{"blog_title":"\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8005\u306e\u65e5\u5e38","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/A/AJYA/20121109/20121109215655.jpg","description":"SQL\u306e\u4fbf\u5229\u306a\u9762\u3092\u6539\u3081\u3066\u611f\u3058\u308b\u3002 photo credit: Alexander Becker via photopin cc \u3053\u3068\u306e\u8d77\u3053\u308a \u65e5\u4ed8\u578b\u306e\u30ab\u30e9\u30e0date1\u3068date2\u304c\u3042\u308a\u3001date1\u306fNULL\u306e\u5834\u5408\u304c\u3042\u308b\u304c\u3001date2\u306f\u5fc5\u305a\u5024\u304c\u5165\u3063\u3066\u3044\u308b\u3002 date1\u306b\u5024\u304c\u3042\u308c\u3070date1\u3092\u4f7f\u3044\u3001NULL\u3060\u3063\u305f\u3089date2\u3092\u4f7f\u3063\u3066\u3001\u30bd\u30fc\u30c8\u3092\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u304f\u306a\u3063\u305f\u3002 \u3069\u3046\u3084\u308c\u3070\u3067\u304d\u308b\u304b 1\u5217\u306b\u3057\u3066\u3057\u307e\u3048\u3070\u30bd\u30fc\u30c8\u306f\u3067\u304d\u308b\u3002 \u4eca\u56de\u306fSQL Server\u3060\u3063\u305f\u306e\u3067\u3001CASE\u3092\u4f7f\u3063\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u30bd\u30fc\u30c8\u3067\u304d\u305f\u3002 SELECT *, CASE WHEN date1 IS NOT NULL THEN d\u2026","title":"SQL\uff1aCASE\u3092\u4f7f\u3063\u3066\u5217\u3092\u307e\u3068\u3081\u308b","author_url":"https://blog.hatena.ne.jp/AJYA/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fajya.hatenablog.jp%2Fentry%2F2012%2F11%2F09%2F220846\" title=\"SQL\uff1aCASE\u3092\u4f7f\u3063\u3066\u5217\u3092\u307e\u3068\u3081\u308b - \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8005\u306e\u65e5\u5e38\" 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://ajya.hatenablog.jp/","version":"1.0","provider_name":"Hatena Blog","type":"rich","author_name":"AJYA","height":"190","provider_url":"https://hatena.blog","categories":["SQL"],"published":"2012-11-09 22:08:46","url":"https://ajya.hatenablog.jp/entry/2012/11/09/220846"}