{"published":"2012-05-24 15:45:49","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fspitfire-tree.hatenadiary.org%2Fentry%2F20120524%2F1337841949\" title=\"ActiveRecord \u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30aa\u30d5\u306b\u3059\u308b - happy lie, happy 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","provider_name":"Hatena Blog","description":"\u3042\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u3059\u3079\u3066\u306e\u30d5\u30e9\u30b0\u3092 false \u306b\u3057\u305f\u3044\u6642\u306b\u3001\u4ef6\u6570\u304c\u591a\u304f\u306a\u308b\u4e8b\u304c\u4e88\u60f3\u3055\u308c\u305f\u306e\u30671000\u4ef6\u305a\u3064\u51e6\u7406\u3057\u3088\u3046\u3068\u8003\u3048\u3001\u6b21\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u307e\u3057\u305f\u3002 while Hoge.where(\"flag IS true\").count > 0 sql = \"UPDATE hoge SET flag = false WHERE flag IS true LIMIT 1000\" Hoge.connection.execute(sql) end \u4e00\u898b\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u305d\u3046\u306a\u306e\u3067\u3059\u304c\u3001\u3053\u306e\u307e\u307e\u52d5\u304b\u3059\u3068\u898b\u4e8b\u306b\u7121\u9650\u30eb\u30fc\u30d7\u306b\u306a\u308a\u307e\u3059\u3002\u30ed\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u3068\u6b21\u306e\u3088\u3046\u306a\u6c17\u306b\u306a\u308b\u7b87\u6240\u3092\u767a\u898b\u3002 CACHE (0.0ms) SELE\u2026","title":"ActiveRecord \u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30aa\u30d5\u306b\u3059\u308b","categories":["Ruby","Rails"],"blog_title":"happy lie, happy life","height":"190","author_name":"spitfire_tree","author_url":"https://blog.hatena.ne.jp/spitfire_tree/","blog_url":"https://spitfire-tree.hatenadiary.org/","width":"100%","version":"1.0","type":"rich","image_url":null,"url":"https://spitfire-tree.hatenadiary.org/entry/20120524/1337841949"}