{"id":7972,"date":"2024-03-14T23:23:11","date_gmt":"2024-03-14T14:23:11","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/db2%e3%81%a7%e3%81%af%e3%80%81%e7%89%b9%e5%ae%9a%e3%81%ae%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%81%ae%e5%be%8c%e3%81%ab%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e8%bf%bd\/"},"modified":"2025-08-03T17:33:21","modified_gmt":"2025-08-03T08:33:21","slug":"db2%e3%81%a7%e3%81%af%e3%80%81%e7%89%b9%e5%ae%9a%e3%81%ae%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%81%ae%e5%be%8c%e3%81%ab%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e8%bf%bd","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/db2%e3%81%a7%e3%81%af%e3%80%81%e7%89%b9%e5%ae%9a%e3%81%ae%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%81%ae%e5%be%8c%e3%81%ab%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%82%92%e8%bf%bd\/","title":{"rendered":"DB2\uff1a\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u5f8c\u306b\u5217\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u3010ALTER 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\u6570\u636e\u7c7b\u578b;\r\n<\/code><\/pre>\n<p>&#8220;employees&#8221;\u8868\u306e&#8221;salary&#8221;\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5f8c\u306b&#8221;bonus&#8221;\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">ALTER<\/span> <span class=\"hljs-keyword\">TABLE<\/span> employees <span class=\"hljs-keyword\">ADD<\/span> bonus <span class=\"hljs-type\">DECIMAL<\/span>;\r\n<\/code><\/pre>\n<ol>\n<li>\u65b0\u3057\u3044\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u4f4d\u7f6e\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001AFTER\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001&#8221;salary&#8221;\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5f8c\u306b&#8221;bonus&#8221;\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">ALTER<\/span> <span class=\"hljs-keyword\">TABLE<\/span> employees <span class=\"hljs-keyword\">ADD<\/span> bonus <span class=\"hljs-type\">DECIMAL<\/span> AFTER salary;\r\n<\/code><\/pre>\n<ol>\n<li>\u6700\u7d42\u7684\u306b\u3001\u5909\u66f4\u3092\u63d0\u51fa\u3057\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">COMMIT<\/span>;\r\n<\/code><\/pre>\n<p>DB2\u306e\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5f8c\u306b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002ALTER TABLE\u6587\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u3001\u4e88\u671f\u3057\u306a\u3044\u30c8\u30e9\u30d6\u30eb\u3092\u9632\u3050\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DB2\u3067\u7279\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5f8c\u306b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u306b\u306f\u3001ALTER 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