{"id":485,"date":"2025-11-03T09:57:50","date_gmt":"2025-11-03T00:57:50","guid":{"rendered":"https:\/\/se-pg-toolbox.com\/?p=485"},"modified":"2025-11-03T09:58:25","modified_gmt":"2025-11-03T00:58:25","slug":"sql%e3%81%a7%e6%96%87%e5%ad%97%e5%88%97%e3%82%92%e7%b5%90%e5%90%88%e3%80%81%e5%88%86%e5%89%b2%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/se-pg-toolbox.com\/?p=485","title":{"rendered":"SQL\u3067\u6587\u5b57\u5217\u3092\u7d50\u5408\u3001\u5206\u5272\u3059\u308b"},"content":{"rendered":"\n<p>\u4eca\u56de\u306fSQL\u3092\u7528\u3044\u3066\u6587\u5b57\u5217\u3092\u7d50\u5408\u3001\u5206\u5272\u3092\u884c\u3046\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<br><br>\u7279\u306b\u6587\u5b57\u5217\u306e\u7d50\u5408\u306f\u5b9f\u969b\u306e\u696d\u52d9\u3067\u3082\u3088\u304f\u4f7f\u3046\u306e\u3067\u3001\u3084\u308a\u65b9\u3092\u3057\u3063\u304b\u308a\u3068\u628a\u63e1\u3057\u3066\u304a\u304d\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u3002<br><br>\u6587\u5b57\u5217\u306e\u5206\u5272\u306f\u57fa\u672c\u7684\u306b\u4f7f\u3046\u6a5f\u4f1a\u304c\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u3053\u3046\u3044\u3046\u65b9\u6cd5\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3060\u3051\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3044\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SQL\u3067\u6587\u5b57\u5217\u3092\u7d50\u5408\u3059\u308b<\/h2>\n\n\n\n<p>SQL\u3067\u6587\u5b57\u5217\u3092\u7d50\u5408\u3059\u308b\u306e\u306f\u3044\u304f\u3064\u304b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u304c\u3001CONCAT\u95a2\u6570\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3092\u7d50\u5408\u3059\u308b\u65b9\u6cd5\u3092\u77e5\u3063\u3066\u304a\u304f\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<br><br><span class=\"marker2\">CONCAT\u306fOracle\u3067\u306f\u5f15\u6570\u3092\uff12\u3064\u3057\u304b\u6307\u5b9a\u3067\u304d\u306a\u3044<\/span>\u306e\u3067\u4f7f\u3046\u5834\u5408\u306f\u5de5\u592b\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001<span class=\"marker2\">SQL Server\u306a\u3069\u3067\u306f3\u3064\u4ee5\u4e0a\u306e\u5f15\u6570\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/span><br><br>SQL Server\u3067CONCAT\u3092\u4f7f\u3063\u305f\u6587\u5b57\u5217\u7d50\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT CONCAT(&#39;\u7a0e\u8fbc&#39;, &#39;1000&#39;, &#39;\u5186&#39;) AS \u7a0e\u8fbc\u91d1\u984d;<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u3092\u5b9f\u884c\u3057\u3066\u307f\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"177\" height=\"66\" src=\"https:\/\/se-pg-toolbox.com\/wp-content\/uploads\/2025\/11\/article31_1.png\" alt=\"\" class=\"wp-image-486\"\/><\/figure>\n\n\n\n<p>\uff13\u3064\u306e\u6587\u5b57\u5217\u3067\u3042\u308b\u300c\u7a0e\u8fbc\u300d\u3001\u300c1000\u300d\u3001\u300c\u5186\u300d\u3092\u7d50\u5408\u3057\u3066\u3001\u300c\u7a0e\u8fbc1000\u5186\u300d\u304c\u7d50\u679c\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u69d8\u5b50\u304c\u78ba\u8a8d\u3067\u304d\u305f\u306e\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<br><br>\u3053\u306eCONCAT\u3092\u4f7f\u3046\u65b9\u6cd5\u306f\u591a\u304f\u306e\u30e1\u30b8\u30e3\u30fc\u306aSQL\u3067\u4f7f\u3048\u308b\u305f\u3081\u3001\u3053\u308c\u4e00\u3064\u899a\u3048\u3066\u304a\u304f\u3068MySQL\u3092\u4f7f\u3046\u3053\u3068\u306b\u306a\u3063\u3066\u3082\u3001PostgreSQL\u3092\u4f7f\u3046\u3053\u3068\u306b\u306a\u3063\u3066\u3082\u554f\u984c\u306a\u304f\u6587\u5b57\u5217\u306e\u7d50\u5408\u304c\u884c\u3048\u307e\u3059\u3002<br><br><br>\u4e8c\u3064\u3081\u306e\u65b9\u6cd5\u3068\u3057\u3066\u306f<span class=\"marker2\">\u2019+\u2019\u6f14\u7b97\u5b50\u3092\u4f7f\u3046<\/span>\u65b9\u6cd5\u3067\u3059\u3002<br><br>\u3053\u3061\u3089\u306e\u65b9\u304c\u5206\u304b\u308a\u3084\u3059\u3044\u3068\u3044\u3046\u65b9\u3082\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br><br>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT &#39;\u7a0e\u8fbc&#39; + &#39;1000&#39; + &#39;\u5186&#39; AS \u7a0e\u8fbc\u91d1\u984d2;<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u300c\u7a0e\u8fbc1000\u5186\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u69d8\u5b50\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<br><br><br>\u4e09\u3064\u3081\u306e\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001<span class=\"marker2\">&#8216;||&#8217;\u6f14\u7b97\u5b50\u3092\u4f7f\u3046\u65b9\u6cd5<\/span>\u3067\u3059\u3002<br><br>\u3053\u306e\u66f8\u304d\u65b9\u304c\u51fa\u6765\u308b\u306e\u306fPostgreSQL\u3001Oracle\u306a\u3069\u3067\u3059\u304c\u3001SQL Server\u3082SQL Server 2025 (17.x) \u30d7\u30ec\u30d3\u30e5\u30fc\u3067\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u306e\u3067\u3001\u6b63\u5f0f\u7248\u3067\u4f7f\u3048\u308b\u65e5\u3082\u305d\u3046\u9060\u304f\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br><br>\u66f8\u304d\u65b9\u3068\u3057\u3066\u306f&#8217;+&#8217;\u3092\u4f7f\u3046\u4ee3\u308f\u308a\u306b&#8217;||&#8217;\u3092\u4f7f\u3046\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>SELECT &#39;\u7a0e\u8fbc&#39; || &#39;1000&#39; || &#39;\u5186&#39; AS \u7a0e\u8fbc\u91d1\u984d3;<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u306eSQL\u3092\u5b9f\u884c\u3057\u3066\u3082\u300c\u7a0e\u8fbc1000\u5186\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u69d8\u5b50\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SQL\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b<\/h2>\n\n\n\n<p>SQL\u3067<span class=\"marker2\">\u30ab\u30f3\u30de\u533a\u5207\u308a\u306a\u3069\u3067\u533a\u5207\u308a\u6587\u5b57\u3092\u6307\u5b9a\u3057\u3066\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u3066\u8907\u6570\u306e\u884c\u306b\u3059\u308b<\/span>\u306e\u306fSQL Server\u306a\u3069<span class=\"marker2\">\u4e00\u90e8\u306eSQL\u3067\u3057\u304b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/span><br><br>\u3057\u304b\u3082SQL Server\u306e\u5834\u5408\u306f2016\u4ee5\u964d\u3068\u3044\u3046\u6761\u4ef6\u4ed8\u304d\u3067\u3059\u3002<br><br>\u4ed6\u306eSQL\u306b\u3082\u533a\u5207\u308a\u6587\u5b57\u6307\u5b9a\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u6a5f\u80fd\u304c\u3042\u308b\u3082\u306e\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u6307\u5b9a\u3057\u3066\uff11\u3064\u3057\u304b\u53d6\u308a\u51fa\u305b\u306a\u3044\u3082\u306e\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<br><br>\u5b9f\u969b\u306e\u696d\u52d9\u3067SQL\u3092\u7d44\u3080\u5834\u5408\u3082\u6587\u5b57\u5217\u306e\u5206\u5272\u3092\u7d44\u3080\u6a5f\u4f1a\u306f\u307b\u3068\u3093\u3069\u306a\u304f\u3001SQL\u306b\u3084\u3089\u305b\u308b\u306e\u3067\u306f\u306a\u304f\u3001<span class=\"marker2\">SQL\u306e\u7d50\u679c\u3092\u53d7\u3051\u53d6\u3063\u305f\u5f8c\u306b\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u5074\u3067\u6587\u5b57\u5217\u5206\u5272\u3059\u308b\u65b9\u304c\u591a\u3044<\/span>\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br><br><br>SQL Server\u3067\u533a\u5207\u308a\u6587\u5b57\u6307\u5b9a\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u66f8\u304d\u65b9\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>SELECT value AS \u5e72\u652f from string_split(&#39;\u5b50,\u4e11,\u5bc5,\u536f,\u8fb0,\u5df3,\u5348,\u672a,\u7533,\u9149,\u620c,\u4ea5&#39;, &#39;,&#39;);<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3057\u3066\u884c\u3054\u3068\u306b\u683c\u7d0d\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"103\" height=\"334\" src=\"https:\/\/se-pg-toolbox.com\/wp-content\/uploads\/2025\/11\/article31_2.png\" alt=\"\" class=\"wp-image-487\"\/><\/figure>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u30af\u30a8\u30ea\u306e\u5185\u5bb9\u3092\u898b\u3066\u9802\u304f\u3068\u5206\u304b\u308b\u306e\u3067\u3059\u304c\u3001\u3053\u306e\u66f8\u304d\u65b9\u306f<span class=\"marker2\">\u7d50\u69cb\u30af\u30bb\u304c\u3042\u308a\u307e\u3059\u3002<\/span><br><br>string_split\u3092\u5b9f\u884c\u3057\u305f\u7d50\u679c\u304c\u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\u3055\u308c\u3001\u5217\u540d\u304cvalue\u3068\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u306a\u304b\u306a\u304b\u4f7f\u3044\u3065\u3089\u3044\u4ed5\u69d8\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br><br>\u305d\u306e\u305f\u3081\u3001<span class=\"marker2\">string_split\u306f\u3053\u3093\u306a\u3082\u306e\u304c\u3042\u308b\u3068\u3044\u3046\u7a0b\u5ea6\u306b\u7406\u89e3\u3057\u3066\u3001\u6587\u5b57\u5217\u306e\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u306e\u5206\u5272\u306a\u3069\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u5074\u3067\u884c\u3046\u306e\u304c\u8ce2\u660e<\/span>\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u4eca\u56de\u304a\u8a71\u3057\u3057\u305f\u3053\u3068\u3092\u307e\u3068\u3081\u307e\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6587\u5b57\u5217\u306e\u7d50\u5408\u306b\u306fCONCAT\u95a2\u6570\u3001+\u6f14\u7b97\u5b50\u3001||\u6f14\u7b97\u5b50\u304c\u5b58\u5728\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u6587\u5b57\u5217\u306e\u6307\u5b9a\u6587\u5b57\u3067\u306e\u5206\u5272\u306fSQL Server\u306a\u3069\u306e\u4e00\u90e8\u306eSQL\u306b\u306f\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u57fa\u672c\u7684\u306b\u7121\u3044\u3082\u306e\u3068\u601d\u3063\u305f\u65b9\u304c\u3044\u3044<\/li>\n<\/ol>\n\n\n\n<p>\u6587\u5b57\u5217\u306e\u7d50\u5408\u306f\u30af\u30a8\u30ea\u3067\u53d6\u5f97\u3057\u305f\u7d50\u679c\u3092\u30af\u30a8\u30ea\u5185\u3067\u52a0\u5de5\u3067\u304d\u308b\u306e\u3067\u3001\u4f7f\u7528\u983b\u5ea6\u306f\u305d\u3053\u305d\u3053\u3042\u308a\u307e\u3059\u3002<br><br>\u3057\u304b\u3057\u3001\u6587\u5b57\u5217\u306e\u6307\u5b9a\u6587\u5b57\u3067\u306e\u5206\u5272\u306f\u30af\u30a8\u30ea\u5185\u306b\u66f8\u304f\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002<br><br>\u7406\u7531\u3068\u3057\u3066\u306f\u66f8\u304d\u65b9\u306b\u30af\u30bb\u304c\u3042\u3063\u305f\u308a\u3001SQL\u306b\u3088\u3063\u3066\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3082\u3042\u308b\u304b\u3089\u3067\u3059\u3002<br><br>\u305d\u306e\u305f\u3081\u3001\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u305f\u7d50\u679c\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u5074\u3067\u53d7\u3051\u53d6\u308a\u3001\u305d\u3053\u3067\u6587\u5b57\u5217\u306e\u5206\u5272\u3092\u884c\u3046\u65b9\u6cd5\u304c\u73fe\u5b9f\u7684\u306a\u65b9\u6cd5\u306b\u306a\u308a\u307e\u3059\u3002<br><br>\u30af\u30a8\u30ea\u3067\u306e\u6587\u5b57\u5217\u7d50\u5408\u306f\u5b9f\u88c5\u53ef\u80fd\u3001\u6587\u5b57\u5217\u5206\u5272\u306f\u5b9f\u88c5\u56f0\u96e3\u3082\u3057\u304f\u306f\u5b9f\u88c5\u4e0d\u53ef\u80fd\u3001\u3053\u306e\u3088\u3046\u306b\u899a\u3048\u3066\u304a\u3044\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u3001\u5b9f\u969b\u306e\u958b\u767a\u306e\u4f5c\u696d\u306e\u6642\u306b\u56f0\u3089\u306a\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><span 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