{"categories":["SQL"],"blog_url":"https://dk521123.hatenablog.com/","provider_name":"Hatena Blog","blog_title":"\u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2","version":"1.0","url":"https://dk521123.hatenablog.com/entry/34139759","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdk521123.hatenablog.com%2Fentry%2F34139759\" title=\"\u3010SQL\u3011\u30ec\u30b3\u30fc\u30c9\u304c\u5b58\u5728\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u3089\u3001INSERT\u3059\u308b\u306b\u306f - \u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2014-10-19 13:16:04","author_name":"dk521123","image_url":null,"height":"190","width":"100%","title":"\u3010SQL\u3011\u30ec\u30b3\u30fc\u30c9\u304c\u5b58\u5728\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u3089\u3001INSERT\u3059\u308b\u306b\u306f","description":"\u30ec\u30b3\u30fc\u30c9\u304c\u5b58\u5728\u3057\u3066\u3044\u306a\u304b\u3063\u305f\u3089\u3001INSERT\u3059\u308b\u306b\u306f * \u6761\u4ef6\u306b\u300cNOT EXISTS\u300d\u3092\u5229\u7528\u3059\u308b => WHERE NOT EXISTS (SELECT * FROM \u3010\u30c6\u30fc\u30d6\u30eb\u540d\u3011 WHERE \u3010\u4e3b\u30ad\u30fc\u540d\u3011='\u3010\u4e3b\u30ad\u30fc\u5024\u3011'); \u30b5\u30f3\u30d7\u30eb \u4f8b1\uff1aPostgreSQL \u4f7f\u7528\u3059\u308b\u30c6\u30fc\u30d6\u30eb CREATE TABLE person ( id character(8) NOT NULL, name character varying(100), sex character(1), updatedate timestamp without time zone, CONSTRAINT person_pk\u2026","author_url":"https://blog.hatena.ne.jp/dk521123/","type":"rich"}