{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftmotooka.hatenablog.jp%2Fentry%2F2012%2F10%2F28%2F085400\" title=\"distinct \u3068 order by - \u8077\u696d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u4f11\u65e5\u51fa\u52e4\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","version":"1.0","image_url":null,"description":"\u304d\u3063\u3068 GROUP BY \u306e\u3068\u304d\u306e\u8a71 \u3068\u540c\u3058\u7406\u5c48\u306a\u3093\u3067\u3057\u3087\u3046\u3051\u3069\u3001\u56f0\u3063\u3066\u3057\u307e\u3063\u305f\u306e\u3067\u8a18\u4e8b\u306b\u66f8\u3044\u3066\u304a\u304d\u307e\u3059\u3002 \u30c6\u30b9\u30c8\u7528\u30c6\u30fc\u30d6\u30eb\u306e\u5b9a\u7fa9\u3068\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\uff08PostgreSQL\u3067\u3082MySQL\u3067\u3082\u52d5\u4f5cOK\uff09 create table test20121028 ( id int primary key, data1 text not null ); insert into test20121028 values(1, 'aaa'); insert into test20121028 values(2, 'bbb'); insert into test20121028 values(3, 'bbb'); i\u2026","blog_title":"\u8077\u696d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u4f11\u65e5\u51fa\u52e4","author_url":"https://blog.hatena.ne.jp/t_motooka/","title":"distinct \u3068 order by","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","width":"100%","height":"190","url":"https://tmotooka.hatenablog.jp/entry/2012/10/28/085400","blog_url":"https://tmotooka.hatenablog.jp/","author_name":"t_motooka","categories":["MySQL","PostgreSQL"],"published":"2012-10-28 08:54:00"}