{"title":"DB\u95a2\u4fc2\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3060\u30e1\u30e2","version":"1.0","description":"Oracle\u3092\u30d9\u30fc\u30b9\u306b\u66f8\u3044\u3066\u3044\u308b\u8a18\u4e8b\u3060\u3051\u3069\u3001\u8981\u70b9\u3060\u3051\u30e1\u30e2\u3002http://itpro.nikkeibp.co.jp/article/COLUMN/20061205/255978/?ST=middleware Where\u53e5\u305d\u306e\u512a\u5148\u9806\u4f4d\u306f\u9ad8\u3044\u65b9\u304b\u3089\uff0cNOT\uff0cAND\uff0cOR\u306e\u9806\u306b\u306a\u308b where A or B and C\u306f\u3001B and C\u3057\u3066\u304b\u3089 or\u3055\u308c\u308b\u3002 A or B\u3092\u512a\u5148\u3057\u305f\u3044\u5834\u5408\u306f\u3001where (A or B) and C VARCHAR2\u578b\u306f\u53ef\u5909\u9577 VARCHAR2\u578b\u306b\u306f\uff0c\u300c\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3059\u308b\u3068\u30c7\u30fc\u30bf\u306e\u683c\u7d0d\u72b6\u614b\u304c\u60aa\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u300d\u3068\u3044\u3046\u6b20\u70b9\u304c\u3042\u308b\u3002 \u66f4\u65b0\u5f8c\u306e\u6587\u5b57\u5217\u304c\u66f4\u65b0\u524d\u306e\u6587\u5b57\u5217\u3088\u308a\u3082\u9577\u3044\u2026","url":"https://ichikaway.hatenadiary.org/entry/20071205/1196816885","type":"rich","provider_name":"Hatena Blog","categories":["SQL"],"author_name":"ichikaway","author_url":"https://blog.hatena.ne.jp/ichikaway/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fichikaway.hatenadiary.org%2Fentry%2F20071205%2F1196816885\" title=\"DB\u95a2\u4fc2\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3060\u30e1\u30e2 - \u30b5\u30e9\u30ea\u30fc\u30de\u30f3\u304b\u3089\u8d77\u696d\u3059\u308b\u30ea\u30a2\u30eb\" 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%","blog_url":"https://ichikaway.hatenadiary.org/","blog_title":"\u30b5\u30e9\u30ea\u30fc\u30de\u30f3\u304b\u3089\u8d77\u696d\u3059\u308b\u30ea\u30a2\u30eb","provider_url":"https://hatena.blog","height":"190","image_url":null,"published":"2007-12-05 10:08:05"}