{"title":"SQL Server Compact Edition\u306b\u306fISNULL()\u95a2\u6570\u304c\u7121\u3044","description":"Windows Mobile + .Net Compact Framework + SQL Server Compact Edition\u3067\u958b\u767a\u3057\u305f\u3068\u304d\u306e\u30e1\u30e2\u3002SQL Server Compact Edition\u306b\u306fISNULL()\u95a2\u6570\u304c\u7121\u3044\u3002 select ISNULL(col1, '') from table1; \u3068\u66f8\u304f\u3068col1\u304cNULL\u306e\u6642\u306fTrue\u304c\u3001\u305d\u3046\u3067\u306a\u3044\u3068\u304d\u306fFalse\u304c\u8fd4\u3055\u308c\u308b\u3002 IS NULL\u69cb\u6587\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u3066\u3044\u308b\u306e\u3060\u308d\u3046\u304b\uff1fISNULL()\u95a2\u6570\u304c\u7121\u3044\u306e\u3067CASE\u5f0f\u3092\u4f7f\u3046\u3053\u3068\u306b\u3059\u308b\u3002 select case when col1 is null then '' else c\u2026","width":"100%","author_url":"https://blog.hatena.ne.jp/yokkong/","url":"https://yokkong.hatenadiary.org/entry/20101217/1292557588","provider_url":"https://hatena.blog","image_url":null,"blog_url":"https://yokkong.hatenadiary.org/","height":"190","published":"2010-12-17 12:46:28","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyokkong.hatenadiary.org%2Fentry%2F20101217%2F1292557588\" title=\"SQL Server Compact Edition\u306b\u306fISNULL()\u95a2\u6570\u304c\u7121\u3044 - yokkong\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"yokkong","version":"1.0","provider_name":"Hatena Blog","categories":["WM"],"blog_title":"yokkong\u306e\u65e5\u8a18","type":"rich"}