u5217\u304c\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5916\u90e8\u30ad\u30fc\u3067\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>DEFAULT: \u5217\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001id\u3001\u88fd\u54c1\u3001\u6570\u91cf\u3001\u304a\u3088\u3073\u9867\u5ba2\u5217\u3092\u542b\u3080 orders \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u88fd\u54c1\u5217\u306e\u5024\u306f\u4e00\u610f\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TABLE orders (\n  id INT PRIMARY KEY,\n  product VARCHAR(50) UNIQUE,\n  quantity INT CHECK(quantity &gt; 0),\n  customer VARCHAR(50) DEFAULT 'Unknown'\n);\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u65b0\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u5217\u540d\u3001\u30c7\u30fc\u30bf\u578b\u3001\u9577\u3055\u3001\u5236\u7d04\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u4f5c\u6210\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u3092\u5b9a\u7fa9\u3057\u3001\u30c7\u30fc\u30bf\u306e\u5165\u529b\u3068\u66f4\u65b0\u3092\u5236\u9650\u3059\u308b 2 \u3064\u306e\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002 \u6b21\u306b\u3001\u30c7\u30fc\u30bf\u578b\u3068\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>\u30c7\u30fc\u30bf\u578b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u578b\u306f\u3001\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3092\u5b9a\u7fa9\u3059\u308b\u4ed5\u69d8\u3067\u3059\u3002 \u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3001\u64cd\u4f5c\u3001\u304a\u3088\u3073\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u3001\u5404\u5217\u306b\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u578b\u304c\u5fc5\u8981\u3067\u3059\u3002 \u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u306b\u306f\u3001\u6574\u6570\u3001\u6587\u5b57\u3001\u65e5\u4ed8\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306a\u3069\u304c\u3042\u308a\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<ul class=\"wp-block-list\">\n<li>INT: \u901a\u5e38\u3001\u6570\u91cf\u3084\u30ab\u30a6\u30f3\u30c8\u306a\u3069\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u6574\u6570\u578b\u3002<\/li>\n\n\n\n<li>VARCHAR: \u53ef\u5909\u9577\u6587\u5b57\u5217\u578b\u3067\u3001\u901a\u5e38\u306f\u30c6\u30ad\u30b9\u30c8\u3068\u6587\u5b57\u30c7\u30fc\u30bf\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>10\u9032\u6570:\u6b63\u78ba\u306a10\u9032\u6570\u578b\u3067\u3001\u7279\u306b\u901a\u8ca8\u30c7\u30fc\u30bf\u3084\u8ca1\u52d9\u30c7\u30fc\u30bf\u3092\u8868\u3059\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>DATE: \u901a\u5e38\u3001\u30ab\u30ec\u30f3\u30c0\u30fc\u306e\u65e5\u4ed8\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u65e5\u4ed8\u578b\u3002<\/li>\n\n\n\n<li>TIME: \u901a\u5e38\u3001\u30af\u30ed\u30c3\u30af\u6642\u9593\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u6642\u9593\u306e\u4e00\u7a2e\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30c7\u30fc\u30bf\u578b\u306f CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TABLE employees (\n  id INT PRIMARY KEY,\n  name VARCHAR(50) NOT NULL,\n  age INT,\n  salary DECIMAL(10,2),\n  hire_date DATE DEFAULT CURRENT_DATE\n);\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u62d8\u675f<\/li>\n<\/ol>\n\n\n\n<p>\u5236\u7d04\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5165\u529b\u3068\u66f4\u65b0\u3092\u5236\u9650\u3059\u308b\u30eb\u30fc\u30eb\u3067\u3059\u3002 \u5236\u7d04\u306f\u3001\u7279\u5b9a\u306e\u5217\u306e\u30c7\u30fc\u30bf\u304c\u7279\u5b9a\u306e\u6761\u4ef6 (NULL \u3067\u306f\u306a\u3044\u3001\u4e00\u610f\u3067\u3042\u308b\u3001\u7bc4\u56f2\u5185\u306b\u3042\u308b\u306a\u3069) \u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u6307\u793a\u3057\u307e\u3059\u3002 \u4e00\u822c\u7684\u306a\u5236\u7d04\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NULL \u4ee5\u5916: \u6307\u5b9a\u3055\u308c\u305f\u5217\u306e\u5024\u3092 NULL \u306b\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>PRIMARY KEY: \u30c6\u30fc\u30d6\u30eb\u306e\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>UNIQUE: \u6307\u5b9a\u3055\u308c\u305f\u5217\u306e\u5024\u306f\u4e00\u610f\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>CHECK: \u5217\u306e\u5024\u304c\u7279\u5b9a\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>FOREIGN KEY: \u5217\u304c\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5916\u90e8\u30ad\u30fc\u3067\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001CREATE TABLE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u5236\u7d04\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE TABLE orders (\n  id INT PRIMARY KEY,\n  product VARCHAR(50) UNIQUE,\n  quantity INT CHECK(quantity &gt; 0),\n  customer VARCHAR(50) DEFAULT 'Unknown'\n);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001id \u5217\u304c\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u3001\u88fd\u54c1\u5217\u306e\u5024\u306f\u4e00\u610f\u3067\u3001\u6570\u91cf\u5217\u306e\u5024\u306f 0 \u3088\u308a\u5927\u304d\u3044\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u304a\u3051\u308b 2 \u3064\u306e\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002 \u30c7\u30fc\u30bf\u578b\u306f\u5217\u306e\u30c7\u30fc\u30bf\u578b\u306e\u4ed5\u69d8\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u5236\u7d04\u306f\u30c7\u30fc\u30bf\u306e\u5165\u529b\u3068\u66f4\u65b0\u306e\u898f\u5247\u3092\u5236\u9650\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>INSERT\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b DML (\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e) \u306e\u4e00\u7a2e\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u633f\u5165\u3059\u308b\u5217\u3001\u5024\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>INSERT INTO table_name (column1, column2, column3, ...)\nVALUES (value1, value2, value3, ...);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u52171\u3001\u52172\u306a\u3069\u306f\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u5217\u306e\u540d\u524d\u3001\u50241\u3001\u50242\u306a\u3069\u306f\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u5024\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>INSERT INTO employees (id, name, age, salary, hire_date)\nVALUES (1, 'John', 30, 50000.00, '2021-01-01');\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001id\u3001\u540d\u524d\u3001\u5e74\u9f62\u3001\u7d66\u4e0e\u3001\u304a\u3088\u3073 5 \u5217\u306ehire_date\u306e\u5024\u3092\u542b\u3080\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u884c\u3092\u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u4ed6\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u633f\u5165\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>INTO table_name: \u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>VALUES: \u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>SET: \u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u5217\u3068\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u91cd\u8907\u30ad\u30fc\u66f4\u65b0\u6642: \u633f\u5165\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u4e00\u610f\u6027\u5236\u7d04\u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u66f4\u65b0\u3059\u308b\u65b9\u6cd5\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001SET \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>INSERT INTO employees\nSET id=2, name='Jane', age=25, salary=60000.00, hire_date='2021-02-01';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001id\u3001\u540d\u524d\u3001\u5e74\u9f62\u3001\u7d66\u4e0e\u3001\u304a\u3088\u3073 5 \u5217\u306ehire_date\u306e\u5024\u3092\u542b\u3080\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u884c\u3092\u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u633f\u5165\u3059\u308b\u5217\u3001\u5024\u3001\u30c6\u30fc\u30d6\u30eb\u540d\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 INSERT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u7684\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u7ba1\u7406\u3092\u5b9f\u73fe\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>SELECT\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b SQL \u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e 1 \u3064\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u53d6\u5f97\u3059\u308b\u5217\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT column1, column2, ...\nFROM table_name\nWHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001column1\u3001column2\u306a\u3069\u306f\u53d6\u5f97\u3059\u308b\u30ab\u30e9\u30e0\u306e\u540d\u524d\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u6761\u4ef6\u306f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT id, name, age, salary\nFROM employees\nWHERE age &gt; 25;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u300125 \u6b73\u4ee5\u4e0a\u306e\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u306e ID\u3001\u540d\u524d\u3001\u5e74\u9f62\u3001\u304a\u3088\u3073\u7d66\u4e0e\u306e &lt;&gt; \u3064\u306e\u5217\u306e\u5024\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u500b\u5225: \u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u4e00\u610f\u306e\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>ORDER BY: \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u306e\u4e26\u3079\u66ff\u3048\u65b9\u6cd5\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>GROUP BY: \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092\u7279\u5b9a\u306e\u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>HAVING: \u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3055\u308c\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001DISTINCT \u30aa\u30d7\u30b7\u30e7\u30f3\u3068 ORDER BY \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vbnetCopy code<code>SELECT DISTINCT department\nFROM employees\nORDER BY department;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u7570\u306a\u308b\u90e8\u9580\u540d\u3092\u53d6\u5f97\u3057\u3001\u7d50\u679c\u3092\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u9806\u306b\u4e26\u3079\u66ff\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u53d6\u5f97\u3059\u308b\u5217\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 SELECT\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u304a\u3088\u3073\u5206\u6790\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>UPDATE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b DML (\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e) \u306e\u4e00\u7a2e\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u66f4\u65b0\u3059\u308b\u5217\u3001\u5024\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE table_name\nSET column1 = value1, column2 = value2, ...\nWHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u52171\u3001\u52172\u306a\u3069\u306f\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u5217\u306e\u540d\u524d\u3001\u50241\u3001\u50242\u306a\u3069\u306f\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf\u5024\u3001\u6761\u4ef6\u306f\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE employees\nSET salary = 55000.00\nWHERE name = 'John';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u5185\u306e &#8216;John&#8217; \u3068\u3044\u3046\u540d\u524d\u306e\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u306e\u7d66\u4e0e\u5217\u306e\u5024\u3092 55000.00 \u306b\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ORDER BY: \u30c7\u30fc\u30bf\u304c\u66f4\u65b0\u3055\u308c\u308b\u9806\u5e8f\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>LIMIT: \u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306e\u884c\u6570\u306e\u5236\u9650\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>SET: \u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf\u5217\u3068\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>JOIN: \u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u5225\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001SET \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE employees\nSET age = age + 1, salary = salary * 1.1\nWHERE department = 'IT';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u90e8\u9580\u304c &#8216;IT&#8217; \u3067\u3042\u308b\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u306e\u5e74\u9f62\u5217\u306e\u5024\u3092 1 \u5897\u52a0\u3055\u305b\u3001\u7d66\u4e0e\u5217\u306e\u5024\u3092 10% \u5897\u3084\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u66f4\u65b0\u3059\u308b\u5217\u3001\u5024\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 UPDATE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3068\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u66f4\u65b0\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>DELETE\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b DML (\u30c7\u30fc\u30bf\u64cd\u4f5c\u8a00\u8a9e) \u306e\u4e00\u7a2e\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u524a\u9664\u3059\u308b\u884c\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DELETE FROM table_name\nWHERE condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001table_name\u306f\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001condition \u306f\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306e\u6761\u4ef6\u3067\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DELETE FROM employees\nWHERE age &lt; 25;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u300125 \u6b73\u672a\u6e80\u306e\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u306e employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u884c\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001\u4ed6\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u524a\u9664\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3 \u30c7\u30fc\u30bf\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ORDER BY: \u30c7\u30fc\u30bf\u304c\u524a\u9664\u3055\u308c\u308b\u9806\u5e8f\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>LIMIT: \u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u884c\u6570\u306e\u5236\u9650\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>TRUNCATE: \u30c7\u30fc\u30bf\u884c\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u306e\u30c6\u30fc\u30d6\u30eb\u5168\u4f53\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001LIMIT \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DELETE FROM employees\nWHERE department = 'Sales'\nORDER BY salary DESC\nLIMIT 3;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u90e8\u9580\u304c &#8220;Sales&#8221; \u306e\u5f93\u696d\u54e1\u306e\u4e2d\u3067\u6700\u3082\u7d66\u4e0e\u306e\u9ad8\u3044 3 \u4eba\u306e\u5f93\u696d\u54e1\u306e\u30c7\u30fc\u30bf\u884c\u3092 employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u524a\u9664\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u524a\u9664\u3059\u308b\u884c\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u6761\u4ef6\u306a\u3069\u306e\u60c5\u5831\u3092\u6307\u5b9a\u3057\u3001\u8ffd\u52a0\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5\u3068\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002 DELETE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u524a\u9664\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30af\u30a8\u30ea\u6700\u9069\u5316\u306e\u4f7f\u7528\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\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u884c\u306b\u3059\u3070\u3084\u304f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30af\u30a8\u30ea\u3092\u3088\u308a\u8fc5\u901f\u306b\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9 \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u3092\u3088\u308a\u8fc5\u901f\u306b\u53d6\u5f97\u304a\u3088\u3073\u64cd\u4f5c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9 \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\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<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u901a\u5e38\u3001\u4e3b\u30ad\u30fc\u5217\u3068\u5916\u90e8\u30ad\u30fc\u5217\u306e\u4e21\u65b9\u3067\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u76f8\u95a2\u30af\u30a8\u30ea\u3068\u526f\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u3092\u9ad8\u901f\u5316\u3067\u304d\u307e\u3059\u3002 \u3055\u3089\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u4e00\u610f\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3084\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306a\u3069\u3092\u4f5c\u6210\u3057\u3066\u3001\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u6700\u5927\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7a2e\u985e\u3068\u30b5\u30a4\u30ba\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>CREATE INDEX idx_name ON employees (name);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u5217\u306b idx_name \u3068\u3044\u3046\u540d\u524d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8aac\u660e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6b21\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f EXPLAIN \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3092\u5206\u6790\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5b9f\u884c\u9806\u5e8f\u3001\u4f7f\u7528\u3055\u308c\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u306a\u3069\u306e\u60c5\u5831\u3092\u8868\u793a\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30af\u30a8\u30ea\u3092\u6700\u9069\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u660e\u793a\u7684\u306a\u51fa\u529b\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3001\u304a\u3088\u3073\u30af\u30a8\u30ea\u3092\u6700\u9069\u5316\u3059\u308b\u65b9\u6cd5\u3092\u5224\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001EXPLAIN \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u7167\u4f1a\u3055\u308c\u308b\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>EXPLAIN SELECT *\nFROM employees\nWHERE department = 'IT';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001EMPLOYEES \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u3001\u90e8\u9580\u304c &#8216;IT&#8217; \u3067\u3042\u308b\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u30c7\u30fc\u30bf\u884c\u3092\u7167\u4f1a\u3057\u3001EXPLAIN \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3092\u5206\u6790\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7121\u52b9\u5316\u3092\u56de\u907f\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7121\u52b9\u5316\u3092\u56de\u907f\u3059\u308b\u3088\u3046\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30af\u30a8\u30ea\u6761\u4ef6\u304c\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4ed5\u69d8\u306b\u6e96\u62e0\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u307e\u305f\u306f\u30af\u30a8\u30ea\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u884c\u304c\u591a\u3059\u304e\u308b\u5834\u5408\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u7121\u52b9\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u6642\u70b9\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u518d\u8a2d\u8a08\u3059\u308b\u304b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u6700\u9069\u5316\u3057\u3066\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7121\u52b9\u5316\u3092\u4f7f\u7528\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nWHERE name LIKE '%J%';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001names \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u3001\u540d\u524d\u306b\u6587\u5b57 &#8216;J&#8217; \u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u30c7\u30fc\u30bf\u884c\u3092\u7167\u4f1a\u3057\u307e\u3059\u3002 LIKE \u6f14\u7b97\u5b50\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4ed5\u69d8\u306b\u6e96\u62e0\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u7121\u52b9\u306b\u306a\u308a\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u6642\u70b9\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u4ed6\u306e\u30af\u30a8\u30ea \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u30d5\u30eb\u30c6\u30ad\u30b9\u30c8 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3066\u30af\u30a8\u30ea\u3092\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30af\u30a8\u30ea\u6700\u9069\u5316\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30af\u30a8\u30ea\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3001EXPLAIN \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u7121\u52b9\u5316\u3092\u56de\u907f\u3057\u3066\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30a4\u30f3\u30c7\u30c3\u30af\u30b9 \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u306b\u7fd2\u719f\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u5206\u6790\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044(\u660e\u793a\u7684\u306a\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8)<\/p>\n\n\n\n<p>\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u306f\u3001\u30af\u30a8\u30ea\u52b9\u7387\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u624b\u9806\u306e 1 \u3064\u3067\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u304c\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3068\u52b9\u7387\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3001MySQL \u306b\u306f BOTH \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002 EXPLICIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5b9f\u884c\u9806\u5e8f\u3001\u4f7f\u7528\u3055\u308c\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30af\u30a8\u30ea\u306e\u52b9\u7387\u306a\u3069\u306e\u60c5\u5831\u3092\u8868\u793a\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30af\u30a8\u30ea\u3092\u6700\u9069\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p>EXPLAIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b\u624b\u9806\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u306f\u3001\u9078\u629e\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u307e\u305f\u306f\u524a\u9664\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306b\u793a\u3059\u306e\u306f SELECT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nWHERE department = 'IT';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u3001\u90e8\u9580\u304c &#8216;IT&#8217; \u3067\u3042\u308b\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u30c7\u30fc\u30bf\u884c\u3092\u7167\u4f1a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8aac\u660e\u6587\u3092\u5b9f\u884c\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6b21\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u524d\u306b\u6392\u4ed6\u7684\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u660e\u793a\u7684\u306a\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>EXPLAIN SELECT *\nFROM employees\nWHERE department = 'IT';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u306f\u3001EXPLAIN \u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001EMPLOYEES \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u90e8\u9580 &#8216;IT&#8217; \u3092\u6301\u3064\u3059\u3079\u3066\u306e\u5f93\u696d\u54e1\u30c7\u30fc\u30bf\u884c\u3092\u5b9f\u884c\u30d7\u30e9\u30f3\u3068\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5206\u6790\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5b9f\u884c\u8a08\u753b\u3068\u52b9\u7387\u306e\u5206\u6790<\/li>\n<\/ol>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3068\u52b9\u7387\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u30ea\u30e2\u30fc\u30c8\u51fa\u529b\u3092\u5206\u6790\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u660e\u793a\u7684\u306a\u51fa\u529b\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>id   select_type   table       partitions   type    possible_keys   key         key_len   ref    rows   filtered   Extra\n1    SIMPLE        employees   NULL         ref     department_idx department  13        const  100    100.00     Using index\n<\/code><\/pre>\n\n\n\n<p>\u51fa\u529b\u306b\u306f\u3001\u6b21\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>id: \u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u5185\u306e\u5404\u64cd\u4f5c\u306e\u6570\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>select_type: \u5358\u7d14\u3001\u30d7\u30e9\u30a4\u30de\u30ea\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3001\u6d3e\u751f\u3001\u548c\u96c6\u5408\u3001\u548c\u96c6\u5408\u306e\u7d50\u679c\u306a\u3069\u3001\u30af\u30a8\u30ea\u306e\u7a2e\u985e\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>table: \u30af\u30a8\u30ea\u306b\u95a2\u4fc2\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3: \u95a2\u4fc2\u3059\u308b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306e\u540d\u524d\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>type: \u4f7f\u7528\u3055\u308c\u308b\u30a2\u30af\u30bb\u30b9\u306e\u7a2e\u985e (ALL\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u7bc4\u56f2\u3001\u53c2\u7167\u3001eq_ref\u306a\u3069) \u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>possible_keys: \u53ef\u80fd\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u30b3\u30f3\u30de\u3067\u533a\u5207\u3063\u3066\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>key: \u5b9f\u969b\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>key_len: \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u9577\u3055\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>ref: \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u4f7f\u7528\u3055\u308c\u308b\u5217\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>rows: \u30b9\u30ad\u30e3\u30f3\u3055\u308c\u305f\u884c\u6570\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>filtered: \u884c\u306e\u7dcf\u6570\u306b\u5360\u3081\u308b\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3055\u308c\u305f\u884c\u306e\u5272\u5408\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8ffd\u52a0: where \u306e\u4f7f\u7528\u3001\u4e00\u6642\u306e\u4f7f\u7528\u3001filesort \u306e\u4f7f\u7528\u306a\u3069\u3001\u30af\u30a8\u30ea\u306b\u95a2\u3059\u308b\u8ffd\u52a0\u60c5\u5831\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>EXPLAIN \u306e\u51fa\u529b\u7d50\u679c\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3068\u52b9\u7387\u3092\u5224\u65ad\u3057\u3001\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u6700\u9069\u5316\u3057\u3066\u30af\u30a8\u30ea\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001EXPLAIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u306f\u3001\u30af\u30a8\u30ea\u52b9\u7387\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002 \u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u3001EXPLICIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u3001\u51fa\u529b\u7d50\u679c\u3092\u5206\u6790\u3057\u3066\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u30d7\u30e9\u30f3\u3068\u52b9\u7387\u3092\u5224\u65ad\u3057\u3001\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u6700\u9069\u5316\u3057\u3066\u30af\u30a8\u30ea\u306e\u52b9\u7387\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30ab\u30a6\u30f3\u30c8\u3001\u5408\u8a08\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u6700\u5927\u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u96c6\u8a08\u95a2\u6570\u306f\u3001\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u7d71\u8a08\u3068\u8a08\u7b97\u3092\u5b9f\u884c\u3067\u304d\u308b\u95a2\u6570\u306e\u30af\u30e9\u30b9\u3067\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 \u5404\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>\u30ab\u30a6\u30f3\u30c8\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>COUNT \u95a2\u6570\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u884c\u6570\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u6587\u5b57 * \u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u5217\u540d\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001COUNT \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u884c\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT COUNT(*) FROM employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>SUM \u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>SUM \u95a2\u6570\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u6570\u5024\u30c7\u30fc\u30bf\u5217\u306e\u5408\u8a08\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001SUM \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u7d66\u4e0e\u5217\u306e\u5408\u8a08\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT SUM(salary) FROM employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>AVG \u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>AVG \u95a2\u6570\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u6570\u5024\u30c7\u30fc\u30bf\u5217\u306e\u5e73\u5747\u5024\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001AVG \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u7d66\u4e0e\u5217\u306e\u5e73\u5747\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT AVG(salary) FROM employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u6700\u5c0f\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>MIN \u95a2\u6570\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u6570\u5024\u307e\u305f\u306f\u6587\u5b57\u30c7\u30fc\u30bf\u5217\u306e\u6700\u5c0f\u5024\u3092\u691c\u7d22\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001MIN \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u7d66\u4e0e\u5217\u306e\u6700\u5c0f\u5024\u3092\u691c\u7d22\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT MIN(salary) FROM employees;\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>MAX\u6a5f\u80fd<\/li>\n<\/ol>\n\n\n\n<p>MAX \u95a2\u6570\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u6570\u5024\u307e\u305f\u306f\u6587\u5b57\u30c7\u30fc\u30bf\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\u6b21\u306e\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001MAX \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u7d66\u4e0e\u5217\u306e\u6700\u5927\u5024\u3092\u691c\u7d22\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT MAX(salary) FROM employees;\n<\/code><\/pre>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u96c6\u8a08\u95a2\u6570\u306f\u3001\u30c7\u30fc\u30bf\u306e\u7d71\u8a08\u3068\u8a08\u7b97\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u95a2\u6570\u3067\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\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u3059\u3070\u3084\u304f\u8981\u7d04\u304a\u3088\u3073\u30ab\u30a6\u30f3\u30c8\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/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>GROUP BY \u53e5\u306f\u3001\u30af\u30a8\u30ea\u7d50\u679c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u305f\u3081\u306b MySQL \u3067\u4f7f\u7528\u3055\u308c\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002 GROUP BY \u53e5\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea\u7d50\u679c\u3092 1 \u3064\u4ee5\u4e0a\u306e\u5217\u306e\u5024\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u3001\u7d71\u8a08\u3068\u8a08\u7b97\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>GROUP BY \u53e5\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT column1, column2, ..., columnN, aggregate_function(columnX)\nFROM table\nWHERE condition\nGROUP BY column1, column2, ..., columnN;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001\u30ab\u30e9\u30e01\u3001\u30ab\u30e9\u30e02\u7b49\u306f\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30ab\u30e9\u30e0\u540d\u3001aggregate_function(columnX)\u306f\u9069\u7528\u3059\u308b\u96c6\u8a08\u95a2\u6570\u3001\u30c6\u30fc\u30d6\u30eb\u306f\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u6761\u4ef6\u306f\u30af\u30a8\u30ea\u306e\u6761\u4ef6\u3001\u30ab\u30e9\u30e01\u3001\u30ab\u30e9\u30e02\u7b49\u306f\u30b0\u30eb\u30fc\u30d4\u30f3\u30b0\u306e\u30ab\u30e9\u30e0\u540d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001GROUP BY \u53e5\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u3092\u90e8\u9580\u5217\u5225\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT department, COUNT(*) FROM employees\nGROUP BY department;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5f93\u696d\u54e1\u6570\u3092\u7167\u4f1a\u3057\u3001\u90e8\u9580\u5217\u5225\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306b\u52a0\u3048\u3066\u3001GROUP BY \u53e5\u3067\u306f HAVIN\u53e5\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u7d50\u679c\u3092\u3055\u3089\u306b\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002 HAVING \u306f\u3001WHERE \u53e5\u3068\u540c\u69d8\u306b\u3001\u96c6\u8a08\u95a2\u6570\u3084\u8ad6\u7406\u6f14\u7b97\u5b50\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a3\u30eb\u30bf\u30fc\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001GROUP BY \u53e5\u3068 HAVIN \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u7d66\u4e0e\u304c\u5e73\u5747\u3088\u308a\u3082\u591a\u3044\u5f93\u696d\u54e1\u306e\u6570\u3092\u7167\u4f1a\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT department, COUNT(*) FROM employees\nGROUP BY department\nHAVING AVG(salary) &gt; 5000;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5f93\u696d\u54e1\u6570\u3092\u7167\u4f1a\u3057\u3001\u90e8\u9580\u5217\u5225\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u5e73\u5747\u7d66\u4e0e\u304c 5000 \u3092\u8d85\u3048\u308b\u90e8\u9580\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u5404\u90e8\u9580\u306e\u5f93\u696d\u54e1\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001GROUP BY \u53e5\u306f\u3001\u30af\u30a8\u30ea\u7d50\u679c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u305f\u3081\u306b MySQL \u3067\u4f7f\u7528\u3055\u308c\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002 GROUP BY \u53e5\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30af\u30a8\u30ea\u7d50\u679c\u3092 1 \u3064\u4ee5\u4e0a\u306e\u5217\u306e\u5024\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u3001\u7d71\u8a08\u3068\u8a08\u7b97\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 GROUP BY \u53e5\u306e\u7fd2\u719f\u5ea6\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\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=1406\" 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=\"gun tei\"\/><\/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\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u305f\u5f8c\u306b\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b MySQL \u3067\u4f7f\u7528\u3055\u308c\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002 \u4e00\u822c\u306b\u3001HAVIN\u53e5\u306f\u30b0\u30eb\u30fc\u30d7\u5316\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u30c7\u30fc\u30bf\u3092\u3055\u3089\u306b\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u53e5\u3068\u3068\u3082\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>HAVINGG \u53e5\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT column1, column2, ..., columnN, aggregate_function(columnX)\nFROM table\nWHERE condition\nGROUP BY column1, column2, ..., columnN\nHAVING condition;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001\u30ab\u30e9\u30e01\u3001\u30ab\u30e9\u30e02\u7b49\u306f\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30ab\u30e9\u30e0\u540d\u3001aggregate_function(columnX)\u306f\u9069\u7528\u3059\u308b\u96c6\u8a08\u95a2\u6570\u3001\u30c6\u30fc\u30d6\u30eb\u306f\u30af\u30a8\u30ea\u5bfe\u8c61\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001\u6761\u4ef6\u306f\u30af\u30a8\u30ea\u306e\u6761\u4ef6\u3001\u30ab\u30e9\u30e01\u3001\u30ab\u30e9\u30e02\u7b49\u306f\u30b0\u30eb\u30fc\u30d4\u30f3\u30b0\u306e\u30ab\u30e9\u30e0\u540d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001GROUP BY \u53e5\u3068 HAVIN \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u5e73\u5747\u7d66\u4e0e\u304c 5000 \u3092\u8d85\u3048\u308b\u5f93\u696d\u54e1\u306e\u6570\u3092\u30af\u30a8\u30ea\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT department, COUNT(*) FROM employees\nGROUP BY department\nHAVING AVG(salary) &gt; 5000;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5f93\u696d\u54e1\u6570\u3092\u7167\u4f1a\u3057\u3001\u90e8\u9580\u5217\u5225\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u5e73\u5747\u7d66\u4e0e\u304c 5000 \u3092\u8d85\u3048\u308b\u90e8\u9580\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u5404\u90e8\u9580\u306e\u5f93\u696d\u54e1\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>WHERE \u53e5\u3068\u306f\u7570\u306a\u308a\u3001HAVIN\u53e5\u3067\u306f\u96c6\u8a08\u95a2\u6570\u3068\u30b0\u30eb\u30fc\u30d7\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3067\u304d\u307e\u3059\u3002 HAVINGG \u53e5\u3067\u306f\u3001\u5408\u8a08\u3001\u30ab\u30a6\u30f3\u30c8\u3001\u5e73\u5747\u3001\u6700\u5c0f\u3001\u6700\u5927\u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30b0\u30eb\u30fc\u30d7\u5316\u7d50\u679c\u3092\u8a08\u7b97\u3057\u3001\u8ad6\u7406\u6f14\u7b97\u5b50\u3068\u6bd4\u8f03\u6f14\u7b97\u5b50\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a3\u30eb\u30bf\u30fc\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u5f93\u696d\u54e1\u304c 3 \u4eba\u3092\u8d85\u3048\u3001\u5e73\u5747\u7d66\u4e0e\u304c 5000 \u3092\u8d85\u3048\u308b\u5404\u90e8\u9580\u306e\u540d\u524d\u3068\u5e73\u5747\u7d66\u4e0e\u3092\u7167\u4f1a\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT department, AVG(salary) FROM employees\nGROUP BY department\nHAVING COUNT(*) &gt; 3 AND AVG(salary) &gt; 5000;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001[\u5f93\u696d\u54e1] \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5e73\u5747\u7d66\u4e0e\u3092\u7167\u4f1a\u3057\u3001[\u90e8\u9580] \u5217\u3067\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u307e\u3059\u3002 \u6b21\u306b\u3001HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u3001\u5f93\u696d\u54e1\u6570\u304c 3 \u4eba\u3092\u8d85\u3048\u3001\u5e73\u5747\u7d66\u4e0e\u304c 5000 \u3092\u8d85\u3048\u308b\u90e8\u9580\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u5404\u90e8\u9580\u306e\u5e73\u5747\u7d66\u4e0e\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001HAVIN\u53e5\u306f\u3001GROUP BY\u53e5\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u305f\u5f8c\u306b\u7d50\u679c\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bMySQL\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002 HAVINGG \u53e5\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30b0\u30eb\u30fc\u30d7\u5316\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u30c7\u30fc\u30bf\u3092\u3055\u3089\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3057\u3001\u96c6\u8a08\u95a2\u6570\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 HAVINGG\u6761\u9805\u306e\u7fd2\u719f\u5ea6\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u7dad\u6301\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>NNER\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u306a\u3069\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u7d50\u5408\u306f 2 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u7d50\u5408\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u63a5\u7d9a\u30bf\u30a4\u30d7\u306b\u306f\u3001\u5185\u90e8\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u3001\u304a\u3088\u3073\u5b8c\u5168\u5916\u90e8\u7d50\u5408\u304c\u3042\u308a\u307e\u3059\u3002 \u5404\u63a5\u7d9a\u30bf\u30a4\u30d7\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>\u5185\u90e8\u7d50\u5408<\/li>\n<\/ol>\n\n\n\n<p>\u5185\u90e8\u7d50\u5408\u306f\u3001\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u63a5\u7d9a\u30bf\u30a4\u30d7\u306e 1 \u3064\u3067\u3059\u3002 \u5185\u90e8\u7d50\u5408\u306f\u3001\u4e21\u65b9\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u5171\u901a\u3059\u308b\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u5177\u4f53\u7684\u306b\u306f\u3001INNER JOIN \u306f\u7d50\u5408\u6761\u4ef6\u306e 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u8abf\u3079\u3001\u3053\u308c\u3089 2 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u884c\u306e\u307f\u3092\u8fd4\u3057\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001INNER JOIN \u3092\u4f7f\u7528\u3057\u3066\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3068\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nINNER JOIN departments\nON employees.department_id = departments.department_id;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3068\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u9023\u7d50\u3057department_id\u4e21\u65b9\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u540c\u3058\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5de6\u7d50\u5408<\/li>\n<\/ol>\n\n\n\n<p>\u5de6\u7d50\u5408\u306f\u3001\u5225\u306e\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u63a5\u7d9a\u30bf\u30a4\u30d7\u3067\u3059\u3002 LEFT JOIN \u306f\u3001\u5de6\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u884c\u3068\u3001\u53f3\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u53f3\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u683c\u306a\u30c7\u30fc\u30bf\u884c\u304c\u306a\u3044\u5834\u5408\u306f\u3001NULL \u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001LEFT JOIN \u3092\u4f7f\u7528\u3057\u3066\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3068\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nLEFT JOIN departments\nON employees.department_id = departments.department_id;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3068\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u9023\u7d50\u3057\u3001\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u884c\u3068\u3001\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u306edepartment_id\u3068\u540c\u3058\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u683c\u306a\u30c7\u30fc\u30bf\u884c\u304c\u306a\u3044\u5834\u5408\u306f\u3001NULL \u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u53f3\u7d50\u5408<\/li>\n<\/ol>\n\n\n\n<p>\u53f3\u7d50\u5408\u306f\u5de6\u7d50\u5408\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u53f3\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u5185\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u884c\u3068\u3001\u5de6\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u6761\u4ef6\u306b\u4e00\u81f4\u3059\u308b\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u5de6\u5074\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u683c\u306a\u30c7\u30fc\u30bf\u884c\u304c\u306a\u3044\u5834\u5408\u306f\u3001NULL \u304c\u8fd4\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001RIGHT JOIN \u3092\u4f7f\u7528\u3057\u3066\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3068\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nRIGHT JOIN departments\nON employees.department_id = departments.department_id;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001Employees \u30c6\u30fc\u30d6\u30eb\u3068 &#8220;\u90e8\u7f72&#8221; \u30c6\u30fc\u30d6\u30eb\u3092\u9023\u7d50\u3057\u3001&#8221;\u90e8\u7f72&#8221; \u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u884c\u3068\u3001&#8221;\u793e\u54e1&#8221; \u30c6\u30fc\u30d6\u30eb\u306edepartment_id\u3068\u540c\u3058\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002 \u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u683c\u306a\u30c7\u30fc\u30bf\u884c\u304c\u306a\u3044\u5834\u5408\u306f\u3001NULL \u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5b8c\u5168\u5916\u90e8\u7d50\u5408<\/li>\n<\/ol>\n\n\n\n<p>FULL EXTERNAL JOIN \u306f\u3001\u5de6\u53f3\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u884c\u3092\u8fd4\u3059\u304b\u3001\u9069\u683c\u306a\u30c7\u30fc\u30bf\u884c\u304c\u306a\u3044\u5834\u5408\u306f NULL \u3092\u8fd4\u3057\u307e\u3059\u3002 \u3053\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7\u306f MySQL \u3067\u306f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001UNION \u3068\u5de6\u7d50\u5408\u304a\u3088\u3073\u53f3\u7d50\u5408\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u7d50\u5408\u306f\u30012 \u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u7d50\u5408\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u64cd\u4f5c\u3067\u3059\u3002 \u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u63a5\u7d9a\u30bf\u30a4\u30d7\u306b\u306f\u3001\u5185\u90e8\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u3001\u304a\u3088\u3073\u5b8c\u5168\u5916\u90e8\u7d50\u5408\u304c\u3042\u308a\u307e\u3059\u3002 \u7d50\u5408\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u3059\u3070\u3084\u304f\u7d50\u5408\u3057\u3001\u7d71\u8a08\u3068\u8a08\u7b97\u3092\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u306f\u30011 \u3064\u306e SQL \u30af\u30a8\u30ea\u5185\u306b\u5225\u306e SQL \u30af\u30a8\u30ea\u3092\u5165\u308c\u5b50\u306b\u3059\u308b\u30af\u30a8\u30ea\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u30b5\u30d6\u30af\u30a8\u30ea\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3068\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3001\u304a\u3088\u3073\u8a08\u7b97\u3068\u7d71\u8a08\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b5\u30d6\u30af\u30a8\u30ea\u306e\u4f7f\u7528\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u5e73\u5747\u3088\u308a\u3082\u7d66\u4e0e\u304c\u9ad8\u3044 employees \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT *\nFROM employees\nWHERE salary &gt; (SELECT AVG(salary) FROM employees);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u6587\u306f\u3001\u7d66\u4e0e\u304c\u5e73\u5747\u3088\u308a\u5927\u304d\u3044\u30c7\u30fc\u30bf\u3092 employees \u30c6\u30fc\u30d6\u30eb\u306b\u7167\u4f1a\u3057\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u5e73\u5747\u7d66\u4e0e\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8a08\u7b97\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066 Employees \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5e73\u5747\u7d66\u4e0e\u3092\u8a08\u7b97\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>SELECT department, AVG(salary)\nFROM employees\nGROUP BY department\nHAVING AVG(salary) &gt; (SELECT AVG(salary) FROM employees);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u30c6\u30fc\u30d6\u30eb\u5185\u306e\u5404\u90e8\u9580\u306e\u5e73\u5747\u7d66\u4e0e\u3092\u7167\u4f1a\u3057\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3059\u3079\u3066\u306e\u90e8\u9580\u306e\u5e73\u5747\u7d66\u4e0e\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066 employees \u30c6\u30fc\u30d6\u30eb\u306e\u7d66\u4e0e\u5217\u3092\u66f4\u65b0\u3059\u308b\u30af\u30a8\u30ea \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>UPDATE employees\nSET salary = salary * 1.1\nWHERE employee_id IN (SELECT employee_id FROM employees WHERE department_id = 1);\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001employees \u30c6\u30fc\u30d6\u30eb\u3067 1 \u306edepartment_id\u3092\u6301\u3064\u5f93\u696d\u54e1\u3092\u30af\u30a8\u30ea\u3057\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u8cc3\u91d1\u3092 10% \u5897\u3084\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30b5\u30d6\u30af\u30a8\u30ea\u306fMySQL\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30af\u30a8\u30ea\u624b\u6cd5\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3068\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u8a08\u7b97\u3068\u7d71\u8a08\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u3092\u3088\u308a\u67d4\u8edf\u306b\u64cd\u4f5c\u304a\u3088\u3073\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u53d6\u5f15\u306e\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u306f\u3001\u3059\u3079\u3066\u5b9f\u884c\u3055\u308c\u308b\u304b\u3001\u307e\u3063\u305f\u304f\u5b9f\u884c\u3055\u308c\u306a\u3044\u4e00\u9023\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u6307\u3057\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u901a\u5e38\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e00\u8cab\u6027\u3068\u6574\u5408\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u306f\u6b21\u306e 4 \u3064\u306e\u7279\u6027\u304c\u3042\u308a\u3001\u591a\u304f\u306e\u5834\u5408\u3001ACID \u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u539f\u5b50\u6027<\/li>\n<\/ol>\n\n\n\n<p>\u30a2\u30c8\u30df\u30c3\u30af\u6027\u3068\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u306e\u3059\u3079\u3066\u306e\u64cd\u4f5c\u304c\u5b8c\u5168\u306b\u5b9f\u884c\u3055\u308c\u308b\u304b\u3001\u307e\u3063\u305f\u304f\u5b9f\u884c\u3055\u308c\u308b\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\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\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\u623b\u3055\u308c\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4e00\u8cab\u6027<\/li>\n<\/ol>\n\n\n\n<p>\u4e00\u8cab\u6027\u3068\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u524d\u3068\u5b9f\u884c\u5f8c\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u304c\u3059\u3079\u3066\u306e\u5236\u7d04\u3068\u6574\u5408\u6027\u30eb\u30fc\u30eb\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\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\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u65e2\u306b\u5b9f\u884c\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u64cd\u4f5c\u304c\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u9694\u96e2<\/li>\n<\/ol>\n\n\n\n<p>\u5206\u96e2\u3068\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u540c\u6642\u306b\u5b9f\u884c\u3055\u308c\u308b\u5834\u5408\u3001\u76f8\u4e92\u5e72\u6e09\u3084\u5f71\u97ff\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u5404\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304b\u3089\u5206\u96e2\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u5206\u96e2\u306f\u3001\u30ed\u30c3\u30af\u3068\u8907\u6570\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u540c\u6642\u5b9f\u884c\u5236\u5fa1 (MVCC) \u3092\u4f7f\u7528\u3057\u3066\u5b9f\u73fe\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8010\u4e45\u6027<\/li>\n<\/ol>\n\n\n\n<p>\u6301\u7d9a\u6027\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u52a0\u3048\u3089\u308c\u305f\u5909\u66f4\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u3084\u518d\u8d77\u52d5\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3067\u3082\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30b3\u30df\u30c3\u30c8\u5f8c\u3082\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002 \u6c38\u7d9a\u5316\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3 \u30ed\u30b0\u3092\u30c7\u30a3\u30b9\u30af\u306b\u8a18\u9332\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5b9f\u73fe\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u306f\u3001\u3059\u3079\u3066\u3092\u5b9f\u884c\u3059\u308b\u304b\u3001\u307e\u3063\u305f\u304f\u5b9f\u884c\u3057\u306a\u3044\u4e00\u9023\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u3092\u6307\u3057\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u901a\u5e38\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e00\u8cab\u6027\u3068\u6574\u5408\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 MySQL \u3067\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b\u306f\u3001\u539f\u5b50\u6027\u3001\u4e00\u8cab\u6027\u3001\u5206\u96e2\u6027\u3001\u8010\u4e45\u6027\u3068\u3044\u3046 4 \u3064\u306e\u7279\u6027\u304c\u3042\u308a\u3001ACID \u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u547c\u3070\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6982\u5ff5\u3068\u7279\u6027\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c7\u30fc\u30bf\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u4fdd\u5b88\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=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u3001\u30b3\u30df\u30c3\u30c8\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u306a\u3069\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \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\u52d5\u4f5c\u3068\u7d50\u679c\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 \u4ee5\u4e0b\u306f\u3001MySQL \u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u958b\u59cb<\/li>\n<\/ol>\n\n\n\n<p>START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u3059\u3079\u3066\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c 1 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u3057\u3066\u6271\u308f\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>START TRANSACTION;\nUPDATE account SET balance = balance - 100 WHERE account_id = 1;\nUPDATE account SET balance = balance + 100 WHERE account_id = 2;\nCOMMIT;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u3067 2 \u3064\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002 \u4e21\u65b9\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u6b63\u5e38\u306b\u5b9f\u884c\u3055\u308c\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3001\u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306f ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u72af\u3059<\/li>\n<\/ol>\n\n\n\n<p>COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30b3\u30df\u30c3\u30c8\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u7d50\u679c\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u6c38\u7d9a\u7684\u306b\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u958b\u59cb\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u30b3\u30df\u30c3\u30c8\u306e\u9593\u306e\u3059\u3079\u3066\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30b3\u30df\u30c3\u30c8\u30fb\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u5b9f\u884c\u3055\u308c\u308b\u524d\u306b 1 \u3064\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u3057\u3066\u6271\u308f\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30b3\u30df\u30c3\u30c8\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>START TRANSACTION;\nUPDATE account SET balance = balance - 100 WHERE account_id = 1;\nUPDATE account SET balance = balance + 100 WHERE account_id = 2;\nCOMMIT;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u3067 2 \u3064\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002 \u4e21\u65b9\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u6b63\u5e38\u306b\u5b9f\u884c\u3055\u308c\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f COMMIT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30df\u30c3\u30c8\u3055\u308c\u3001\u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306f ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<p>ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u5143\u306b\u623b\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u7d50\u679c\u3092\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\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 START TRANSACTION \u3068 COMMIT \u306e\u9593\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5b9f\u884c\u4e2d\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u81ea\u52d5\u7684\u306b\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>START TRANSACTION;\nUPDATE account SET balance = balance - 100 WHERE account_id = 1;\nUPDATE account SET balance = balance + 100 WHERE account_id = 2;\nROLLBACK;\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001START TRANSACTION \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3057\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u3067 2 \u3064\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u3044\u305a\u308c\u304b\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f ROLLBACK \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u308c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u308b\u524d\u306e\u72b6\u614b\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u5fa9\u5143\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\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\u306f\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3068\u7d50\u679c\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b MySQL \u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u3059\u3002 \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5236\u5fa1\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u306e\u7ba1\u7406\u3068\u4fdd\u5b88\u3092\u6539\u5584\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6574\u5408\u6027\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3068\u524a\u9664(\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u524a\u9664)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u30a2\u30af\u30bb\u30b9\u3068\u64cd\u4f5c\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f5c\u6210\u304a\u3088\u3073\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u4ee5\u4e0b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u524a\u9664\u3059\u308b\u305f\u3081\u306b MySQL \u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210<\/li>\n<\/ol>\n\n\n\n<p>CREATE USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65b0\u3057\u3044\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3057\u3001\u305d\u306e\u30ed\u30b0\u30a4\u30f3\u8cc7\u683c\u60c5\u5831\u3068\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u6307\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001CREATE USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001newuser \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3057\u3001\u305d\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002 @&#8217;localhost&#8217; \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ed\u30fc\u30ab\u30eb\u30db\u30b9\u30c8\u304b\u3089\u306e\u307f\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e6\u30fc\u30b6\u30fc\u306e\u524a\u9664<\/li>\n<\/ol>\n\n\n\n<p>DROP USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u65e2\u5b58\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3059\u308b\u3068\u304d\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30db\u30b9\u30c8\u540d\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001DROP USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u524a\u9664\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>DROP USER 'newuser'@'localhost';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u6587\u306f\u3001newuser \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u3092\u524a\u9664\u3057\u3001\u305d\u306e\u30e6\u30fc\u30b6\u304c\u30ed\u30fc\u30ab\u30eb\u30db\u30b9\u30c8\u304b\u3089\u306e\u307f\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u308b\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL \u3067\u306f\u3001CREATE USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 DROP USER \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u524a\u9664\u3067\u304d\u307e\u3059\u3002 \u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u304a\u3088\u3073\u524a\u9664\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30a2\u30af\u30bb\u30b9\u3068\u64cd\u4f5c\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u304a\u3088\u3073\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044(\u8a31\u53ef\u3001\u53d6\u308a\u6d88\u3057)<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30e6\u30fc\u30b6\u30fc\u30a2\u30af\u30bb\u30b9\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u64cd\u4f5c\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002 GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u4ed8\u4e0e\u304a\u3088\u3073\u53d6\u308a\u6d88\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001MySQL \u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u8a73\u7d30\u306a\u8aac\u660e\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u53f6\u3048\u308b<\/li>\n<\/ol>\n\n\n\n<p>GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u9078\u629e\u3001\u633f\u5165\u3001\u66f4\u65b0\u3001\u524a\u9664\u306a\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u3092\u4ed8\u4e0e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u4ed8\u4e0e\u3059\u308b\u3068\u304d\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3001\u30db\u30b9\u30c8\u3001\u304a\u3088\u3073\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u306b SELECT \u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u4ed8\u4e0e\u3059\u308b\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>GRANT SELECT ON mydb.* TO 'newuser'@'localhost';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u6587\u306f\u3001newuser \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u306b\u3001\u30ed\u30fc\u30ab\u30eb\u30db\u30b9\u30c8\u304b\u3089 mydb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e SELECT \u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3092\u4ed8\u4e0e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53d6\u308a\u6d88\u3059<\/li>\n<\/ol>\n\n\n\n<p>REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u53d6\u308a\u6d88\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u53d6\u308a\u6d88\u3059\u5834\u5408\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3001\u30db\u30b9\u30c8\u3001\u304a\u3088\u3073\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001Revoke \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u306e SELECT \u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u53d6\u308a\u6d88\u3059\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>REVOKE SELECT ON mydb.* FROM 'newuser'@'localhost';\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u6587\u306f\u3001localhost \u304b\u3089 mydb \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e newuser \u3068\u3044\u3046\u540d\u524d\u306e\u30e6\u30fc\u30b6\u306e SELECT \u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u3092\u53d6\u308a\u6d88\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL \u3067\u306f\u3001GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u3092\u4ed8\u4e0e\u304a\u3088\u3073\u53d6\u308a\u6d88\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u6a29\u9650\u7ba1\u7406\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3068\u64cd\u4f5c\u3092\u3088\u308a\u9069\u5207\u306b\u5236\u5fa1\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7(mysqldump)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3067\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30d5\u30a1\u30a4\u30eb\u306b\u30c7\u30fc\u30bf\u3068\u69cb\u9020\u3092\u4fdd\u5b58\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u6307\u3057\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u3092\u56de\u5fa9\u3057\u3001\u30c7\u30fc\u30bf\u306e\u640d\u5931\u3084\u7834\u640d\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u305d\u306e\u4e2d\u3067\u3001mysqldump\u306fMySQL\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u307e\u305f\u306fMySQL\u306e\u5358\u4e00\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>mysqldump \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\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>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>mysqldump -u username -p password database_name &gt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001username \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u3001password \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3001database_name \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3001backup_file.sql \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u3068\u30d1\u30b9\u3067\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u304c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3055\u308c\u3001backup_file.sql \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>1 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>1 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>mysqldump -u username -p password database_name table_name &gt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001username \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u3001password \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3001database_name \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3001table_name \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u540d\u524d\u3001backup_file.sql \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u3068\u30d1\u30b9\u3067\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u30011 \u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3055\u308c\u3001backup_file.sql \u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5fa9\u5143\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5fa9\u5143\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>mysql -u username -p password database_name &lt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001username \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u3001password \u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3001database_name \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5fa9\u5143\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3001backup_file.sql \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u3068\u30d1\u30b9\u3067\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001backup_file.sql\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u304c\u5fa9\u5143\u3055\u308c\u3001\u6307\u5b9a\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002 MySQL \u3067\u306f\u3001mysqldump \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u307e\u305f\u306f\u500b\u3005\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u3092\u56de\u5fa9\u3057\u3001\u30c7\u30fc\u30bf\u306e\u640d\u5931\u3084\u7834\u640d\u3092\u9632\u3050\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=1406\" 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=\"gun tei\"\/><\/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>MySQL \u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30ab\u30d0\u30ea\u3068\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30ea\u30b9\u30c8\u30a2\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u6307\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u307e\u305f\u306f\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u305f\u5834\u5408\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u65e7\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u518d\u8d77\u52d5\u3057\u3066\u30c7\u30fc\u30bf\u3092\u5fa9\u65e7\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>MySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30ab\u30d0\u30ea\u306e\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>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u6e96\u5099\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u65e7\u3059\u308b\u524d\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u3092\u6e96\u5099\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u306f\u3001mysqldump \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u3067\u4f5c\u6210\u3055\u308c\u305f.sql\u30d5\u30a1\u30a4\u30eb\u3001\u307e\u305f\u306f\u4ed6\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3055\u308c\u305f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30d0\u30c3\u30af\u30a2\u30c3\u30d7 \u30d5\u30a1\u30a4\u30eb\u304c\u6700\u65b0\u3067\u3042\u308a\u3001\u5fa9\u5143\u3059\u308b\u30c7\u30fc\u30bf\u3068\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u505c\u6b62\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ea\u30ab\u30d0\u30ea\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u505c\u6b62\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u505c\u6b62\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>sudo service mysql stop\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u524a\u9664\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ea\u30ab\u30d0\u30ea\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001MySQL \u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306e\u3059\u3079\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001MySQL \u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>sudo rm -rf \/var\/lib\/mysql\/*\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u5fa9\u5143\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30ea\u30ab\u30d0\u30ea\u3059\u308b\u524d\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092 MySQL \u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u30ea\u30b9\u30c8\u30a2\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u5fa9\u5143\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>sudo mysql -u username -p database_name &lt; backup_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u3053\u3053\u3067\u3001username \u306f MySQL \u30e6\u30fc\u30b6\u30fc\u540d\u3001database_name \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u30ea\u30b9\u30c8\u30a2\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u540d\u524d\u3001backup_file.sql \u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u3068\u30d1\u30b9\u3067\u3059\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u5fa9\u5143\u3055\u308c\u3001MySQL\u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092 MySQL \u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5fa9\u5143\u3057\u305f\u5f8c\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>sudo service mysql start\n<\/code><\/pre>\n\n\n\n<p>MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b\u3068\u3001MySQL \u304c\u518d\u8d77\u52d5\u3055\u308c\u3001\u65b0\u3057\u304f\u5fa9\u5143\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c\u30ed\u30fc\u30c9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001MySQL \u3067\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u5143\u3067\u304d\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u5143\u3059\u308b\u306b\u306f\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u6e96\u5099\u3057\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u505c\u6b62\u3057\u3001MySQL \u30c7\u30fc\u30bf\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306e\u3059\u3079\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3057\u3001MySQL \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u624b\u9806\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u3092 MySQL \u306b\u5fa9\u5143\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fa9\u5143\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u518d\u8d77\u52d5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30ec\u30d3\u30e5\u30fc\u3092\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u3053\u306eMySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001MySQL\u306b\u3064\u3044\u3066\u591a\u304f\u306e\u3053\u3068\u3092\u5b66\u3073\u307e\u3057\u305f\u3002 \u4ee5\u4e0b\u306f\u3001MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30ec\u30d3\u30e5\u30fc\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>MySQL\u306e\u6982\u8981:MySQL\u3068\u306f\u4f55\u304b\u3001\u305d\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b7\u30ca\u30ea\u30aa\u3068\u5229\u70b9\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>MySQL\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u69cb\u6210:MySQL\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u3001MySQL\u74b0\u5883\u5909\u6570\u3092\u69cb\u6210\u3059\u308b\u65b9\u6cd5\u3001MySQL\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u304a\u3088\u3073\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>MySQL\u306e\u57fa\u672c\u6982\u5ff5:\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u3001\u30ec\u30b3\u30fc\u30c9\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u306a\u3069\u3001MySQL\u306e\u57fa\u672c\u6982\u5ff5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30c4\u30fc\u30eb: MySQL Shell\u3001MySQL Workbench\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3 \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306a\u3069\u306e MySQL \u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30c4\u30fc\u30eb\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>SQL \u8a00\u8a9e\u306e\u6982\u8981: SQL \u8a00\u8a9e\u306e\u6982\u8981\u3068\u3001DDL\u3001DML\u3001DCL \u306a\u3069\u306e SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u7a2e\u985e\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>SQL\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u4f7f\u7528:\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u3001\u633f\u5165\u3001\u9078\u629e\u3001\u66f4\u65b0\u3001\u524a\u9664\u306a\u3069\u3001SQL\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04: \u6570\u5024\u578b\u3001\u65e5\u4ed8\u3068\u6642\u523b\u306e\u578b\u3001\u6587\u5b57\u5217\u578b\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u4e00\u610f\u6027\u5236\u7d04\u306a\u3069\u3001MySQL \u306e\u30c7\u30fc\u30bf\u578b\u3068\u5236\u7d04\u3092\u5c0e\u5165\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9 \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316: \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b: EXPLAIN \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u6790\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u96c6\u8a08\u95a2\u6570: COUNT\u3001SUM\u3001AVG\u3001MIN\u3001MAX \u306a\u3069\u306e\u96c6\u8a08\u95a2\u6570\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u5b66\u7fd2\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>GROUP BY \u53e5: GROUP BY \u53e5\u3092\u4f7f\u7528\u3057\u3066\u30af\u30a8\u30ea\u7d50\u679c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>HAVINGG \u53e5: HAVINGG \u53e5\u3092\u4f7f\u7528\u3057\u3066\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30fc\u51e6\u7406\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u7fd2\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u63a5\u7d9a\u30bf\u30a4\u30d7: \u5185\u90e8\u7d50\u5408\u3001\u5de6\u7d50\u5408\u3001\u53f3\u7d50\u5408\u306a\u3069\u306e\u63a5\u7d9a\u30bf\u30a4\u30d7\u306e\u4f7f\u7528\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30b5\u30d6\u30af\u30a8\u30ea: \u30b5\u30d6\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u8907\u96d1\u306a\u30af\u30a8\u30ea\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6982\u5ff5\u3068\u5236\u5fa1: \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u306f\u4f55\u304b\u3001START TRANSACTION\u3001COMMIT\u3001ROLLBACK \u306a\u3069\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u5236\u5fa1\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u7ba1\u7406: GRANT \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3068 REWOKE \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u3092\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u30ea\u30ab\u30d0\u30ea: mysqldump \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066 MySQL \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u65b9\u6cd5\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3053\u306eMySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30ec\u30d3\u30e5\u30fc\u3067\u3059\u3001\u79c1\u306f\u305d\u308c\u304c\u3042\u306a\u305f\u3092\u52a9\u3051\u308b\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059!<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3092\u63a8\u5968\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL \u3092\u5b66\u7fd2\u3059\u308b\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u306e\u63a8\u5968\u4e8b\u9805\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8:MySQL\u306f\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u69cb\u6210\u3001\u4f7f\u7528\u306a\u3069\u3092\u542b\u3080\u8a73\u7d30\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u516c\u5f0f\u306b\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u521d\u5fc3\u8005\u304c\u8aad\u3080\u306e\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb:MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306f\u3001\u57fa\u672c\u7684\u306a\u3082\u306e\u304b\u3089\u9ad8\u5ea6\u306a\u3082\u306e\u307e\u3067\u3059\u3079\u3066\u3092\u30ab\u30d0\u30fc\u3059\u308b\u7121\u6599\u306e\u30aa\u30f3\u30e9\u30a4\u30f3MySQL\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u3059\u3002<\/li>\n\n\n\n<li>W3Schools:W3Schools\u306f\u3001MySQL\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3068\u6f14\u7fd2\u3092\u63d0\u4f9b\u3059\u308b\u4eba\u6c17\u306e\u3042\u308bWeb\u958b\u767a\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30ebWeb\u30b5\u30a4\u30c8\u3067\u3059\u3002<\/li>\n\n\n\n<li>Udemy:Udemy\u306f\u3001\u57fa\u672c\u304b\u3089\u4e0a\u7d1a\u307e\u3067\u3001\u3055\u307e\u3056\u307e\u306aMySQL\u30b3\u30fc\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u6559\u80b2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3059\u3002<\/li>\n\n\n\n<li>Coursera:Coursera\u306f\u3001\u4e16\u754c\u306e\u30c8\u30c3\u30d7\u5927\u5b66\u304c\u6559\u3048\u308bMySQL\u30b3\u30fc\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u6559\u80b2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3059\u3002<\/li>\n\n\n\n<li>Youtube:YouTube\u306b\u306f\u3001\u57fa\u672c\u3001\u4e0a\u7d1a\u3001\u5b9f\u8df5\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u306a\u3069\u3001\u591a\u304f\u306eMySQL\u30d3\u30c7\u30aa\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8981\u3059\u308b\u306b\u3001MySQL\u306e\u5b66\u7fd2\u306b\u306f\u7d99\u7d9a\u7684\u306a\u77e5\u8b58\u3068\u5b9f\u8df5\u7684\u306a\u7d4c\u9a13\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u4e0a\u8a18\u306e\u63a8\u5968\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u306f\u3001\u7406\u8ad6\u7684\u306a\u77e5\u8b58\u3068\u5b9f\u8df5\u7684\u306a\u30b9\u30ad\u30eb\u3092\u5f37\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 MySQL\u306e\u30b9\u30ad\u30eb\u3092\u5b66\u3073\u3001\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5\u3092\u898b\u3064\u3051\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u5e78\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/edu.ujhb.org\/?p=1406\" 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=\"gun tei\"\/><\/figure>\n\n\n\n<p>MySql\u306e\u958b\u767a\u52d5\u5411\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>MySQL\u306f\u5e38\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5206\u91ce\u3067\u975e\u5e38\u306b\u4eba\u6c17\u306e\u3042\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u305d\u306e\u958b\u767a\u50be\u5411\u306f\u7d76\u3048\u305a\u5909\u5316\u3057\u3001\u6539\u5584\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>MySQL \u306e\u50be\u5411\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0:\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6280\u8853\u306e\u666e\u53ca\u3068\u767a\u5c55\u306b\u4f34\u3044\u3001MySQL\u306f\u30af\u30e9\u30a6\u30c9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u65b9\u5411\u306b\u3082\u767a\u5c55\u3057\u59cb\u3081\u3066\u3044\u307e\u3059\u3002 MySQL\u306f\u3001MySQL\u30af\u30e9\u30b9\u30bf\u3001MySQL\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001MySQL\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30e2\u30cb\u30bf\u30fc\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30af\u30e9\u30a6\u30c9\u95a2\u9023\u306e\u6a5f\u80fd\u3068\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u3067MySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7ba1\u7406\u304a\u3088\u3073\u64cd\u4f5c\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n\n\n\n<li>NoSQL\u306e\u30b5\u30dd\u30fc\u30c8:MySQL\u306f\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3060\u3051\u3067\u306a\u304f\u3001NoSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u59cb\u3081\u307e\u3057\u305f\u3002 MySQL \u30d0\u30fc\u30b8\u30e7\u30f3 5.7 \u4ee5\u964d\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c JSON \u5f62\u5f0f\u3067\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u304a\u3088\u3073\u30af\u30a8\u30ea\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b JSON \u30c7\u30fc\u30bf\u578b\u3068\u95a2\u9023\u95a2\u6570\u304c\u63d0\u4f9b\u3055\u308c\u3001MySQL \u306f NoSQL \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u51e6\u7406:MySQL\u3082\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u51e6\u7406\u306e\u65b9\u5411\u306b\u9032\u5316\u3057\u59cb\u3081\u3066\u3044\u307e\u3059\u3002 MySQL 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