{"blog_url":"https://fuzzybsd.hatenadiary.org/","url":"https://fuzzybsd.hatenadiary.org/entry/20080602/1212375959","image_url":null,"author_url":"https://blog.hatena.ne.jp/fuzzybsd/","provider_name":"Hatena Blog","published":"2008-06-02 12:05:59","categories":["ruby","rails"],"provider_url":"https://hatena.blog","blog_title":"\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u3078\u306e\u9053","version":"1.0","width":"100%","author_name":"fuzzybsd","title":" \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5206\u96e2\u30ec\u30d9\u30eb","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffuzzybsd.hatenadiary.org%2Fentry%2F20080602%2F1212375959\" title=\" \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5206\u96e2\u30ec\u30d9\u30eb - \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u3078\u306e\u9053\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","description":"rails\u306b\u7f6e\u3044\u3066\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u306b\u3042\u305f\u3063\u3066\u3001\u5206\u96e2\u30ec\u30d9\u30eb\u306e\u8a2d\u5b9a\u65b9\u6cd5\u304c\u308f\u304b\u3089\u306a\u304f\u3066\u8abf\u3079\u3066\u307f\u305f\u3002\u30bd\u30fc\u30b9\u3092\u8ffd\u3063\u3066\u307f\u308b\u3068\u3001\u3069\u3046\u3082\u5404DBMS\u306e\u30a2\u30c0\u30d7\u30bf\u5b9f\u88c5\u306b\u4f9d\u5b58\u3059\u308b\u3088\u3046\u3060\u3002 # ./rails/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb:262: class MysqlAdapter \u3053\u306e\u3088\u3046\u306b\u3001begin_db_transaction\u30e1\u30bd\u30c3\u30c9\u306b\u3066\u3001\"BIGIN\"\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u3060\u3051\u306a\u306e\u3067\u3001mysql(InnoDB)\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5206\u96e2\u30ec\u30d9\u30eb\u3067\u3042\u308b\"REPEATABLE READ\"\u304c\u9069\u7528\u3055\u308c\u308b\u3002\u56e0\u307f\u306b\u3001po\u2026","height":"190"}