{"author_name":"cotacotto","url":"https://cotacotto.hatenablog.jp/entry/20091229/1262106958","version":"1.0","title":"\u3057\u3089\u3093\u304b\u3063\u305f\uff12","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/cotacotto/","provider_url":"https://hatena.blog","height":"190","categories":["Oracle","\u30e1\u30e2"],"blog_url":"https://cotacotto.hatenablog.jp/","type":"rich","description":"Oracle\u3060\u3051\u3067\u306f\u306a\u3044\u307f\u305f\u3044\u3060\u3051\u3069\u3001SQL\u306e\u96c6\u8a08\u95a2\u6570\u3067\u540c\u4e00\u306e\u5024\u306e\u91cd\u8907\u3092\u907f\u3051\u305f\u3044\u3068\u304d\u5f15\u6570\u306bDISTINCT\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u4eca\u65e5\u77e5\u3063\u305f\u3002\u53c2\u8003\u2192http://www.sql-master.net/articles/SQL278.htmlselect sum(hoge) from A\u4e0a\u306eSQL\u6587\u306esum\u306e\u5f15\u6570\u306e\u4e2d\u306bALL\u304c\u7701\u7565\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3059\u3089\u77e5\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u2026\u3002select sum(distinct hoge) from A\u3053\u3093\u306a\u3075\u3046\u306b\u66f8\u3051\u308b\u306e\u304b\u3041\u2026\u3002\u30b7\u30e7\u30c3\u30af\u3092\u3046\u3051\u305f\u5927\u6666\u65e5\u30a4\u30d6\u2026\u3002","blog_title":"cotacotto\u3076\u308d\u3050","published":"2009-12-29 02:15:58","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcotacotto.hatenablog.jp%2Fentry%2F20091229%2F1262106958\" title=\"\u3057\u3089\u3093\u304b\u3063\u305f\uff12 - cotacotto\u3076\u308d\u3050\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%"}