{"author_name":"gothedistance","categories":["Sql"],"blog_url":"https://aroundthedistance.hatenadiary.jp/","height":"190","version":"1.0","blog_title":"Life is Really Short, Have Your Life!!","image_url":null,"type":"rich","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Faroundthedistance.hatenadiary.jp%2Fentry%2F2013%2F07%2F20%2F152234\" title=\"update\u6587\u306bcase\u53e5\u304c\u4f7f\u3048\u308b\u306a\u3093\u3066\u77e5\u3089\u306a\u304b\u3063\u305f - Life is Really Short, Have Your Life!!\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","title":"update\u6587\u306bcase\u53e5\u304c\u4f7f\u3048\u308b\u306a\u3093\u3066\u77e5\u3089\u306a\u304b\u3063\u305f","author_url":"https://blog.hatena.ne.jp/gothedistance/","provider_name":"Hatena Blog","description":"\u3044\u3084\u3001\u3053\u308c\u306f\u3059\u3054\u3044\u306a\u3002 update books set price = CASE WHEN price < 250 then price * 1.5 ELSE price * 0.9 END; \u898b\u3066\u306e\u901a\u308aprice\u304c250\u5186\u672a\u6e80\u306a\u30891.5\u3092\u304b\u3051\u3001\u305d\u308c\u4ee5\u5916\u306a\u30890.9\u3092\u304b\u3051\u3066\u3044\u308b\u3002\u81ea\u5df1\u7d50\u5408\u3057\u305f\u3044\u5834\u5408\u306a\u3069\u3001\u3053\u308c\u3092\u4f7f\u3048\u3070\u7d50\u5408\u3057\u306a\u304f\u3066\u3082\u826f\u3055\u305d\u3046\u3002MYSQL\u4f7f\u3044\u306f\u899a\u3048\u3066\u304a\u3044\u305f\u307b\u3046\u304c\u3044\u3044\u304b\u3082\u306a\u30fc \u5b9f\u969b\u306b\u3053\u3046\u3044\u3046SQL\u3092\u767a\u884c\u3057\u3066\u307f\u307e\u3057\u305f update items set cost_price = CASE WHEN price = 1900 then cost_price = 950 WHEN price \u2026","url":"https://aroundthedistance.hatenadiary.jp/entry/2013/07/20/152234","published":"2013-07-20 15:22:34"}