{"url":"https://noqisofon.hatenablog.com/entry/20091027/1256593723","author_name":"noqisofon","height":"190","image_url":null,"blog_url":"https://noqisofon.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnoqisofon.hatenablog.com%2Fentry%2F20091027%2F1256593723\" title=\"\u5909\u6570\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2 - \u60f3\u50cf\u529b\u306e\u6b20\u5982\u306f\u6df1\u523b\u306a\u6b20\u70b9\u306e\u4e00\u3064\u3067\u3042\u308b\u3002\" 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%","author_url":"https://blog.hatena.ne.jp/noqisofon/","provider_url":"https://hatena.blog","version":"1.0","published":"2009-10-27 06:48:43","provider_name":"Hatena Blog","categories":["DB","SQL_Server","Transact-SQL"],"blog_title":"\u60f3\u50cf\u529b\u306e\u6b20\u5982\u306f\u6df1\u523b\u306a\u6b20\u70b9\u306e\u4e00\u3064\u3067\u3042\u308b\u3002","title":"\u5909\u6570\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2","type":"rich","description":"\u300cdeclare @local_variable as <_TypeSymbol>\u300d\u3067\u5909\u6570\u306e\u5b9a\u7fa9\u3002 \u300cset @local_variable = <riteral> | @other_variable\u300d\u3067\u5909\u6570\u306b\u4ee3\u5165\u3002 `select' \u3067\u8907\u6570\u306e\u5909\u6570\u306b\u4e00\u5ea6\u306b\u4ee3\u5165\u3067\u304d\u308b\u3088\uff01 (1) \u306eas \u306f\u7701\u7565\u53ef\u80fd\u3002 \u3042\u3068\u306f: `nvarchar' \u307f\u305f\u3044\u306b var \u304c\u4ed8\u3044\u3066\u308b\u3068\u53ef\u5909\u3002\u4ed8\u3044\u3066\u306a\u3044\u306a\u3089\u4e0d\u5909\u3002 \u4e0d\u5909\u3063\u3066\u3053\u3068\u306f\u958b\u3044\u305f\u3068\u3053\u308d\u306b\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u8db3\u3055\u308c\u308b\u3088\u3002 `convert' \u3060\u3068 `nvarchar' \u3068\u304b\u306e\u9577\u3055\u3092\u6307\u5b9a\u3057\u306a\u304f\u3066\u3082\u3044\u3044\u3093\u3060\u3063\u3051\u304b\u3002"}