OFFSET\/FETCH\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3068\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08\u4eee\uff09<\/title><\/p>\n<style>\n body {\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif;\n line-height: 1.8;\n color: #333;\n max-width: 800px;\n margin: 0 auto;\n padding: 20px;\n }\n h2 {\n border-bottom: 2px solid #0056b3;\n padding-bottom: 10px;\n margin-top: 40px;\n }\n h3 {\n border-left: 5px solid #0056b3;\n padding-left: 10px;\n margin-top: 30px;\n }\n table {\n width: 100%;\n border-collapse: collapse;\n margin: 20px 0;\n }\n th, td {\n border: 1px solid #ddd;\n padding: 12px;\n text-align: left;\n }\n th {\n background-color: #f8f8f8;\n font-weight: bold;\n }\n pre {\n background-color: #f4f4f4;\n padding: 15px;\n border-radius: 5px;\n overflow-x: auto;\n }\n code {\n font-family: \"Courier New\", Courier, monospace;\n background-color: #f4f4f4;\n padding: 2px 4px;\n border-radius: 3px;\n }\n pre code {\n padding: 0;\n background-color: transparent;\n }\n .placeholder {\n text-align: center;\n padding: 40px;\n border: 2px dashed #ccc;\n margin: 20px 0;\n background-color: #fafafa;\n color: #888;\n }\n <\/style>\n<p><\/head><br \/>\n<body><\/p>\n<p>Web\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5f53\u305f\u308a\u524d\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u300c\u6b21\u306e\u30da\u30fc\u30b8\u3078\u300d\u3068\u3044\u3046\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3002\u591a\u304f\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u3001SQL\u306e<code>OFFSET<\/code>\u53e5\u3084<code>LIMIT<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u3053\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u4f7f\u3044\u65b9\u3092\u8aa4\u308b\u3068\u3001\u300c1\u30da\u30fc\u30b8\u76ee\u306b\u8868\u793a\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c2\u30da\u30fc\u30b8\u76ee\u306b\u3082\u91cd\u8907\u3057\u3066\u73fe\u308c\u308b\u300d\u300c\u672c\u6765\u8868\u793a\u3055\u308c\u308b\u3079\u304d\u30c7\u30fc\u30bf\u304c\u3069\u3053\u306b\u3082\u8868\u793a\u3055\u308c\u306a\u3044\u300d\u3068\u3044\u3063\u305f\u3001\u30c7\u30fc\u30bf\u306e\u8868\u793a\u6b20\u843d\u3084\u91cd\u8907\u3092\u62db\u304f\u81f4\u547d\u7684\u306a\u30d0\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u5f97\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u306e\u6838\u5fc3\u306b\u3042\u308b\u306e\u304c\u3001<code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u304c<strong>\u5b89\u5b9a\u7684\uff08Stable\uff09<\/strong>\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3068\u3044\u3046\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30c8\u8a66\u9a13\u3084\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306e\u5348\u5f8c\u554f\u984c\u3067\u3082\u554f\u308f\u308c\u308b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002\u4e00\u898b\u3059\u308b\u3068\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u3066\u3082\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u304c\u767b\u9332\u3055\u308c\u305f\u9014\u7aef\u306b\u30b7\u30b9\u30c6\u30e0\u306f\u7834\u7dbb\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u300c\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u300d\u3068\u300c\u5b89\u5b9a\u30bd\u30fc\u30c8\u300d\u3068\u3044\u3046\u30c6\u30fc\u30de\u3092\u6df1\u6398\u308a\u3057\u307e\u3059\u3002<code>OFFSET<\/code>\/<code>FETCH<\/code>\/<code>LIMIT<\/code>\u53e5\u306e\u57fa\u672c\u7684\u306a\u5f79\u5272\u304b\u3089\u8aac\u304d\u8d77\u3053\u3057\u3001\u306a\u305c\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u91cd\u8907\u304c\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u306e\u304b\u3001\u305d\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u56f3\u89e3\u3068\u5177\u4f53\u7684\u306aSQL\u4f8b\u3067\u5fb9\u5e95\u89e3\u8aac\u3002\u305d\u3057\u3066\u3001\u3044\u304b\u306a\u308b\u30c7\u30fc\u30bf\u304c\u6765\u3066\u3082\u7834\u7dbb\u3057\u306a\u3044\u3001\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u300c\u552f\u4e00\u306e\u539f\u5247\u300d\u3092\u5b66\u3073\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u3001\u66d6\u6627\u3060\u3063\u305f\u77e5\u8b58\u304c\u6574\u7406\u3055\u308c\u3001\u81ea\u4fe1\u3092\u6301\u3063\u3066\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3092\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<hr>\n<h2>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u3068SQL\u69cb\u6587\u2502OFFSET, FETCH, LIMIT\u53e5\u306e\u5f79\u5272<\/h2>\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u30e6\u30fc\u30b6\u30fc\u3078\u898b\u305b\u308b\u306e\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001EC\u30b5\u30a4\u30c8\u306710\u4e07\u70b9\u306e\u5546\u54c1\u30921\u30da\u30fc\u30b8\u306b\u8868\u793a\u3059\u308c\u3070\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u306f\u9045\u304f\u306a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u76ee\u5f53\u3066\u306e\u5546\u54c1\u3092\u63a2\u3059\u3053\u3068\u3059\u3089\u56f0\u96e3\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u4e0d\u53ef\u6b20\u3068\u306a\u308b\u306e\u304c\u3001\u30c7\u30fc\u30bf\u3092\u9069\u5207\u306a\u5358\u4f4d\u306b\u5206\u5272\u3057\u3066\u8868\u793a\u3059\u308b<strong>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406<\/strong>\u3067\u3059\u3002<\/p>\n<h3>\u306a\u305cORDER BY\u304c\u30da\u30fc\u30b8\u30f3\u30b0\u306e\u751f\u547d\u7dda\u306a\u306e\u304b\uff1f<\/h3>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u5b9f\u88c5\u3059\u308b\u969b\u3001\u591a\u304f\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c<code>LIMIT<\/code>\u53e5\uff08\u53d6\u5f97\u4ef6\u6570\u306e\u6307\u5b9a\uff09\u3068<code>OFFSET<\/code>\u53e5\uff08\u958b\u59cb\u4f4d\u7f6e\u306e\u6307\u5b9a\uff09\u3092\u4f7f\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u3053\u3067\u7d76\u5bfe\u306b\u5fd8\u308c\u3066\u306f\u306a\u3089\u306a\u3044\u306e\u304c<strong><code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u9806\u306e\u6307\u5b9a<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u306a\u305c\u306a\u3089\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08RDB\uff09\u306b\u304a\u3044\u3066\u3001<code>ORDER BY<\/code>\u3092\u6307\u5b9a\u3057\u306a\u3044\u9650\u308a\u3001<strong>\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u9806\u5e8f\u306f\u4fdd\u8a3c\u3055\u308c\u306a\u3044<\/strong>\u304b\u3089\u3067\u3059\u3002\u3053\u308c\u306f\u300cDB\u306e\u3054\u6a5f\u5acc\u6b21\u7b2c\u3067\u9806\u756a\u304c\u5909\u308f\u308b\u300d\u3068\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u3082\u3057\u9806\u5e8f\u304c\u4fdd\u8a3c\u3055\u308c\u306a\u3051\u308c\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u300c\u6b21\u306e\u30da\u30fc\u30b8\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u77ac\u9593\u306b\u30c7\u30fc\u30bf\u306e\u4e26\u3073\u9806\u304c\u5909\u308f\u308a\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u5b8c\u5168\u306b\u7834\u7dbb\u3057\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u72b6\u6cc1<\/th>\n<th>\u8eab\u8fd1\u306a\u4f8b\u3048<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><code>ORDER BY<\/code>\u3042\u308a<\/strong><\/td>\n<td>\u300c\u51fa\u5e2d\u756a\u53f7\u9806\u306b\u4e26\u3093\u3067\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u6307\u793a\u3002\u4f55\u5ea6\u4e26\u3073\u76f4\u3057\u3066\u3082\u9806\u756a\u306f\u540c\u3058\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong><code>ORDER BY<\/code>\u306a\u3057<\/strong><\/td>\n<td>\u300c\u9069\u5f53\u306b\u4e26\u3093\u3067\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u6307\u793a\u3002\u4e26\u3076\u305f\u3073\u306b\u9806\u756a\u304c\u30d0\u30e9\u30d0\u30e9\u306b\u306a\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u306e\u300c\u9806\u5e8f\u306e\u4e0d\u5b9a\u6027\u300d\u304c\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306b\u304a\u3044\u3066\u3044\u304b\u306b\u81f4\u547d\u7684\u304b\u3001\u3054\u7406\u89e3\u3044\u305f\u3060\u3051\u305f\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h3>\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308bSQL\u53e5\u306e\u5f79\u5272<\/h3>\n<p>\u3067\u306f\u3001<code>ORDER BY<\/code>\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u4ee3\u8868\u7684\u306aSQL\u53e5\u306e\u5f79\u5272\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u88fd\u54c1\u306b\u3088\u3063\u3066\u4f7f\u3048\u308b\u53e5\u304c\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u6a5f\u80fd\u306f\u307b\u307c\u540c\u3058\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53e5<\/th>\n<th>\u5f79\u5272<\/th>\n<th>\u5bfe\u5fdcDB\uff08\u4f8b\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>LIMIT {\u4ef6\u6570}<\/code><\/td>\n<td>\u53d6\u5f97\u3059\u308b<strong>\u884c\u6570\u3092\u5236\u9650<\/strong>\u3057\u307e\u3059\u3002\u300c1\u30da\u30fc\u30b8\u306b\u4f55\u4ef6\u8868\u793a\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002<\/td>\n<td>MySQL, PostgreSQL<\/td>\n<\/tr>\n<tr>\n<td><code>OFFSET {\u884c\u6570}<\/code><\/td>\n<td>\u6307\u5b9a\u3057\u305f\u884c\u6570\u5206\u3092<strong>\u30b9\u30ad\u30c3\u30d7<\/strong>\u3057\u3066\u304b\u3089\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\u300c\u4f55\u4ef6\u76ee\u304b\u3089\u8868\u793a\u3092\u958b\u59cb\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002<\/td>\n<td>MySQL, PostgreSQL<\/td>\n<\/tr>\n<tr>\n<td><code>FETCH FIRST {\u4ef6\u6570} ROWS ONLY<\/code><\/td>\n<td><code>LIMIT<\/code>\u53e5\u3068\u307b\u307c\u540c\u3058\u5f79\u5272\u3092\u6301\u3064\u6a19\u6e96SQL\u306e\u69cb\u6587\u3067\u3059\u3002<\/td>\n<td>Oracle, DB2, PostgreSQL<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u3010SQL\u30b3\u30fc\u30c9\u4f8b\uff1a3\u30da\u30fc\u30b8\u76ee\u309210\u4ef6\u8868\u793a\u3059\u308b\u5834\u5408\u3011<\/h4>\n<p><code>OFFSET<\/code>\u3092\u4f7f\u3063\u305f\u4e00\u822c\u7684\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306eSQL\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u30023\u30da\u30fc\u30b8\u76ee\u3068\u3044\u3046\u3053\u3068\u306f\u3001(3-1)\u30da\u30fc\u30b8 \u00d7 10\u4ef6 = 20\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3066\u3001\u305d\u3053\u304b\u308910\u4ef6\u53d6\u5f97\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code>-- \u793e\u54e1\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001\u7d66\u4e0e(salary)\u304c\u9ad8\u3044\u9806\u306b\u4e26\u3079\u66ff\u3048\n-- 3\u30da\u30fc\u30b8\u76ee\uff0821\u4ef6\u76ee\uff5e30\u4ef6\u76ee\uff09\u306e10\u4ef6\u3092\u53d6\u5f97\u3059\u308b\n\nSELECT\n employee_id,\n employee_name,\n salary\nFROM\n employees\nORDER BY\n salary DESC -- \u2605 \u307e\u305a\u306f\u5fc5\u305a\u4e26\u3073\u9806\u3092\u56fa\u5b9a\u3059\u308b\nLIMIT\n 10 -- \u2605 \u305d\u3053\u304b\u308910\u4ef6\u53d6\u5f97\u3059\u308b\nOFFSET\n 20; -- \u2605 \u6700\u521d\u306e20\u4ef6\u306f\u30b9\u30ad\u30c3\u30d7\u3059\u308b<\/code><\/pre>\n<p>\u3053\u306e<code>ORDER BY<\/code>, <code>LIMIT<\/code>, <code>OFFSET<\/code>\u306e3\u70b9\u30bb\u30c3\u30c8\u304c\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u5f62\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5b9f\u306f\u3053\u306eSQL\u306b\u3082\u307e\u3060\u91cd\u5927\u306a\u6b20\u9665\u304c\u6f5c\u3093\u3067\u3044\u307e\u3059\u3002\u6b21\u306e\u7ae0\u3067\u3001\u3053\u306e\u30b3\u30fc\u30c9\u304c\u306a\u305c\u5371\u967a\u306a\u306e\u304b\u3001\u305d\u306e\u6838\u5fc3\u306b\u8feb\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<hr>\n<h2>\u306a\u305c\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u5d29\u308c\u308b\u306e\u304b\uff1f\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08Stable Sort\uff09\u306e\u91cd\u8981\u6027<\/h2>\n<p>\u524d\u306e\u7ae0\u3067\u898b\u305f<code>ORDER BY salary DESC, LIMIT 10, OFFSET 20<\/code>\u3068\u3044\u3046SQL\u306f\u3001\u4e00\u898b\u3059\u308b\u3068\u5b8c\u74a7\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306b\u898b\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u3001<strong>\u30bd\u30fc\u30c8\u30ad\u30fc\u3067\u3042\u308b<code>salary<\/code>\u306b\u540c\u984d\u306e\u30c7\u30fc\u30bf\u304c\u5b58\u5728\u3057\u305f\u77ac\u9593<\/strong>\u3001\u3053\u306e\u30b3\u30fc\u30c9\u306f\u30c7\u30fc\u30bf\u91cd\u8907\u3084\u6b20\u843d\u3092\u5f15\u304d\u8d77\u3053\u3059\u6642\u9650\u7206\u5f3e\u3078\u3068\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u73fe\u8c61\u3092\u7406\u89e3\u3059\u308b\u9375\u304c\u3001<strong>\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08Stable Sort\uff09<\/strong>\u3067\u3059\u3002<\/p>\n<h3>\u554f\u984c\u306e\u6838\u5fc3\uff1a\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u91cd\u8907\u304c\u5f15\u304d\u8d77\u3053\u3059\u9806\u5e8f\u306e\u4e0d\u78ba\u5b9a\u6027<\/h3>\n<p>SQL\u306e<code>ORDER BY<\/code>\u53e5\u306f\u3001\u30ad\u30fc\u304c\u91cd\u8907\u3059\u308b\u30c7\u30fc\u30bf\u9593\u306e\u9806\u5e8f\u3092\u4fdd\u8a3c\u3057\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001\u300c\u7d66\u4e0e\u304c\u9ad8\u3044\u9806\u300d\u3068\u547d\u4ee4\u3057\u3066\u3082\u3001\u7d66\u4e0e\u304c\u5168\u304f\u540c\u305830\u4e07\u5186\u306e\u793e\u54e1A, B, C\u304c\u3044\u305f\u5834\u5408\u3001\u3053\u306e3\u540d\u304c<code>A,B,C<\/code>\u306e\u9806\u3067\u8fd4\u3063\u3066\u304f\u308b\u304b\u3001<code>C,A,B<\/code>\u306e\u9806\u3067\u8fd4\u3063\u3066\u304f\u308b\u304b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5185\u90e8\u7684\u306a\u52d5\u4f5c\uff08\u5b9f\u884c\u8a08\u753b\u306a\u3069\uff09\u306b\u4f9d\u5b58\u3057\u3001\u5b9f\u884c\u306e\u305f\u3073\u306b\u5909\u52d5\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u304c\u300c<strong>\u30bd\u30fc\u30c8\u304c\u5b89\u5b9a\u7684\u3067\u306a\u3044<\/strong>\u300d\u72b6\u614b\u3067\u3059\u3002<\/p>\n<h3>\u300c\u5b89\u5b9a\u30bd\u30fc\u30c8\u300d\u3068\u306f\u4f55\u304b\uff1f\u8eab\u8fd1\u306a\u30c8\u30e9\u30f3\u30d7\u306e\u4f8b<\/h3>\n<p>\u5b89\u5b9a\u30bd\u30fc\u30c8\u3068\u306f\u3001\u300c<strong>\u30bd\u30fc\u30c8\u30ad\u30fc\u304c\u540c\u3058\u5024\u3092\u6301\u3064\u30c7\u30fc\u30bf\u540c\u58eb\u306e\u3001\u30bd\u30fc\u30c8\u524d\u306b\u304a\u3051\u308b\u9806\u5e8f\u304c\u3001\u30bd\u30fc\u30c8\u5f8c\u3082\u7dad\u6301\u3055\u308c\u308b<\/strong>\u300d\u3068\u3044\u3046\u6027\u8cea\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u8a00\u8449\u3067\u306f\u96e3\u3057\u3044\u306e\u3067\u3001\u30c8\u30e9\u30f3\u30d7\u3067\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u624b\u5143\u306b\u300c♠7, ♥K, ♦7, ♣A\u300d\u306e4\u679a\u306e\u30ab\u30fc\u30c9\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u307e\u305a\u300c\u6570\u5b57\u300d\u3067\u30bd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<div class=\"placeholder\"><\/div>\n<ul>\n<li><strong>\u4e0d\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8 (Unstable Sort)<\/strong>\n<ul>\n<li>\u7d50\u679c\uff1a<code>♦7, ♠7, ♥K, ♣A<\/code><\/li>\n<li>\u30bd\u30fc\u30c8\u30ad\u30fc\u3067\u3042\u308b\u300c7\u300d\u306f\u540c\u3058\u3067\u3059\u304c\u3001\u5143\u306e\u9806\u5e8f\uff08♠7\u304c\u5148\u3001♦7\u304c\u5f8c\uff09\u304c\u5165\u308c\u66ff\u308f\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8 (Stable Sort)<\/strong>\n<ul>\n<li>\u7d50\u679c\uff1a<code>♠7, ♦7, ♥K, ♣A<\/code><\/li>\n<li>\u300c7\u300d\u540c\u58eb\u306e\u5143\u306e\u9806\u5e8f\uff08♠7\u304c\u5148\u3001♦7\u304c\u5f8c\uff09\u304c\u3001\u30bd\u30fc\u30c8\u5f8c\u3082\u304d\u3061\u3093\u3068\u7dad\u6301\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>SQL\u306e<code>ORDER BY<\/code>\u306f\u3001\u5358\u4e00\u306e\u30ad\u30fc\u3060\u3051\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u3053\u306e\u5b89\u5b9a\u6027\u3092\u4fdd\u8a3c\u3057\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n<h3>\u30da\u30fc\u30b8\u30f3\u30b0\u304c\u5d29\u58ca\u3059\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3010\u56f3\u89e3\u3011<\/h3>\n<p>\u3067\u306f\u3001\u3053\u306e\u4e0d\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8\u304c\u3001\u3069\u306e\u3088\u3046\u306b\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u7834\u58ca\u3059\u308b\u306e\u304b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>\u3010\u30b7\u30ca\u30ea\u30aa\u3011<\/h4>\n<ul>\n<li><strong>\u30c6\u30fc\u30d6\u30eb<\/strong>: \u793e\u54e1\u30c6\u30fc\u30d6\u30eb<\/li>\n<li><strong>\u8981\u4ef6<\/strong>: \u7d66\u4e0e\uff08<code>salary<\/code>\uff09\u304c\u9ad8\u3044\u9806\u306b\u30011\u30da\u30fc\u30b82\u4ef6\u305a\u3064\u8868\u793a\u3059\u308b<\/li>\n<li><strong>\u30c7\u30fc\u30bf<\/strong>: \u540c\u984d\u7d66\u4e0e\uff08280\u4e07\u5186\uff09\u306e\u793e\u54e1\u304c\u8907\u6570\u5b58\u5728\u3059\u308b<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>employee_id<\/th>\n<th>employee_name<\/th>\n<th>salary<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>300<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>\u9234\u6728<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>250<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u30101\u30da\u30fc\u30b8\u76ee\u306e\u8868\u793a\u8981\u6c42\u3011 (<code>OFFSET 0<\/code>)<\/h4>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c1\u30da\u30fc\u30b8\u76ee\u306b\u30a2\u30af\u30bb\u30b9\u3002DB\u306f<code>ORDER BY salary DESC<\/code>\u3092\u5b9f\u884c\u3057\u3001\u6c17\u307e\u3050\u308c\u306b\u4ee5\u4e0b\u306e\u9806\u5e8f\u3092\u751f\u6210\u3057\u3066\u3001\u982d\u304b\u30892\u4ef6\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n<strong>DB\u5185\u90e8\u306e\u9806\u5e8f<\/strong>: <code>\u4f50\u85e4(300)<\/code> \u2192 <code>\u9234\u6728(280)<\/code> \u2192 <code>\u9ad8\u6a4b(280)<\/code> \u2192 <code>\u7530\u4e2d(280)<\/code> \u2192 <code>\u4f0a\u85e4(250)<\/code><br \/>\n<strong>\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u8868\u793a<\/strong>: 1. \u4f50\u85e4 (300), 2. \u9234\u6728 (280)<\/p>\n<h4>\u30102\u30da\u30fc\u30b8\u76ee\u306e\u8868\u793a\u8981\u6c42\u3011 (<code>OFFSET 2<\/code>)<\/h4>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u300c\u6b21\u3078\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3002\u518d\u3073DB\u306f<code>ORDER BY salary DESC<\/code>\u3092\u5b9f\u884c\u3057\u307e\u3059\u304c\u3001\u4eca\u5ea6\u306f<strong>\u5225\u306e\u9806\u5e8f\u3092\u751f\u6210<\/strong>\u3057\u3066\u3057\u307e\u3044\u307e\u3059\uff08280\u4e07\u5186\u306e\u793e\u54e1\u306e\u9806\u5e8f\u304c\u5165\u308c\u66ff\u308f\u3063\u305f\uff09\u3002<br \/>\n<strong>DB\u5185\u90e8\u306e\u9806\u5e8f<\/strong>: <code>\u4f50\u85e4(300)<\/code> \u2192 <code>\u9ad8\u6a4b(280)<\/code> \u2192 <code>\u9234\u6728(280)<\/code> \u2192 <code>\u7530\u4e2d(280)<\/code> \u2192 <code>\u4f0a\u85e4(250)<\/code><br \/>\n<strong>\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u8868\u793a<\/strong>: \uff08\u5148\u982d2\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3066\uff09 <strong>3. \u9234\u6728 (280)<\/strong>, <strong>4. \u7530\u4e2d (280)<\/strong><\/p>\n<h4>\u3010\u767a\u751f\u3057\u305f\u554f\u984c\u3011<\/h4>\n<ul>\n<li><strong>\u30c7\u30fc\u30bf\u91cd\u8907<\/strong>: <code>\u9234\u6728\u3055\u3093<\/code>\u304c1\u30da\u30fc\u30b8\u76ee\u30682\u30da\u30fc\u30b8\u76ee\u306e\u4e21\u65b9\u306b\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u6b20\u843d<\/strong>: <code>\u9ad8\u6a4b\u3055\u3093<\/code>\u306f\u3001\u672c\u6765\u8868\u793a\u3055\u308c\u308b\u3079\u304d\u3060\u3063\u305f\u306b\u3082\u95a2\u308f\u3089\u305a\u3001\u3069\u3053\u306b\u3082\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/li>\n<\/ul>\n<div class=\"placeholder\"><\/div>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30da\u30fc\u30b8\u3092\u3081\u304f\u308b\u3068\u3044\u3046<strong>\u5225\u3005\u306eSQL\u5b9f\u884c\u306e\u9593\u3067<code>ORDER BY<\/code>\u306e\u7d50\u679c\u9806\u5e8f\u306b\u4e00\u8cab\u6027\u304c\u306a\u3044<\/strong>\u305f\u3081\u3001OFFSET\uff08\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u884c\u6570\uff09\u306e\u57fa\u6e96\u304c\u305a\u308c\u3066\u3057\u307e\u3044\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u304c\u5d29\u58ca\u3059\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306fWeb\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u63fa\u308b\u304c\u3059\u81f4\u547d\u7684\u306a\u4e0d\u5177\u5408\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p><\/body><br \/>\n<\/html><\/p>\n<h2>\u552f\u4e00\u306e\u89e3\u6c7a\u7b56\uff1aORDER BY\u53e5\u3067\u30bd\u30fc\u30c8\u9806\u3092\u4e00\u610f\u306b\u78ba\u5b9a\u3055\u305b\u308b\u65b9\u6cd5<\/h2>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u304c\u5d29\u58ca\u3059\u308b\u6839\u672c\u539f\u56e0\u306f\u3001<code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u7d50\u679c\u304c\u4e00\u610f\u306b\u5b9a\u307e\u3089\u306a\u3044\u300c\u4e0d\u5b89\u5b9a\u3055\u300d\u306b\u3042\u308a\u307e\u3057\u305f\u3002\u306a\u3089\u3070\u3001\u89e3\u6c7a\u7b56\u306f\u305f\u3060\u4e00\u3064\u3002<strong>\u3044\u304b\u306a\u308b\u72b6\u6cc1\u3067\u3082\u30bd\u30fc\u30c8\u9806\u5e8f\u304c\u4e00\u610f\u306b\u5b9a\u307e\u308b\u3088\u3046\u306b<code>ORDER BY<\/code>\u53e5\u3092\u8a18\u8ff0\u3059\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p>\n<h3>\u5b89\u5b9a\u30bd\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b\u7d76\u5bfe\u7684\u306a\u539f\u5247<\/h3>\n<p>\u305d\u306e\u539f\u5247\u3068\u306f\u3001\u300c<strong><code>ORDER BY<\/code>\u53e5\u306e\u6307\u5b9a\u5217\u306b\u3001\u6700\u7d42\u7684\u306b\u7d50\u679c\u30bb\u30c3\u30c8\u306e\u9806\u5e8f\u3092\u30e6\u30cb\u30fc\u30af\uff08\u4e00\u610f\uff09\u306b\u6c7a\u5b9a\u3067\u304d\u308b\u5217\u3092\u8ffd\u52a0\u3059\u308b<\/strong>\u300d\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u3053\u308c\u306f\u30c6\u30fc\u30d6\u30eb\u306e<strong>\u4e3b\u30ad\u30fc\uff08Primary Key\uff09<\/strong>\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u4e3b\u30ad\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u3067\u5fc5\u305a\u30e6\u30cb\u30fc\u30af\u306a\u5024\u3092\u6301\u3064\u305f\u3081\u3001\u305d\u308c\u3092\u542b\u3081\u3066\u30bd\u30fc\u30c8\u3059\u308c\u3070\u3001\u305f\u3068\u3048\u4ed6\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\uff08\u7d66\u4e0e\u3001\u66f4\u65b0\u65e5\u6642\u306a\u3069\uff09\u304c\u91cd\u8907\u3057\u3066\u3044\u3066\u3082\u3001\u6700\u7d42\u7684\u306a\u8868\u793a\u9806\u5e8f\u306f\u5e38\u306b\u4e00\u610f\u306b\u78ba\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u9806\u5e8f\u304c\u5e38\u306b\u540c\u3058\u3067\u3042\u308c\u3070\u3001\u4f55\u5ea6SQL\u3092\u5b9f\u884c\u3057\u3066\u3082<code>OFFSET<\/code>\u3067\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u884c\u306e\u5185\u5bb9\u306f\u5909\u52d5\u305b\u305a\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u6b63\u3057\u304f\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<h3>\u5177\u4f53\u7684\u306aSQL\u4fee\u6b63\u4f8b\uff1a\u4e3b\u30ad\u30fc\u3092\u7b2c2\u30bd\u30fc\u30c8\u30ad\u30fc\u306b\u8ffd\u52a0\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u524d\u306e\u7ae0\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305fSQL\u3092\u4fee\u6b63\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<code>employees<\/code>\u30c6\u30fc\u30d6\u30eb\u306e\u4e3b\u30ad\u30fc\u306f<code>employee_id<\/code>\u3067\u3042\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n<h4>\u3010\u554f\u984c\u304c\u3042\u3063\u305fSQL\u3011<\/h4>\n<pre><code>-- \u7d66\u4e0e\u304c\u540c\u3058\u3060\u3068\u9806\u5e8f\u304c\u4e0d\u5b9a\u306b\u306a\u308b\nSELECT employee_id, employee_name, salary\nFROM employees\nORDER BY salary DESC\nLIMIT 2 OFFSET 2;<\/code><\/pre>\n<h4>\u3010\u4fee\u6b63\u5f8c\u306eSQL\u3011<\/h4>\n<pre><code>-- \u7d66\u4e0e\u304c\u540c\u3058\u5834\u5408\u306f\u3001employee_id\u306e\u6607\u9806\u3067\u4e26\u3079\u308b\nSELECT employee_id, employee_name, salary\nFROM employees\nORDER BY\n salary DESC, -- \u7b2c1\u30bd\u30fc\u30c8\u30ad\u30fc\uff1a\u7d66\u4e0e\n employee_id ASC -- \u7b2c2\u30bd\u30fc\u30c8\u30ad\u30fc\uff1a\u4e3b\u30ad\u30fc\nLIMIT 2 OFFSET 2;<\/code><\/pre>\n<p>\u3053\u306e<code>employee_id ASC<\/code>\u3068\u3044\u3046\u4e00\u884c\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001SQL\u306f\u7d76\u5bfe\u7684\u306a\u5b89\u5b9a\u6027\u3092\u624b\u306b\u5165\u308c\u307e\u3059\u3002<\/p>\n<h3>\u4fee\u6b63\u5f8cSQL\u306b\u3088\u308b\u6b63\u3057\u3044\u30da\u30fc\u30b8\u30f3\u30b0\u52d5\u4f5c\u306e\u691c\u8a3c<\/h3>\n<p>\u540c\u3058\u30c7\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u3001\u4fee\u6b63\u5f8c\u306eSQL\u304c\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u304b\u3092\u8ffd\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>employee_id<\/th>\n<th>employee_name<\/th>\n<th>salary<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>300<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>\u9234\u6728<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>250<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u3010DB\u5185\u90e8\u3067\u78ba\u5b9a\u3059\u308b\u552f\u4e00\u306e\u9806\u5e8f\u3011<\/h4>\n<p><code>ORDER BY salary DESC, employee_id ASC<\/code>\u306b\u3088\u308a\u3001DB\u5185\u90e8\u306e\u9806\u5e8f\u306f<strong>\u5e38\u306b<\/strong>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u78ba\u5b9a\u3057\u307e\u3059\u3002\u7d66\u4e0e\u304c280\u3067\u540c\u3058\u300c\u9234\u6728\u3001\u9ad8\u6a4b\u3001\u7530\u4e2d\u300d\u306f\u3001<code>employee_id<\/code>\u306e\u6607\u9806\uff082, 3, 4\uff09\u3067\u4e26\u3073\u307e\u3059\u3002<\/p>\n<blockquote>\n<p><strong>\u78ba\u5b9a\u3057\u305f\u9806\u5e8f<\/strong>:<br \/>\n 1. \u4f50\u85e4 (salary: 300, id: 1)<br \/>\n 2. \u9234\u6728 (salary: 280, id: 2)<br \/>\n 3. \u9ad8\u6a4b (salary: 280, id: 3)<br \/>\n 4. \u7530\u4e2d (salary: 280, id: 4)<br \/>\n 5. \u4f0a\u85e4 (salary: 250, id: 5)<\/p>\n<\/blockquote>\n<h4>\u3010\u30da\u30fc\u30b8\u30a2\u30af\u30bb\u30b9\u6642\u306e\u52d5\u4f5c\u3011<\/h4>\n<ul>\n<li><strong>1\u30da\u30fc\u30b8\u76ee (<code>OFFSET 0<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u304b\u3089\u5148\u982d2\u4ef6 <code>[\u4f50\u85e4, \u9234\u6728]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<li><strong>2\u30da\u30fc\u30b8\u76ee (<code>OFFSET 2<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u306e\u5148\u982d2\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3001\u6b21\u306e2\u4ef6 <code>[\u9ad8\u6a4b, \u7530\u4e2d]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<li><strong>3\u30da\u30fc\u30b8\u76ee (<code>OFFSET 4<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u306e\u5148\u982d4\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3001\u6b21\u306e1\u4ef6 <code>[\u4f0a\u85e4]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<\/ul>\n<p>\u7d50\u679c\u3001\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3084\u6b20\u843d\u306f\u4e00\u5207\u767a\u751f\u3057\u307e\u305b\u3093\u3002\u5b9f\u52d9\u306b\u304a\u3044\u3066\u306f\u3001\u300c\u66f4\u65b0\u65e5\u6642\u9806\u300d\u300c\u767b\u9332\u65e5\u6642\u9806\u300d\u306a\u3069\u3067\u4e26\u3073\u66ff\u3048\u308b\u8981\u4ef6\u304c\u983b\u51fa\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u30ab\u30e9\u30e0\u3082\u5024\u304c\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u306f\u5341\u5206\u306b\u3042\u308a\u307e\u3059\u3002\u3069\u306e\u3088\u3046\u306a\u5834\u5408\u3067\u3082\u3001<strong>\u30bd\u30fc\u30c8\u6761\u4ef6\u306e\u6700\u5f8c\u306b\u4e3b\u30ad\u30fc\u3092\u8ffd\u52a0\u3059\u308b<\/strong>\u3053\u3068\u3092\u5fb9\u5e95\u3059\u308c\u3070\u3001\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr>\n<h2>\u767a\u5c55\uff1aOFFSET\u53e5\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3068\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u3044\u3046\u9078\u629e\u80a2<\/h2>\n<p>\u5b89\u5b9a\u30bd\u30fc\u30c8\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u3001\u3053\u308c\u3067\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306f\u5b8c\u74a7\u306b\u898b\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001<code>OFFSET<\/code>\u53e5\u305d\u306e\u3082\u306e\u304c**\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af**\u306b\u306a\u308b\u3068\u3044\u3046\u3001\u3082\u3046\u4e00\u3064\u306e\u5927\u304d\u306a\u8ab2\u984c\u304c\u5f85\u3061\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>OFFSET\u53e5\u304c\u62b1\u3048\u308b\u300c\u8aad\u307f\u6368\u3066\u300d\u306e\u975e\u52b9\u7387<\/h3>\n<p><code>OFFSET 10000<\/code>\u3068\u3044\u3046SQL\u306f\u3001\u300c\u5148\u982d\u304b\u308910001\u4ef6\u76ee\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u305b\u3088\u300d\u3068\u3044\u3046\u547d\u4ee4\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u90e8\u3067\u306f\u3001\u300c<strong>\u307e\u305a10000\u4ef6\u306e\u30c7\u30fc\u30bf\u3092\u5f8b\u5100\u306b\u8aad\u307f\u8fbc\u307f\u3001\u305d\u308c\u3092\u3059\u3079\u3066\u6368\u3066\u305f\u5f8c\u3001\u6b21\u306e\u884c\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u59cb\u3081\u308b<\/strong>\u300d\u3068\u3044\u3046\u975e\u5e38\u306b\u975e\u52b9\u7387\u306a\u52d5\u4f5c\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u672c\u3092\u300c201\u30da\u30fc\u30b8\u76ee\u304b\u3089\u8aad\u3093\u3067\u300d\u3068\u8a00\u308f\u308c\u305f\u3068\u304d\u3001\u5b9f\u969b\u306b1\u30da\u30fc\u30b8\u76ee\u304b\u3089200\u30da\u30fc\u30b8\u76ee\u307e\u3067\u3092\u30d1\u30e9\u30d1\u30e9\u3068\u624b\u3067\u3081\u304f\u3063\u3066\u3044\u304f\u4f5c\u696d\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u30da\u30fc\u30b8\u756a\u53f7\u304c\u5927\u304d\u304f\u306a\u308c\u3070\u306a\u308b\u307b\u3069\u3001\u3053\u306e\u300c\u8aad\u307f\u6368\u3066\u300d\u306e\u30b3\u30b9\u30c8\u306f\u5897\u5927\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u306f\u8457\u3057\u304f\u60aa\u5316\u3057\u307e\u3059\u3002<\/p>\n<div class=\"placeholder\"><\/div>\n<p>\u7279\u306b\u3001SNS\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u306e\u3088\u3046\u306a\u300c\u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u300d\u3092\u5b9f\u88c5\u3059\u308b\u5834\u5408\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u7d9a\u3051\u308b\u3068<code>OFFSET<\/code>\u306e\u5024\u306f\u6570\u4e07\u3001\u6570\u5341\u4e07\u306b\u9054\u3057\u3001\u3044\u305a\u308c\u30b7\u30b9\u30c6\u30e0\u306f\u5fdc\u7b54\u4e0d\u80fd\u306b\u9665\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>\u4ee3\u66ff\u6848\uff1a\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\uff08\u30ad\u30fc\u30b9\u30a8\u30c3\u30c8\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\uff09<\/h3>\n<p>\u3053\u306e<code>OFFSET<\/code>\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u5f37\u529b\u306a\u624b\u6cd5\u304c\u3001<strong>\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/strong>\uff08\u30b7\u30fc\u30af\u6cd5\u3084\u30ad\u30fc\u30b9\u30a8\u30c3\u30c8\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u3082\u547c\u3070\u308c\u307e\u3059\uff09\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u300cN\u4ef6\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u300d\u3068\u3044\u3046\u767a\u60f3\u3092\u6368\u3066\u3001\u300c<strong>\u524d\u56de\u53d6\u5f97\u3057\u305f\u6700\u5f8c\u306e\u884c\u306e\u3001\u6b21\u306e\u884c\u304b\u3089N\u4ef6\u53d6\u5f97\u3059\u308b<\/strong>\u300d\u3068\u3044\u3046\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u53d6\u308a\u307e\u3059\u3002<code>OFFSET<\/code>\u306e\u4ee3\u308f\u308a\u306b<code>WHERE<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u53d6\u5f97\u958b\u59cb\u4f4d\u7f6e\u3092\u6307\u5b9a\u3059\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<p><strong>\u3010\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3011<\/strong><\/p>\n<ol>\n<li><strong>1\u30da\u30fc\u30b8\u76ee\u306e\u8981\u6c42<\/strong>: \u901a\u5e38\u901a\u308a<code>ORDER BY ... LIMIT N<\/code>\u3067\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54<\/strong>: \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3068\u5171\u306b\u3001<strong>\u300c\u6700\u5f8c\u306e\u884c\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u5024\uff08\u30ab\u30fc\u30bd\u30eb\uff09\u300d<\/strong>\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u8fd4\u3057\u307e\u3059\u3002\uff08\u4f8b\uff1a<code>salary=280, employee_id=3<\/code>\uff09<\/li>\n<li><strong>2\u30da\u30fc\u30b8\u76ee\u306e\u8981\u6c42<\/strong>: \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001\u53d7\u3051\u53d6\u3063\u305f\u30ab\u30fc\u30bd\u30eb\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u542b\u3081\u3066\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u306e\u51e6\u7406<\/strong>: <code>WHERE<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u3001\u300c\u30ab\u30fc\u30bd\u30eb\uff08\u7d66\u4e0e280\u3001ID 3\uff09\u3088\u308a\u5f8c\u300d\u306e\u30c7\u30fc\u30bf\u3092\u691c\u7d22\u3057\u3001\u305d\u3053\u304b\u3089N\u4ef6\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u65b9\u6cd5\u306a\u3089\u3001\u4f55\u30da\u30fc\u30b8\u76ee\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3082DB\u306f\u5e38\u306b\u52b9\u7387\u7684\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30b9\u30ad\u30e3\u30f3\u3092\u5b9f\u884c\u3067\u304d\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u300c\u8aad\u307f\u6368\u3066\u300d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>OFFSET\u65b9\u5f0f\u3068\u30ab\u30fc\u30bd\u30eb\u65b9\u5f0f\u306e\u6bd4\u8f03<\/h3>\n<p>\u3069\u3061\u3089\u306e\u65b9\u5f0f\u306b\u3082\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u9069\u5207\u306b\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>OFFSET\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/th>\n<th>\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong><\/td>\n<td>\u5f8c\u308d\u306e\u30da\u30fc\u30b8\u307b\u3069\u9045\u304f\u306a\u308b 🐢<\/td>\n<td>\u5e38\u306b\u4e00\u5b9a\u3067\u9ad8\u901f 🚀<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b9f\u88c5\u306e\u5bb9\u6613\u3055<\/strong><\/td>\n<td>\u975e\u5e38\u306b\u7c21\u5358<\/td>\n<td><code>WHERE<\/code>\u53e5\u306e\u6761\u4ef6\u304c\u3084\u3084\u8907\u96d1\u306b\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6a5f\u80fd\u7684\u5236\u7d04<\/strong><\/td>\n<td>\u300c5\u30da\u30fc\u30b8\u76ee\u3078\u300d\u306e\u3088\u3046\u306a\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u304c\u53ef\u80fd<\/td>\n<td>\u300c\u6b21\u3078\u300d\u300c\u524d\u3078\u300d\u306f\u5f97\u610f\u3060\u304c\u3001\u7279\u5b9a\u30da\u30fc\u30b8\u3078\u306e\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u306f\u5b9f\u88c5\u56f0\u96e3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e00\u822c\u7684\u306aWeb\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u753b\u9762\u3084\u3001\u4ef6\u6570\u304c\u305d\u308c\u307b\u3069\u591a\u304f\u306a\u3044\u63b2\u793a\u677f\u306a\u3069\u3067\u306f\u624b\u8efd\u306a<code>OFFSET<\/code>\u65b9\u5f0f\u3067\u5341\u5206\u306a\u5834\u5408\u3082\u591a\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u8a08\u3084\u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u306e\u5b9f\u88c5\u306a\u3069\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u91cd\u8996\u3055\u308c\u308b\u5834\u9762\u3067\u306f\u3001\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u63a1\u7528\u3092\u691c\u8a0e\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u3002<\/p>\n<h2>\u307e\u3068\u3081\uff1a\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u8a66\u9a13\u5bfe\u7b56<\/h2>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001SQL\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u304b\u3089\u3001\u5b89\u5b9a\u30bd\u30fc\u30c8\u306e\u91cd\u8981\u6027\u3001\u3055\u3089\u306b\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306b\u81f3\u308b\u307e\u3067\u3092\u6df1\u6398\u308a\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u4e00\u898b\u5358\u7d14\u306b\u898b\u3048\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u306b\u306f\u3001\u300c<strong>\u30bd\u30fc\u30c8\u306e\u4e0d\u5b89\u5b9a\u6027\u306b\u3088\u308b\u30c7\u30fc\u30bf\u4e0d\u6574\u5408<\/strong>\u300d\u3068\u300c<strong><code>OFFSET<\/code>\u53e5\u306b\u3088\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u52a3\u5316<\/strong>\u300d\u3068\u3044\u3046\u3001\u4e8c\u3064\u306e\u5927\u304d\u306a\u843d\u3068\u3057\u7a74\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3092\u7406\u89e3\u3044\u305f\u3060\u3051\u305f\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u3053\u308c\u3089\u306e\u77e5\u8b58\u3092\u5b9f\u52d9\u3084\u8cc7\u683c\u8a66\u9a13\u3067\u6d3b\u304b\u3059\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u8981\u70b9\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n<h3>\u5b9f\u88c5\u524d\u306b\u78ba\u8a8d\u3057\u305f\u3044\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u9805\u76ee\u3092\u5e38\u306b\u81ea\u554f\u81ea\u7b54\u3059\u308b\u7656\u3092\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><strong>[ ] <code>ORDER BY<\/code>\u53e5\u306f\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\uff1f<\/strong><br \/>\n \u3053\u308c\u304c\u306a\u3051\u308c\u3070\u3001\u30da\u30fc\u30b8\u3092\u3081\u304f\u308b\u305f\u3073\u306b\u9806\u5e8f\u304c\u5909\u308f\u308a\u3001\u8a71\u306b\u306a\u308a\u307e\u305b\u3093\u3002<\/li>\n<li><strong>[ ] <code>ORDER BY<\/code>\u53e5\u306e\u30ad\u30fc\u306f\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\uff1f<\/strong><br \/>\n <code>created_at<\/code>\uff08\u4f5c\u6210\u65e5\u6642\uff09\u3084 <code>price<\/code>\uff08\u4fa1\u683c\uff09\u306a\u3069\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6307\u5b9a\u3059\u308b\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u3001\u307b\u307c\u5168\u3066\u91cd\u8907\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li><strong>[ ] \u30bd\u30fc\u30c8\u30ad\u30fc\u304c\u91cd\u8907\u3059\u308b\u5834\u5408\u3001\u9806\u5e8f\u3092\u4e00\u610f\u306b\u6c7a\u3081\u308b\u5217\uff08\u4e3b\u30ad\u30fc\u306a\u3069\uff09\u3092\u672b\u5c3e\u306b\u8ffd\u52a0\u3057\u305f\u304b\uff1f<\/strong><br \/>\n \u3053\u308c\u304c\u5b89\u5b9a\u30bd\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b<strong>\u552f\u4e00\u306e\u539f\u5247<\/strong>\u3067\u3059\u3002\uff08\u4f8b: <code>ORDER BY created_at DESC, post_id ASC<\/code>\uff09<\/li>\n<li><strong>[ ] <code>OFFSET<\/code>\u53e5\u306b\u3088\u308b\u6027\u80fd\u52a3\u5316\u306f\u8a31\u5bb9\u7bc4\u56f2\u304b\uff1f<\/strong><br \/>\n \u60f3\u5b9a\u3055\u308c\u308b\u6700\u5927\u30c7\u30fc\u30bf\u4ef6\u6570\u3068\u6700\u5927\u30da\u30fc\u30b8\u6570\u3092\u8003\u616e\u3057\u307e\u3057\u3087\u3046\u3002\u6570\u5343\u4ef6\u7a0b\u5ea6\u306a\u3089\u554f\u984c\u306b\u306a\u3089\u306a\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u6570\u5341\u4e07\u4ef6\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u8981\u6ce8\u610f\u3067\u3059\u3002<\/li>\n<li><strong>[ ] \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u304c\u53b3\u3057\u3044\u5834\u5408\u3001\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3092\u691c\u8a0e\u3057\u305f\u304b\uff1f<\/strong><br \/>\n \u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u3001\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u6271\u3046API\u306a\u3069\u3067\u306f\u3001\u30ab\u30fc\u30bd\u30eb\u65b9\u5f0f\u304c\u6a19\u6e96\u7684\u306a\u89e3\u6c7a\u7b56\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u30fb\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306b\u5411\u3051\u3066<\/h3>\n<p>\u3053\u308c\u3089\u306e\u30c6\u30fc\u30de\u306f\u3001IPA\u304c\u5b9f\u65bd\u3059\u308b\u9ad8\u5ea6\u60c5\u5831\u51e6\u7406\u6280\u8853\u8005\u8a66\u9a13\u3001\u7279\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u306e\u5348\u5f8c\u554f\u984c\u3067\u983b\u51fa\u3057\u307e\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u300c<strong>\u63d0\u793a\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\u3068SQL\u6587\u306e\u554f\u984c\u70b9\u3092\u6307\u6458\u3057\u3001\u6539\u5584\u6848\u3092\u793a\u305b<\/strong>\u300d\u3068\u3044\u3046\u5f62\u5f0f\u3067\u554f\u308f\u308c\u307e\u3059\u3002\u305d\u306e\u969b\u3001<code>ORDER BY<\/code>\u53e5\u306b\u30e6\u30cb\u30fc\u30af\u306a\u30ad\u30fc\u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044SQL\u306f\u3001\u683c\u597d\u306e\u63a1\u70b9\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\u300c\u3053\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u696d\u52d9\u4e0a\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u4e3b\u30ad\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u9806\u5e8f\u3092\u4e00\u610f\u306b\u78ba\u5b9a\u3055\u305b\u308b\u3079\u304d\u3067\u3042\u308b\u300d\u3068\u6307\u6458\u3067\u304d\u308c\u3070\u3001\u9ad8\u5f97\u70b9\u304c\u671f\u5f85\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30b7\u30ca\u30ea\u30aa\u3067<code>OFFSET<\/code>\u3092\u4f7f\u3063\u305f\u975e\u52b9\u7387\u306aSQL\u304c\u793a\u3055\u308c\u3001\u305d\u306e\u6027\u80fd\u554f\u984c\u3092\u6307\u6458\u3055\u305b\u308b\u30d1\u30bf\u30fc\u30f3\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u5b66\u3093\u3060\u77e5\u8b58\u306f\u3001\u8a66\u9a13\u554f\u984c\u306b\u6f5c\u3080\u300c\u51fa\u984c\u8005\u306e\u610f\u56f3\u300d\u3092\u7684\u78ba\u306b\u898b\u629c\u304f\u305f\u3081\u306e\u5f37\u529b\u306a\u6b66\u5668\u3068\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OFFSET\/FETCH\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3068\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08\u4eee\uff09 Web\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5f53\u305f\u308a\u524d\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u300c\u6b21\u306e\u30da\u30fc\u30b8\u3078\u300d\u3068\u3044\u3046\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3002\u591a\u304f\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u3001SQL\u306eOFFSE … <\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","columnck":"","stmeta_robots":"index, 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{"id":6081,"date":"2025-09-28T01:02:27","date_gmt":"2025-09-27T16:02:27","guid":{"rendered":"https:\/\/sky-peace.net\/?p=6081"},"modified":"2025-09-28T01:02:27","modified_gmt":"2025-09-27T16:02:27","slug":"sql-offset-limit","status":"publish","type":"post","link":"https:\/\/sky-peace.net\/certified\/sql-offset-limit\/","title":{"rendered":"\u3010SQL\u3011OFFSET\/LIMIT\u306e\u7f60\uff5c\u30da\u30fc\u30b8\u30f3\u30b0\u306e\u30c7\u30fc\u30bf\u91cd\u8907\/\u6b20\u843d\u3092\u9632\u3050\u300c\u5b89\u5b9a\u30bd\u30fc\u30c8\u300d\u306e\u91cd\u8981\u6027\u3092DB\u8a66\u9a13\u5bfe\u7b56\u5411\u3051\u306b\u89e3\u8aac"},"content":{"rendered":"

\n
\n
\n
\n
\n OFFSET\/FETCH\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3068\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08\u4eee\uff09<\/title><\/p>\n<style>\n body {\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif;\n line-height: 1.8;\n color: #333;\n max-width: 800px;\n margin: 0 auto;\n padding: 20px;\n }\n h2 {\n border-bottom: 2px solid #0056b3;\n padding-bottom: 10px;\n margin-top: 40px;\n }\n h3 {\n border-left: 5px solid #0056b3;\n padding-left: 10px;\n margin-top: 30px;\n }\n table {\n width: 100%;\n border-collapse: collapse;\n margin: 20px 0;\n }\n th, td {\n border: 1px solid #ddd;\n padding: 12px;\n text-align: left;\n }\n th {\n background-color: #f8f8f8;\n font-weight: bold;\n }\n pre {\n background-color: #f4f4f4;\n padding: 15px;\n border-radius: 5px;\n overflow-x: auto;\n }\n code {\n font-family: \"Courier New\", Courier, monospace;\n background-color: #f4f4f4;\n padding: 2px 4px;\n border-radius: 3px;\n }\n pre code {\n padding: 0;\n background-color: transparent;\n }\n .placeholder {\n text-align: center;\n padding: 40px;\n border: 2px dashed #ccc;\n margin: 20px 0;\n background-color: #fafafa;\n color: #888;\n }\n <\/style>\n<p><\/head><br \/>\n<body><\/p>\n<p>Web\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5f53\u305f\u308a\u524d\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u300c\u6b21\u306e\u30da\u30fc\u30b8\u3078\u300d\u3068\u3044\u3046\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3002\u591a\u304f\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u3001SQL\u306e<code>OFFSET<\/code>\u53e5\u3084<code>LIMIT<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u3053\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u4f7f\u3044\u65b9\u3092\u8aa4\u308b\u3068\u3001\u300c1\u30da\u30fc\u30b8\u76ee\u306b\u8868\u793a\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304c2\u30da\u30fc\u30b8\u76ee\u306b\u3082\u91cd\u8907\u3057\u3066\u73fe\u308c\u308b\u300d\u300c\u672c\u6765\u8868\u793a\u3055\u308c\u308b\u3079\u304d\u30c7\u30fc\u30bf\u304c\u3069\u3053\u306b\u3082\u8868\u793a\u3055\u308c\u306a\u3044\u300d\u3068\u3044\u3063\u305f\u3001\u30c7\u30fc\u30bf\u306e\u8868\u793a\u6b20\u843d\u3084\u91cd\u8907\u3092\u62db\u304f\u81f4\u547d\u7684\u306a\u30d0\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u5f97\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u306e\u6838\u5fc3\u306b\u3042\u308b\u306e\u304c\u3001<code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u304c<strong>\u5b89\u5b9a\u7684\uff08Stable\uff09<\/strong>\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3068\u3044\u3046\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30c8\u8a66\u9a13\u3084\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306e\u5348\u5f8c\u554f\u984c\u3067\u3082\u554f\u308f\u308c\u308b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002\u4e00\u898b\u3059\u308b\u3068\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u3066\u3082\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u304c\u767b\u9332\u3055\u308c\u305f\u9014\u7aef\u306b\u30b7\u30b9\u30c6\u30e0\u306f\u7834\u7dbb\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u300c\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u300d\u3068\u300c\u5b89\u5b9a\u30bd\u30fc\u30c8\u300d\u3068\u3044\u3046\u30c6\u30fc\u30de\u3092\u6df1\u6398\u308a\u3057\u307e\u3059\u3002<code>OFFSET<\/code>\/<code>FETCH<\/code>\/<code>LIMIT<\/code>\u53e5\u306e\u57fa\u672c\u7684\u306a\u5f79\u5272\u304b\u3089\u8aac\u304d\u8d77\u3053\u3057\u3001\u306a\u305c\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u91cd\u8907\u304c\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u306e\u304b\u3001\u305d\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u56f3\u89e3\u3068\u5177\u4f53\u7684\u306aSQL\u4f8b\u3067\u5fb9\u5e95\u89e3\u8aac\u3002\u305d\u3057\u3066\u3001\u3044\u304b\u306a\u308b\u30c7\u30fc\u30bf\u304c\u6765\u3066\u3082\u7834\u7dbb\u3057\u306a\u3044\u3001\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u300c\u552f\u4e00\u306e\u539f\u5247\u300d\u3092\u5b66\u3073\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u3001\u66d6\u6627\u3060\u3063\u305f\u77e5\u8b58\u304c\u6574\u7406\u3055\u308c\u3001\u81ea\u4fe1\u3092\u6301\u3063\u3066\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3092\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<hr>\n<h2>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u3068SQL\u69cb\u6587\u2502OFFSET, FETCH, LIMIT\u53e5\u306e\u5f79\u5272<\/h2>\n<p>Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u30e6\u30fc\u30b6\u30fc\u3078\u898b\u305b\u308b\u306e\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001EC\u30b5\u30a4\u30c8\u306710\u4e07\u70b9\u306e\u5546\u54c1\u30921\u30da\u30fc\u30b8\u306b\u8868\u793a\u3059\u308c\u3070\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u306f\u9045\u304f\u306a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u76ee\u5f53\u3066\u306e\u5546\u54c1\u3092\u63a2\u3059\u3053\u3068\u3059\u3089\u56f0\u96e3\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u4e0d\u53ef\u6b20\u3068\u306a\u308b\u306e\u304c\u3001\u30c7\u30fc\u30bf\u3092\u9069\u5207\u306a\u5358\u4f4d\u306b\u5206\u5272\u3057\u3066\u8868\u793a\u3059\u308b<strong>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406<\/strong>\u3067\u3059\u3002<\/p>\n<h3>\u306a\u305cORDER BY\u304c\u30da\u30fc\u30b8\u30f3\u30b0\u306e\u751f\u547d\u7dda\u306a\u306e\u304b\uff1f<\/h3>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u5b9f\u88c5\u3059\u308b\u969b\u3001\u591a\u304f\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c<code>LIMIT<\/code>\u53e5\uff08\u53d6\u5f97\u4ef6\u6570\u306e\u6307\u5b9a\uff09\u3068<code>OFFSET<\/code>\u53e5\uff08\u958b\u59cb\u4f4d\u7f6e\u306e\u6307\u5b9a\uff09\u3092\u4f7f\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u3053\u3067\u7d76\u5bfe\u306b\u5fd8\u308c\u3066\u306f\u306a\u3089\u306a\u3044\u306e\u304c<strong><code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u9806\u306e\u6307\u5b9a<\/strong>\u3067\u3059\u3002<\/p>\n<p>\u306a\u305c\u306a\u3089\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08RDB\uff09\u306b\u304a\u3044\u3066\u3001<code>ORDER BY<\/code>\u3092\u6307\u5b9a\u3057\u306a\u3044\u9650\u308a\u3001<strong>\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u9806\u5e8f\u306f\u4fdd\u8a3c\u3055\u308c\u306a\u3044<\/strong>\u304b\u3089\u3067\u3059\u3002\u3053\u308c\u306f\u300cDB\u306e\u3054\u6a5f\u5acc\u6b21\u7b2c\u3067\u9806\u756a\u304c\u5909\u308f\u308b\u300d\u3068\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u3082\u3057\u9806\u5e8f\u304c\u4fdd\u8a3c\u3055\u308c\u306a\u3051\u308c\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u300c\u6b21\u306e\u30da\u30fc\u30b8\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u77ac\u9593\u306b\u30c7\u30fc\u30bf\u306e\u4e26\u3073\u9806\u304c\u5909\u308f\u308a\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u5b8c\u5168\u306b\u7834\u7dbb\u3057\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u72b6\u6cc1<\/th>\n<th>\u8eab\u8fd1\u306a\u4f8b\u3048<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><code>ORDER BY<\/code>\u3042\u308a<\/strong><\/td>\n<td>\u300c\u51fa\u5e2d\u756a\u53f7\u9806\u306b\u4e26\u3093\u3067\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u6307\u793a\u3002\u4f55\u5ea6\u4e26\u3073\u76f4\u3057\u3066\u3082\u9806\u756a\u306f\u540c\u3058\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong><code>ORDER BY<\/code>\u306a\u3057<\/strong><\/td>\n<td>\u300c\u9069\u5f53\u306b\u4e26\u3093\u3067\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u6307\u793a\u3002\u4e26\u3076\u305f\u3073\u306b\u9806\u756a\u304c\u30d0\u30e9\u30d0\u30e9\u306b\u306a\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u306e\u300c\u9806\u5e8f\u306e\u4e0d\u5b9a\u6027\u300d\u304c\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306b\u304a\u3044\u3066\u3044\u304b\u306b\u81f4\u547d\u7684\u304b\u3001\u3054\u7406\u89e3\u3044\u305f\u3060\u3051\u305f\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<h3>\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308bSQL\u53e5\u306e\u5f79\u5272<\/h3>\n<p>\u3067\u306f\u3001<code>ORDER BY<\/code>\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u4ee3\u8868\u7684\u306aSQL\u53e5\u306e\u5f79\u5272\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u88fd\u54c1\u306b\u3088\u3063\u3066\u4f7f\u3048\u308b\u53e5\u304c\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u6a5f\u80fd\u306f\u307b\u307c\u540c\u3058\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53e5<\/th>\n<th>\u5f79\u5272<\/th>\n<th>\u5bfe\u5fdcDB\uff08\u4f8b\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>LIMIT {\u4ef6\u6570}<\/code><\/td>\n<td>\u53d6\u5f97\u3059\u308b<strong>\u884c\u6570\u3092\u5236\u9650<\/strong>\u3057\u307e\u3059\u3002\u300c1\u30da\u30fc\u30b8\u306b\u4f55\u4ef6\u8868\u793a\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002<\/td>\n<td>MySQL, PostgreSQL<\/td>\n<\/tr>\n<tr>\n<td><code>OFFSET {\u884c\u6570}<\/code><\/td>\n<td>\u6307\u5b9a\u3057\u305f\u884c\u6570\u5206\u3092<strong>\u30b9\u30ad\u30c3\u30d7<\/strong>\u3057\u3066\u304b\u3089\u30c7\u30fc\u30bf\u53d6\u5f97\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\u300c\u4f55\u4ef6\u76ee\u304b\u3089\u8868\u793a\u3092\u958b\u59cb\u3059\u308b\u304b\u300d\u3092\u6c7a\u3081\u307e\u3059\u3002<\/td>\n<td>MySQL, PostgreSQL<\/td>\n<\/tr>\n<tr>\n<td><code>FETCH FIRST {\u4ef6\u6570} ROWS ONLY<\/code><\/td>\n<td><code>LIMIT<\/code>\u53e5\u3068\u307b\u307c\u540c\u3058\u5f79\u5272\u3092\u6301\u3064\u6a19\u6e96SQL\u306e\u69cb\u6587\u3067\u3059\u3002<\/td>\n<td>Oracle, DB2, PostgreSQL<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u3010SQL\u30b3\u30fc\u30c9\u4f8b\uff1a3\u30da\u30fc\u30b8\u76ee\u309210\u4ef6\u8868\u793a\u3059\u308b\u5834\u5408\u3011<\/h4>\n<p><code>OFFSET<\/code>\u3092\u4f7f\u3063\u305f\u4e00\u822c\u7684\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306eSQL\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u30023\u30da\u30fc\u30b8\u76ee\u3068\u3044\u3046\u3053\u3068\u306f\u3001(3-1)\u30da\u30fc\u30b8 \u00d7 10\u4ef6 = 20\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3066\u3001\u305d\u3053\u304b\u308910\u4ef6\u53d6\u5f97\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code>-- \u793e\u54e1\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001\u7d66\u4e0e(salary)\u304c\u9ad8\u3044\u9806\u306b\u4e26\u3079\u66ff\u3048\n-- 3\u30da\u30fc\u30b8\u76ee\uff0821\u4ef6\u76ee\uff5e30\u4ef6\u76ee\uff09\u306e10\u4ef6\u3092\u53d6\u5f97\u3059\u308b\n\nSELECT\n employee_id,\n employee_name,\n salary\nFROM\n employees\nORDER BY\n salary DESC -- \u2605 \u307e\u305a\u306f\u5fc5\u305a\u4e26\u3073\u9806\u3092\u56fa\u5b9a\u3059\u308b\nLIMIT\n 10 -- \u2605 \u305d\u3053\u304b\u308910\u4ef6\u53d6\u5f97\u3059\u308b\nOFFSET\n 20; -- \u2605 \u6700\u521d\u306e20\u4ef6\u306f\u30b9\u30ad\u30c3\u30d7\u3059\u308b<\/code><\/pre>\n<p>\u3053\u306e<code>ORDER BY<\/code>, <code>LIMIT<\/code>, <code>OFFSET<\/code>\u306e3\u70b9\u30bb\u30c3\u30c8\u304c\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u5f62\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5b9f\u306f\u3053\u306eSQL\u306b\u3082\u307e\u3060\u91cd\u5927\u306a\u6b20\u9665\u304c\u6f5c\u3093\u3067\u3044\u307e\u3059\u3002\u6b21\u306e\u7ae0\u3067\u3001\u3053\u306e\u30b3\u30fc\u30c9\u304c\u306a\u305c\u5371\u967a\u306a\u306e\u304b\u3001\u305d\u306e\u6838\u5fc3\u306b\u8feb\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<hr>\n<h2>\u306a\u305c\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u5d29\u308c\u308b\u306e\u304b\uff1f\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08Stable Sort\uff09\u306e\u91cd\u8981\u6027<\/h2>\n<p>\u524d\u306e\u7ae0\u3067\u898b\u305f<code>ORDER BY salary DESC, LIMIT 10, OFFSET 20<\/code>\u3068\u3044\u3046SQL\u306f\u3001\u4e00\u898b\u3059\u308b\u3068\u5b8c\u74a7\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306b\u898b\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u3001<strong>\u30bd\u30fc\u30c8\u30ad\u30fc\u3067\u3042\u308b<code>salary<\/code>\u306b\u540c\u984d\u306e\u30c7\u30fc\u30bf\u304c\u5b58\u5728\u3057\u305f\u77ac\u9593<\/strong>\u3001\u3053\u306e\u30b3\u30fc\u30c9\u306f\u30c7\u30fc\u30bf\u91cd\u8907\u3084\u6b20\u843d\u3092\u5f15\u304d\u8d77\u3053\u3059\u6642\u9650\u7206\u5f3e\u3078\u3068\u5909\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u73fe\u8c61\u3092\u7406\u89e3\u3059\u308b\u9375\u304c\u3001<strong>\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08Stable Sort\uff09<\/strong>\u3067\u3059\u3002<\/p>\n<h3>\u554f\u984c\u306e\u6838\u5fc3\uff1a\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u91cd\u8907\u304c\u5f15\u304d\u8d77\u3053\u3059\u9806\u5e8f\u306e\u4e0d\u78ba\u5b9a\u6027<\/h3>\n<p>SQL\u306e<code>ORDER BY<\/code>\u53e5\u306f\u3001\u30ad\u30fc\u304c\u91cd\u8907\u3059\u308b\u30c7\u30fc\u30bf\u9593\u306e\u9806\u5e8f\u3092\u4fdd\u8a3c\u3057\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001\u300c\u7d66\u4e0e\u304c\u9ad8\u3044\u9806\u300d\u3068\u547d\u4ee4\u3057\u3066\u3082\u3001\u7d66\u4e0e\u304c\u5168\u304f\u540c\u305830\u4e07\u5186\u306e\u793e\u54e1A, B, C\u304c\u3044\u305f\u5834\u5408\u3001\u3053\u306e3\u540d\u304c<code>A,B,C<\/code>\u306e\u9806\u3067\u8fd4\u3063\u3066\u304f\u308b\u304b\u3001<code>C,A,B<\/code>\u306e\u9806\u3067\u8fd4\u3063\u3066\u304f\u308b\u304b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5185\u90e8\u7684\u306a\u52d5\u4f5c\uff08\u5b9f\u884c\u8a08\u753b\u306a\u3069\uff09\u306b\u4f9d\u5b58\u3057\u3001\u5b9f\u884c\u306e\u305f\u3073\u306b\u5909\u52d5\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u304c\u300c<strong>\u30bd\u30fc\u30c8\u304c\u5b89\u5b9a\u7684\u3067\u306a\u3044<\/strong>\u300d\u72b6\u614b\u3067\u3059\u3002<\/p>\n<h3>\u300c\u5b89\u5b9a\u30bd\u30fc\u30c8\u300d\u3068\u306f\u4f55\u304b\uff1f\u8eab\u8fd1\u306a\u30c8\u30e9\u30f3\u30d7\u306e\u4f8b<\/h3>\n<p>\u5b89\u5b9a\u30bd\u30fc\u30c8\u3068\u306f\u3001\u300c<strong>\u30bd\u30fc\u30c8\u30ad\u30fc\u304c\u540c\u3058\u5024\u3092\u6301\u3064\u30c7\u30fc\u30bf\u540c\u58eb\u306e\u3001\u30bd\u30fc\u30c8\u524d\u306b\u304a\u3051\u308b\u9806\u5e8f\u304c\u3001\u30bd\u30fc\u30c8\u5f8c\u3082\u7dad\u6301\u3055\u308c\u308b<\/strong>\u300d\u3068\u3044\u3046\u6027\u8cea\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u8a00\u8449\u3067\u306f\u96e3\u3057\u3044\u306e\u3067\u3001\u30c8\u30e9\u30f3\u30d7\u3067\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u624b\u5143\u306b\u300c♠7, ♥K, ♦7, ♣A\u300d\u306e4\u679a\u306e\u30ab\u30fc\u30c9\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u307e\u305a\u300c\u6570\u5b57\u300d\u3067\u30bd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<div class=\"placeholder\"><\/div>\n<ul>\n<li><strong>\u4e0d\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8 (Unstable Sort)<\/strong>\n<ul>\n<li>\u7d50\u679c\uff1a<code>♦7, ♠7, ♥K, ♣A<\/code><\/li>\n<li>\u30bd\u30fc\u30c8\u30ad\u30fc\u3067\u3042\u308b\u300c7\u300d\u306f\u540c\u3058\u3067\u3059\u304c\u3001\u5143\u306e\u9806\u5e8f\uff08♠7\u304c\u5148\u3001♦7\u304c\u5f8c\uff09\u304c\u5165\u308c\u66ff\u308f\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8 (Stable Sort)<\/strong>\n<ul>\n<li>\u7d50\u679c\uff1a<code>♠7, ♦7, ♥K, ♣A<\/code><\/li>\n<li>\u300c7\u300d\u540c\u58eb\u306e\u5143\u306e\u9806\u5e8f\uff08♠7\u304c\u5148\u3001♦7\u304c\u5f8c\uff09\u304c\u3001\u30bd\u30fc\u30c8\u5f8c\u3082\u304d\u3061\u3093\u3068\u7dad\u6301\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>SQL\u306e<code>ORDER BY<\/code>\u306f\u3001\u5358\u4e00\u306e\u30ad\u30fc\u3060\u3051\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u3053\u306e\u5b89\u5b9a\u6027\u3092\u4fdd\u8a3c\u3057\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n<h3>\u30da\u30fc\u30b8\u30f3\u30b0\u304c\u5d29\u58ca\u3059\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3010\u56f3\u89e3\u3011<\/h3>\n<p>\u3067\u306f\u3001\u3053\u306e\u4e0d\u5b89\u5b9a\u306a\u30bd\u30fc\u30c8\u304c\u3001\u3069\u306e\u3088\u3046\u306b\u30da\u30fc\u30b8\u30f3\u30b0\u3092\u7834\u58ca\u3059\u308b\u306e\u304b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>\u3010\u30b7\u30ca\u30ea\u30aa\u3011<\/h4>\n<ul>\n<li><strong>\u30c6\u30fc\u30d6\u30eb<\/strong>: \u793e\u54e1\u30c6\u30fc\u30d6\u30eb<\/li>\n<li><strong>\u8981\u4ef6<\/strong>: \u7d66\u4e0e\uff08<code>salary<\/code>\uff09\u304c\u9ad8\u3044\u9806\u306b\u30011\u30da\u30fc\u30b82\u4ef6\u305a\u3064\u8868\u793a\u3059\u308b<\/li>\n<li><strong>\u30c7\u30fc\u30bf<\/strong>: \u540c\u984d\u7d66\u4e0e\uff08280\u4e07\u5186\uff09\u306e\u793e\u54e1\u304c\u8907\u6570\u5b58\u5728\u3059\u308b<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>employee_id<\/th>\n<th>employee_name<\/th>\n<th>salary<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>300<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>\u9234\u6728<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>250<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u30101\u30da\u30fc\u30b8\u76ee\u306e\u8868\u793a\u8981\u6c42\u3011 (<code>OFFSET 0<\/code>)<\/h4>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c1\u30da\u30fc\u30b8\u76ee\u306b\u30a2\u30af\u30bb\u30b9\u3002DB\u306f<code>ORDER BY salary DESC<\/code>\u3092\u5b9f\u884c\u3057\u3001\u6c17\u307e\u3050\u308c\u306b\u4ee5\u4e0b\u306e\u9806\u5e8f\u3092\u751f\u6210\u3057\u3066\u3001\u982d\u304b\u30892\u4ef6\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n<strong>DB\u5185\u90e8\u306e\u9806\u5e8f<\/strong>: <code>\u4f50\u85e4(300)<\/code> \u2192 <code>\u9234\u6728(280)<\/code> \u2192 <code>\u9ad8\u6a4b(280)<\/code> \u2192 <code>\u7530\u4e2d(280)<\/code> \u2192 <code>\u4f0a\u85e4(250)<\/code><br \/>\n<strong>\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u8868\u793a<\/strong>: 1. \u4f50\u85e4 (300), 2. \u9234\u6728 (280)<\/p>\n<h4>\u30102\u30da\u30fc\u30b8\u76ee\u306e\u8868\u793a\u8981\u6c42\u3011 (<code>OFFSET 2<\/code>)<\/h4>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u300c\u6b21\u3078\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3002\u518d\u3073DB\u306f<code>ORDER BY salary DESC<\/code>\u3092\u5b9f\u884c\u3057\u307e\u3059\u304c\u3001\u4eca\u5ea6\u306f<strong>\u5225\u306e\u9806\u5e8f\u3092\u751f\u6210<\/strong>\u3057\u3066\u3057\u307e\u3044\u307e\u3059\uff08280\u4e07\u5186\u306e\u793e\u54e1\u306e\u9806\u5e8f\u304c\u5165\u308c\u66ff\u308f\u3063\u305f\uff09\u3002<br \/>\n<strong>DB\u5185\u90e8\u306e\u9806\u5e8f<\/strong>: <code>\u4f50\u85e4(300)<\/code> \u2192 <code>\u9ad8\u6a4b(280)<\/code> \u2192 <code>\u9234\u6728(280)<\/code> \u2192 <code>\u7530\u4e2d(280)<\/code> \u2192 <code>\u4f0a\u85e4(250)<\/code><br \/>\n<strong>\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u8868\u793a<\/strong>: \uff08\u5148\u982d2\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3066\uff09 <strong>3. \u9234\u6728 (280)<\/strong>, <strong>4. \u7530\u4e2d (280)<\/strong><\/p>\n<h4>\u3010\u767a\u751f\u3057\u305f\u554f\u984c\u3011<\/h4>\n<ul>\n<li><strong>\u30c7\u30fc\u30bf\u91cd\u8907<\/strong>: <code>\u9234\u6728\u3055\u3093<\/code>\u304c1\u30da\u30fc\u30b8\u76ee\u30682\u30da\u30fc\u30b8\u76ee\u306e\u4e21\u65b9\u306b\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u6b20\u843d<\/strong>: <code>\u9ad8\u6a4b\u3055\u3093<\/code>\u306f\u3001\u672c\u6765\u8868\u793a\u3055\u308c\u308b\u3079\u304d\u3060\u3063\u305f\u306b\u3082\u95a2\u308f\u3089\u305a\u3001\u3069\u3053\u306b\u3082\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/li>\n<\/ul>\n<div class=\"placeholder\"><\/div>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30da\u30fc\u30b8\u3092\u3081\u304f\u308b\u3068\u3044\u3046<strong>\u5225\u3005\u306eSQL\u5b9f\u884c\u306e\u9593\u3067<code>ORDER BY<\/code>\u306e\u7d50\u679c\u9806\u5e8f\u306b\u4e00\u8cab\u6027\u304c\u306a\u3044<\/strong>\u305f\u3081\u3001OFFSET\uff08\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u884c\u6570\uff09\u306e\u57fa\u6e96\u304c\u305a\u308c\u3066\u3057\u307e\u3044\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u304c\u5d29\u58ca\u3059\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306fWeb\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u63fa\u308b\u304c\u3059\u81f4\u547d\u7684\u306a\u4e0d\u5177\u5408\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p><\/body><br \/>\n<\/html><\/p>\n<h2>\u552f\u4e00\u306e\u89e3\u6c7a\u7b56\uff1aORDER BY\u53e5\u3067\u30bd\u30fc\u30c8\u9806\u3092\u4e00\u610f\u306b\u78ba\u5b9a\u3055\u305b\u308b\u65b9\u6cd5<\/h2>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u304c\u5d29\u58ca\u3059\u308b\u6839\u672c\u539f\u56e0\u306f\u3001<code>ORDER BY<\/code>\u53e5\u306b\u3088\u308b\u30bd\u30fc\u30c8\u7d50\u679c\u304c\u4e00\u610f\u306b\u5b9a\u307e\u3089\u306a\u3044\u300c\u4e0d\u5b89\u5b9a\u3055\u300d\u306b\u3042\u308a\u307e\u3057\u305f\u3002\u306a\u3089\u3070\u3001\u89e3\u6c7a\u7b56\u306f\u305f\u3060\u4e00\u3064\u3002<strong>\u3044\u304b\u306a\u308b\u72b6\u6cc1\u3067\u3082\u30bd\u30fc\u30c8\u9806\u5e8f\u304c\u4e00\u610f\u306b\u5b9a\u307e\u308b\u3088\u3046\u306b<code>ORDER BY<\/code>\u53e5\u3092\u8a18\u8ff0\u3059\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p>\n<h3>\u5b89\u5b9a\u30bd\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b\u7d76\u5bfe\u7684\u306a\u539f\u5247<\/h3>\n<p>\u305d\u306e\u539f\u5247\u3068\u306f\u3001\u300c<strong><code>ORDER BY<\/code>\u53e5\u306e\u6307\u5b9a\u5217\u306b\u3001\u6700\u7d42\u7684\u306b\u7d50\u679c\u30bb\u30c3\u30c8\u306e\u9806\u5e8f\u3092\u30e6\u30cb\u30fc\u30af\uff08\u4e00\u610f\uff09\u306b\u6c7a\u5b9a\u3067\u304d\u308b\u5217\u3092\u8ffd\u52a0\u3059\u308b<\/strong>\u300d\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u3053\u308c\u306f\u30c6\u30fc\u30d6\u30eb\u306e<strong>\u4e3b\u30ad\u30fc\uff08Primary Key\uff09<\/strong>\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u4e3b\u30ad\u30fc\u306f\u30c6\u30fc\u30d6\u30eb\u5185\u3067\u5fc5\u305a\u30e6\u30cb\u30fc\u30af\u306a\u5024\u3092\u6301\u3064\u305f\u3081\u3001\u305d\u308c\u3092\u542b\u3081\u3066\u30bd\u30fc\u30c8\u3059\u308c\u3070\u3001\u305f\u3068\u3048\u4ed6\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\uff08\u7d66\u4e0e\u3001\u66f4\u65b0\u65e5\u6642\u306a\u3069\uff09\u304c\u91cd\u8907\u3057\u3066\u3044\u3066\u3082\u3001\u6700\u7d42\u7684\u306a\u8868\u793a\u9806\u5e8f\u306f\u5e38\u306b\u4e00\u610f\u306b\u78ba\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u9806\u5e8f\u304c\u5e38\u306b\u540c\u3058\u3067\u3042\u308c\u3070\u3001\u4f55\u5ea6SQL\u3092\u5b9f\u884c\u3057\u3066\u3082<code>OFFSET<\/code>\u3067\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u884c\u306e\u5185\u5bb9\u306f\u5909\u52d5\u305b\u305a\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u306f\u6b63\u3057\u304f\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<h3>\u5177\u4f53\u7684\u306aSQL\u4fee\u6b63\u4f8b\uff1a\u4e3b\u30ad\u30fc\u3092\u7b2c2\u30bd\u30fc\u30c8\u30ad\u30fc\u306b\u8ffd\u52a0\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u524d\u306e\u7ae0\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305fSQL\u3092\u4fee\u6b63\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<code>employees<\/code>\u30c6\u30fc\u30d6\u30eb\u306e\u4e3b\u30ad\u30fc\u306f<code>employee_id<\/code>\u3067\u3042\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n<h4>\u3010\u554f\u984c\u304c\u3042\u3063\u305fSQL\u3011<\/h4>\n<pre><code>-- \u7d66\u4e0e\u304c\u540c\u3058\u3060\u3068\u9806\u5e8f\u304c\u4e0d\u5b9a\u306b\u306a\u308b\nSELECT employee_id, employee_name, salary\nFROM employees\nORDER BY salary DESC\nLIMIT 2 OFFSET 2;<\/code><\/pre>\n<h4>\u3010\u4fee\u6b63\u5f8c\u306eSQL\u3011<\/h4>\n<pre><code>-- \u7d66\u4e0e\u304c\u540c\u3058\u5834\u5408\u306f\u3001employee_id\u306e\u6607\u9806\u3067\u4e26\u3079\u308b\nSELECT employee_id, employee_name, salary\nFROM employees\nORDER BY\n salary DESC, -- \u7b2c1\u30bd\u30fc\u30c8\u30ad\u30fc\uff1a\u7d66\u4e0e\n employee_id ASC -- \u7b2c2\u30bd\u30fc\u30c8\u30ad\u30fc\uff1a\u4e3b\u30ad\u30fc\nLIMIT 2 OFFSET 2;<\/code><\/pre>\n<p>\u3053\u306e<code>employee_id ASC<\/code>\u3068\u3044\u3046\u4e00\u884c\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001SQL\u306f\u7d76\u5bfe\u7684\u306a\u5b89\u5b9a\u6027\u3092\u624b\u306b\u5165\u308c\u307e\u3059\u3002<\/p>\n<h3>\u4fee\u6b63\u5f8cSQL\u306b\u3088\u308b\u6b63\u3057\u3044\u30da\u30fc\u30b8\u30f3\u30b0\u52d5\u4f5c\u306e\u691c\u8a3c<\/h3>\n<p>\u540c\u3058\u30c7\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u3001\u4fee\u6b63\u5f8c\u306eSQL\u304c\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u304b\u3092\u8ffd\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>employee_id<\/th>\n<th>employee_name<\/th>\n<th>salary<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>300<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>\u9234\u6728<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>280<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>250<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u3010DB\u5185\u90e8\u3067\u78ba\u5b9a\u3059\u308b\u552f\u4e00\u306e\u9806\u5e8f\u3011<\/h4>\n<p><code>ORDER BY salary DESC, employee_id ASC<\/code>\u306b\u3088\u308a\u3001DB\u5185\u90e8\u306e\u9806\u5e8f\u306f<strong>\u5e38\u306b<\/strong>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u78ba\u5b9a\u3057\u307e\u3059\u3002\u7d66\u4e0e\u304c280\u3067\u540c\u3058\u300c\u9234\u6728\u3001\u9ad8\u6a4b\u3001\u7530\u4e2d\u300d\u306f\u3001<code>employee_id<\/code>\u306e\u6607\u9806\uff082, 3, 4\uff09\u3067\u4e26\u3073\u307e\u3059\u3002<\/p>\n<blockquote>\n<p><strong>\u78ba\u5b9a\u3057\u305f\u9806\u5e8f<\/strong>:<br \/>\n 1. \u4f50\u85e4 (salary: 300, id: 1)<br \/>\n 2. \u9234\u6728 (salary: 280, id: 2)<br \/>\n 3. \u9ad8\u6a4b (salary: 280, id: 3)<br \/>\n 4. \u7530\u4e2d (salary: 280, id: 4)<br \/>\n 5. \u4f0a\u85e4 (salary: 250, id: 5)<\/p>\n<\/blockquote>\n<h4>\u3010\u30da\u30fc\u30b8\u30a2\u30af\u30bb\u30b9\u6642\u306e\u52d5\u4f5c\u3011<\/h4>\n<ul>\n<li><strong>1\u30da\u30fc\u30b8\u76ee (<code>OFFSET 0<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u304b\u3089\u5148\u982d2\u4ef6 <code>[\u4f50\u85e4, \u9234\u6728]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<li><strong>2\u30da\u30fc\u30b8\u76ee (<code>OFFSET 2<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u306e\u5148\u982d2\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3001\u6b21\u306e2\u4ef6 <code>[\u9ad8\u6a4b, \u7530\u4e2d]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<li><strong>3\u30da\u30fc\u30b8\u76ee (<code>OFFSET 4<\/code>)<\/strong>: \u4e0a\u8a18\u306e\u9806\u5e8f\u306e\u5148\u982d4\u4ef6\u3092\u30b9\u30ad\u30c3\u30d7\u3057\u3001\u6b21\u306e1\u4ef6 <code>[\u4f0a\u85e4]<\/code> \u3092\u8fd4\u3059\u3002<\/li>\n<\/ul>\n<p>\u7d50\u679c\u3001\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3084\u6b20\u843d\u306f\u4e00\u5207\u767a\u751f\u3057\u307e\u305b\u3093\u3002\u5b9f\u52d9\u306b\u304a\u3044\u3066\u306f\u3001\u300c\u66f4\u65b0\u65e5\u6642\u9806\u300d\u300c\u767b\u9332\u65e5\u6642\u9806\u300d\u306a\u3069\u3067\u4e26\u3073\u66ff\u3048\u308b\u8981\u4ef6\u304c\u983b\u51fa\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u30ab\u30e9\u30e0\u3082\u5024\u304c\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u306f\u5341\u5206\u306b\u3042\u308a\u307e\u3059\u3002\u3069\u306e\u3088\u3046\u306a\u5834\u5408\u3067\u3082\u3001<strong>\u30bd\u30fc\u30c8\u6761\u4ef6\u306e\u6700\u5f8c\u306b\u4e3b\u30ad\u30fc\u3092\u8ffd\u52a0\u3059\u308b<\/strong>\u3053\u3068\u3092\u5fb9\u5e95\u3059\u308c\u3070\u3001\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr>\n<h2>\u767a\u5c55\uff1aOFFSET\u53e5\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3068\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u3044\u3046\u9078\u629e\u80a2<\/h2>\n<p>\u5b89\u5b9a\u30bd\u30fc\u30c8\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u3001\u3053\u308c\u3067\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306f\u5b8c\u74a7\u306b\u898b\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001<code>OFFSET<\/code>\u53e5\u305d\u306e\u3082\u306e\u304c**\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af**\u306b\u306a\u308b\u3068\u3044\u3046\u3001\u3082\u3046\u4e00\u3064\u306e\u5927\u304d\u306a\u8ab2\u984c\u304c\u5f85\u3061\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>OFFSET\u53e5\u304c\u62b1\u3048\u308b\u300c\u8aad\u307f\u6368\u3066\u300d\u306e\u975e\u52b9\u7387<\/h3>\n<p><code>OFFSET 10000<\/code>\u3068\u3044\u3046SQL\u306f\u3001\u300c\u5148\u982d\u304b\u308910001\u4ef6\u76ee\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u305b\u3088\u300d\u3068\u3044\u3046\u547d\u4ee4\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u90e8\u3067\u306f\u3001\u300c<strong>\u307e\u305a10000\u4ef6\u306e\u30c7\u30fc\u30bf\u3092\u5f8b\u5100\u306b\u8aad\u307f\u8fbc\u307f\u3001\u305d\u308c\u3092\u3059\u3079\u3066\u6368\u3066\u305f\u5f8c\u3001\u6b21\u306e\u884c\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u59cb\u3081\u308b<\/strong>\u300d\u3068\u3044\u3046\u975e\u5e38\u306b\u975e\u52b9\u7387\u306a\u52d5\u4f5c\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u672c\u3092\u300c201\u30da\u30fc\u30b8\u76ee\u304b\u3089\u8aad\u3093\u3067\u300d\u3068\u8a00\u308f\u308c\u305f\u3068\u304d\u3001\u5b9f\u969b\u306b1\u30da\u30fc\u30b8\u76ee\u304b\u3089200\u30da\u30fc\u30b8\u76ee\u307e\u3067\u3092\u30d1\u30e9\u30d1\u30e9\u3068\u624b\u3067\u3081\u304f\u3063\u3066\u3044\u304f\u4f5c\u696d\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u30da\u30fc\u30b8\u756a\u53f7\u304c\u5927\u304d\u304f\u306a\u308c\u3070\u306a\u308b\u307b\u3069\u3001\u3053\u306e\u300c\u8aad\u307f\u6368\u3066\u300d\u306e\u30b3\u30b9\u30c8\u306f\u5897\u5927\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u306f\u8457\u3057\u304f\u60aa\u5316\u3057\u307e\u3059\u3002<\/p>\n<div class=\"placeholder\"><\/div>\n<p>\u7279\u306b\u3001SNS\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u306e\u3088\u3046\u306a\u300c\u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u300d\u3092\u5b9f\u88c5\u3059\u308b\u5834\u5408\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u7d9a\u3051\u308b\u3068<code>OFFSET<\/code>\u306e\u5024\u306f\u6570\u4e07\u3001\u6570\u5341\u4e07\u306b\u9054\u3057\u3001\u3044\u305a\u308c\u30b7\u30b9\u30c6\u30e0\u306f\u5fdc\u7b54\u4e0d\u80fd\u306b\u9665\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>\u4ee3\u66ff\u6848\uff1a\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\uff08\u30ad\u30fc\u30b9\u30a8\u30c3\u30c8\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\uff09<\/h3>\n<p>\u3053\u306e<code>OFFSET<\/code>\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u5f37\u529b\u306a\u624b\u6cd5\u304c\u3001<strong>\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/strong>\uff08\u30b7\u30fc\u30af\u6cd5\u3084\u30ad\u30fc\u30b9\u30a8\u30c3\u30c8\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u3082\u547c\u3070\u308c\u307e\u3059\uff09\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u300cN\u4ef6\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u300d\u3068\u3044\u3046\u767a\u60f3\u3092\u6368\u3066\u3001\u300c<strong>\u524d\u56de\u53d6\u5f97\u3057\u305f\u6700\u5f8c\u306e\u884c\u306e\u3001\u6b21\u306e\u884c\u304b\u3089N\u4ef6\u53d6\u5f97\u3059\u308b<\/strong>\u300d\u3068\u3044\u3046\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u53d6\u308a\u307e\u3059\u3002<code>OFFSET<\/code>\u306e\u4ee3\u308f\u308a\u306b<code>WHERE<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u53d6\u5f97\u958b\u59cb\u4f4d\u7f6e\u3092\u6307\u5b9a\u3059\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<p><strong>\u3010\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u52d5\u4f5c\u3011<\/strong><\/p>\n<ol>\n<li><strong>1\u30da\u30fc\u30b8\u76ee\u306e\u8981\u6c42<\/strong>: \u901a\u5e38\u901a\u308a<code>ORDER BY ... LIMIT N<\/code>\u3067\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54<\/strong>: \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3068\u5171\u306b\u3001<strong>\u300c\u6700\u5f8c\u306e\u884c\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u5024\uff08\u30ab\u30fc\u30bd\u30eb\uff09\u300d<\/strong>\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u8fd4\u3057\u307e\u3059\u3002\uff08\u4f8b\uff1a<code>salary=280, employee_id=3<\/code>\uff09<\/li>\n<li><strong>2\u30da\u30fc\u30b8\u76ee\u306e\u8981\u6c42<\/strong>: \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001\u53d7\u3051\u53d6\u3063\u305f\u30ab\u30fc\u30bd\u30eb\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u542b\u3081\u3066\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u306e\u51e6\u7406<\/strong>: <code>WHERE<\/code>\u53e5\u3092\u4f7f\u3063\u3066\u3001\u300c\u30ab\u30fc\u30bd\u30eb\uff08\u7d66\u4e0e280\u3001ID 3\uff09\u3088\u308a\u5f8c\u300d\u306e\u30c7\u30fc\u30bf\u3092\u691c\u7d22\u3057\u3001\u305d\u3053\u304b\u3089N\u4ef6\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u65b9\u6cd5\u306a\u3089\u3001\u4f55\u30da\u30fc\u30b8\u76ee\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3082DB\u306f\u5e38\u306b\u52b9\u7387\u7684\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30b9\u30ad\u30e3\u30f3\u3092\u5b9f\u884c\u3067\u304d\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u300c\u8aad\u307f\u6368\u3066\u300d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>OFFSET\u65b9\u5f0f\u3068\u30ab\u30fc\u30bd\u30eb\u65b9\u5f0f\u306e\u6bd4\u8f03<\/h3>\n<p>\u3069\u3061\u3089\u306e\u65b9\u5f0f\u306b\u3082\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u9069\u5207\u306b\u4f7f\u3044\u5206\u3051\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>OFFSET\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/th>\n<th>\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong><\/td>\n<td>\u5f8c\u308d\u306e\u30da\u30fc\u30b8\u307b\u3069\u9045\u304f\u306a\u308b 🐢<\/td>\n<td>\u5e38\u306b\u4e00\u5b9a\u3067\u9ad8\u901f 🚀<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b9f\u88c5\u306e\u5bb9\u6613\u3055<\/strong><\/td>\n<td>\u975e\u5e38\u306b\u7c21\u5358<\/td>\n<td><code>WHERE<\/code>\u53e5\u306e\u6761\u4ef6\u304c\u3084\u3084\u8907\u96d1\u306b\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6a5f\u80fd\u7684\u5236\u7d04<\/strong><\/td>\n<td>\u300c5\u30da\u30fc\u30b8\u76ee\u3078\u300d\u306e\u3088\u3046\u306a\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u304c\u53ef\u80fd<\/td>\n<td>\u300c\u6b21\u3078\u300d\u300c\u524d\u3078\u300d\u306f\u5f97\u610f\u3060\u304c\u3001\u7279\u5b9a\u30da\u30fc\u30b8\u3078\u306e\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u306f\u5b9f\u88c5\u56f0\u96e3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e00\u822c\u7684\u306aWeb\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u753b\u9762\u3084\u3001\u4ef6\u6570\u304c\u305d\u308c\u307b\u3069\u591a\u304f\u306a\u3044\u63b2\u793a\u677f\u306a\u3069\u3067\u306f\u624b\u8efd\u306a<code>OFFSET<\/code>\u65b9\u5f0f\u3067\u5341\u5206\u306a\u5834\u5408\u3082\u591a\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001API\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u8a08\u3084\u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u306e\u5b9f\u88c5\u306a\u3069\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u91cd\u8996\u3055\u308c\u308b\u5834\u9762\u3067\u306f\u3001\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306e\u63a1\u7528\u3092\u691c\u8a0e\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u3002<\/p>\n<h2>\u307e\u3068\u3081\uff1a\u5805\u7262\u306a\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u8a66\u9a13\u5bfe\u7b56<\/h2>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001SQL\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u306e\u57fa\u672c\u304b\u3089\u3001\u5b89\u5b9a\u30bd\u30fc\u30c8\u306e\u91cd\u8981\u6027\u3001\u3055\u3089\u306b\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306b\u81f3\u308b\u307e\u3067\u3092\u6df1\u6398\u308a\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u4e00\u898b\u5358\u7d14\u306b\u898b\u3048\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u306b\u306f\u3001\u300c<strong>\u30bd\u30fc\u30c8\u306e\u4e0d\u5b89\u5b9a\u6027\u306b\u3088\u308b\u30c7\u30fc\u30bf\u4e0d\u6574\u5408<\/strong>\u300d\u3068\u300c<strong><code>OFFSET<\/code>\u53e5\u306b\u3088\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u52a3\u5316<\/strong>\u300d\u3068\u3044\u3046\u3001\u4e8c\u3064\u306e\u5927\u304d\u306a\u843d\u3068\u3057\u7a74\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3092\u7406\u89e3\u3044\u305f\u3060\u3051\u305f\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u3053\u308c\u3089\u306e\u77e5\u8b58\u3092\u5b9f\u52d9\u3084\u8cc7\u683c\u8a66\u9a13\u3067\u6d3b\u304b\u3059\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3068\u8981\u70b9\u3092\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n<h3>\u5b9f\u88c5\u524d\u306b\u78ba\u8a8d\u3057\u305f\u3044\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306f\u3001\u4ee5\u4e0b\u306e\u9805\u76ee\u3092\u5e38\u306b\u81ea\u554f\u81ea\u7b54\u3059\u308b\u7656\u3092\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><strong>[ ] <code>ORDER BY<\/code>\u53e5\u306f\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\uff1f<\/strong><br \/>\n \u3053\u308c\u304c\u306a\u3051\u308c\u3070\u3001\u30da\u30fc\u30b8\u3092\u3081\u304f\u308b\u305f\u3073\u306b\u9806\u5e8f\u304c\u5909\u308f\u308a\u3001\u8a71\u306b\u306a\u308a\u307e\u305b\u3093\u3002<\/li>\n<li><strong>[ ] <code>ORDER BY<\/code>\u53e5\u306e\u30ad\u30fc\u306f\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\uff1f<\/strong><br \/>\n <code>created_at<\/code>\uff08\u4f5c\u6210\u65e5\u6642\uff09\u3084 <code>price<\/code>\uff08\u4fa1\u683c\uff09\u306a\u3069\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6307\u5b9a\u3059\u308b\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u3001\u307b\u307c\u5168\u3066\u91cd\u8907\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li><strong>[ ] \u30bd\u30fc\u30c8\u30ad\u30fc\u304c\u91cd\u8907\u3059\u308b\u5834\u5408\u3001\u9806\u5e8f\u3092\u4e00\u610f\u306b\u6c7a\u3081\u308b\u5217\uff08\u4e3b\u30ad\u30fc\u306a\u3069\uff09\u3092\u672b\u5c3e\u306b\u8ffd\u52a0\u3057\u305f\u304b\uff1f<\/strong><br \/>\n \u3053\u308c\u304c\u5b89\u5b9a\u30bd\u30fc\u30c8\u3092\u5b9f\u73fe\u3059\u308b<strong>\u552f\u4e00\u306e\u539f\u5247<\/strong>\u3067\u3059\u3002\uff08\u4f8b: <code>ORDER BY created_at DESC, post_id ASC<\/code>\uff09<\/li>\n<li><strong>[ ] <code>OFFSET<\/code>\u53e5\u306b\u3088\u308b\u6027\u80fd\u52a3\u5316\u306f\u8a31\u5bb9\u7bc4\u56f2\u304b\uff1f<\/strong><br \/>\n \u60f3\u5b9a\u3055\u308c\u308b\u6700\u5927\u30c7\u30fc\u30bf\u4ef6\u6570\u3068\u6700\u5927\u30da\u30fc\u30b8\u6570\u3092\u8003\u616e\u3057\u307e\u3057\u3087\u3046\u3002\u6570\u5343\u4ef6\u7a0b\u5ea6\u306a\u3089\u554f\u984c\u306b\u306a\u3089\u306a\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u6570\u5341\u4e07\u4ef6\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u8981\u6ce8\u610f\u3067\u3059\u3002<\/li>\n<li><strong>[ ] \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u304c\u53b3\u3057\u3044\u5834\u5408\u3001\u30ab\u30fc\u30bd\u30eb\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u3092\u691c\u8a0e\u3057\u305f\u304b\uff1f<\/strong><br \/>\n \u7121\u9650\u30b9\u30af\u30ed\u30fc\u30eb\u3001\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u6271\u3046API\u306a\u3069\u3067\u306f\u3001\u30ab\u30fc\u30bd\u30eb\u65b9\u5f0f\u304c\u6a19\u6e96\u7684\u306a\u89e3\u6c7a\u7b56\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u30fb\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306b\u5411\u3051\u3066<\/h3>\n<p>\u3053\u308c\u3089\u306e\u30c6\u30fc\u30de\u306f\u3001IPA\u304c\u5b9f\u65bd\u3059\u308b\u9ad8\u5ea6\u60c5\u5831\u51e6\u7406\u6280\u8853\u8005\u8a66\u9a13\u3001\u7279\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u306e\u5348\u5f8c\u554f\u984c\u3067\u983b\u51fa\u3057\u307e\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u5834\u5408\u3001\u300c<strong>\u63d0\u793a\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\u3068SQL\u6587\u306e\u554f\u984c\u70b9\u3092\u6307\u6458\u3057\u3001\u6539\u5584\u6848\u3092\u793a\u305b<\/strong>\u300d\u3068\u3044\u3046\u5f62\u5f0f\u3067\u554f\u308f\u308c\u307e\u3059\u3002\u305d\u306e\u969b\u3001<code>ORDER BY<\/code>\u53e5\u306b\u30e6\u30cb\u30fc\u30af\u306a\u30ad\u30fc\u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044SQL\u306f\u3001\u683c\u597d\u306e\u63a1\u70b9\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\u300c\u3053\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u696d\u52d9\u4e0a\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u4e3b\u30ad\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u9806\u5e8f\u3092\u4e00\u610f\u306b\u78ba\u5b9a\u3055\u305b\u308b\u3079\u304d\u3067\u3042\u308b\u300d\u3068\u6307\u6458\u3067\u304d\u308c\u3070\u3001\u9ad8\u5f97\u70b9\u304c\u671f\u5f85\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u6271\u3046\u30b7\u30ca\u30ea\u30aa\u3067<code>OFFSET<\/code>\u3092\u4f7f\u3063\u305f\u975e\u52b9\u7387\u306aSQL\u304c\u793a\u3055\u308c\u3001\u305d\u306e\u6027\u80fd\u554f\u984c\u3092\u6307\u6458\u3055\u305b\u308b\u30d1\u30bf\u30fc\u30f3\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u5b66\u3093\u3060\u77e5\u8b58\u306f\u3001\u8a66\u9a13\u554f\u984c\u306b\u6f5c\u3080\u300c\u51fa\u984c\u8005\u306e\u610f\u56f3\u300d\u3092\u7684\u78ba\u306b\u898b\u629c\u304f\u305f\u3081\u306e\u5f37\u529b\u306a\u6b66\u5668\u3068\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OFFSET\/FETCH\u306b\u3088\u308b\u30da\u30fc\u30b8\u30f3\u30b0\u51e6\u7406\u3068\u5b89\u5b9a\u30bd\u30fc\u30c8\uff08\u4eee\uff09 Web\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u5f53\u305f\u308a\u524d\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u300c\u6b21\u306e\u30da\u30fc\u30b8\u3078\u300d\u3068\u3044\u3046\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3002\u591a\u304f\u306e\u958b\u767a\u73fe\u5834\u3067\u306f\u3001SQL\u306eOFFSE … <\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","columnck":"","stmeta_robots":"index, follow","st_titlewords":"","st_title_extra":"","st_keywords":"","st_description":"","st_display_ad_mark":"","st_display_ad_mark_hide":"","textcopyck":"","st_copyright":"","st_copyurl":"","eyecatch_set":"","st_youtube_url":"","st_youtube_eyecatch":"","headerwidget_set":"","updatewidget_set":"","kanrenwidget_set":"","ikkatuwidget_set":"","koukoku_set":"","auto_adsense_koukoku_set":"","st_redirect":"","st_redirect_url_as_canonical":"","st_redirect_pvm_do_not_track":"","post_data_updatewidget_set":"","st_post_header_under_bg":"","st_twitter_tag":"","affinger_note":"","rankdisplayck":"","st_head_code":"","st_footer_code":"","st_post_header_under_code":"","_st_toc_override":false,"_st_toc_settings":[]},"categories":[3],"tags":[6],"class_list":["post-6081","post","type-post","status-publish","format-standard","hentry","category-ipa","tag-6"],"_links":{"self":[{"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/posts\/6081","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/comments?post=6081"}],"version-history":[{"count":0,"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/posts\/6081\/revisions"}],"wp:attachment":[{"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/media?parent=6081"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/categories?post=6081"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sky-peace.net\/certified\/wp-json\/wp\/v2\/tags?post=6081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}