{"id":131442,"date":"2024-03-25T19:07:17","date_gmt":"2024-03-25T10:07:17","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/sql%e3%81%a7%e8%a4%87%e6%95%b0%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e4%b8%80%e5%ba%a6%e3%81%ab%e6%9b%b4%e6%96%b0%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f\/"},"modified":"2024-04-05T17:50:06","modified_gmt":"2024-04-05T08:50:06","slug":"sql%e3%81%a7%e8%a4%87%e6%95%b0%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e4%b8%80%e5%ba%a6%e3%81%ab%e6%9b%b4%e6%96%b0%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/sql%e3%81%a7%e8%a4%87%e6%95%b0%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e4%b8%80%e5%ba%a6%e3%81%ab%e6%9b%b4%e6%96%b0%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f\/","title":{"rendered":"sql\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u66f4\u65b0\u3059\u308b\u306b\u306f\uff1f"},"content":{"rendered":"<p>SQL\u3067\u306f\u3001UPDATE\u6587\u3092\u4f7f\u3046\u3053\u3068\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>UPDATE \u8868\u540d\r\nSET \u5217\u540d1 = \u503c1,\r\n\u5217\u540d2 = \u503c2,\r\n...\r\nWHERE \u6761\u4ef6;\r\n<\/code><\/pre>\n<p>\u4f8b\u3048\u3070\u3001\u300cstudents\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u304c id\u3001name\u3001age \u306e\u30ab\u30e9\u30e0\u3092\u6301\u3063\u3066\u304a\u308a\u300118 \u6b73\u672a\u6e80\u306e\u540d\u524d\u3092\u300c\u672a\u6210\u5e74\u300d\u306b\u5909\u66f4\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>UPDATE students\r\nSET name = '\u672a\u6210\u5e74'\r\nWHERE age &lt; 18;\r\n<\/code><\/pre>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e 18 \u6b73\u672a\u6e80\u306e\u751f\u5f92\u306e\u540d\u524d\u306f\u300c\u672a\u6210\u5e74\u8005\u300d\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>WHERE\u53e5\u306f\u66f4\u65b0\u306e\u6761\u4ef6\u3092\u6307\u5b9a\u3059\u308b\u3082\u306e\u3067\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3059\u884c\u306e\u307f\u304c\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002WHERE\u53e5\u3092\u6307\u5b9a\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u3059\u3079\u3066\u306e\u884c\u304c\u66f4\u65b0\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u66f4\u65b0\u3059\u308b\u5834\u5408\u306f\u3001WHERE\u53e5\u306e\u6761\u4ef6\u304c\u9593\u9055\u3044\u306a\u304f\u5e0c\u671b\u3059\u308b\u30c7\u30fc\u30bf\u306e\u307f\u304c\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u5341\u5206\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SQL\u3067\u306f\u3001UPDATE\u6587\u3092\u4f7f\u3046\u3053\u3068\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002 UPDATE \u8868\u540d SET \u5217\u540d1 = \u503c1, \u5217\u540d2 = \u503c2, &#8230; WHERE \u6761\u4ef6; \u4f8b\u3048\u3070\u3001\u300cstudents\u300d\u3068 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-131442","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>sql\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u66f4\u65b0\u3059\u308b\u306b\u306f\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/sql\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u66f4\u65b0\u3059\u308b\u306b\u306f\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"sql\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u4e00\u5ea6\u306b\u66f4\u65b0\u3059\u308b\u306b\u306f\uff1f\" \/>\n<meta property=\"og:description\" content=\"SQL\u3067\u306f\u3001UPDATE\u6587\u3092\u4f7f\u3046\u3053\u3068\u3067\u8907\u6570\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002 UPDATE \u8868\u540d SET \u5217\u540d1 = \u503c1, \u5217\u540d2 = \u503c2, ... 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