{"image_url":null,"description":"\u793e\u5185\u3067\u904b\u7528\u4e2d\u306eRails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092Sharding\u3057\u3066\u4e00\u3064\u306emysql\u4e0a\u306b\u8907\u6570DB\u304c\u306e\u3063\u304b\u3063\u3066\u3044\u308b\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u308b\u3002 \u3053\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306fmaster\u3068slave\u3067\u5206\u6563\u3055\u305b\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001slave\u306e\u8ca0\u8377\u304c\u9ad8\u304f\u306a\u3063\u3066\u304d\u305f\u70ba\u306bslave\u306e\u6570\u3092\u5897\u3084\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u305d\u306e\u70ba\u306bmaster\u306edump\u3092\u3068\u3063\u3066slave\u306b\u6d41\u3057\u3066\u3084\u308a\u307e\u3059\u3002--flush-log\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3064\u3051\u308c\u3070\u3042\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3067bin-log\u3092\u79fb\u52d5\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5148\u3067MASTER_FILE_LOG\u3092\u65b0\u3057\u3044bin-log\u3092\u6307\u5b9a\u3057\u3066\u3084\u308c\u3070\u3044\u3044\u306e\u3067\u3059\u3002 master-db master-db\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u2026","provider_name":"Hatena Blog","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftkman.hatenadiary.org%2Fentry%2F20101219%2F1292723575\" title=\"mysql\u3092\u7a3c\u52d5\u3055\u305b\u305f\u307e\u307e\u3001\u8907\u6570\u30c6\u30fc\u30d6\u30eb\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u3002  - \u306d\u3053\u3060\u3088\" 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%","published":"2010-12-19 10:52:55","provider_url":"https://hatena.blog","blog_url":"https://tkman.hatenadiary.org/","version":"1.0","author_url":"https://blog.hatena.ne.jp/tkman/","type":"rich","title":"mysql\u3092\u7a3c\u52d5\u3055\u305b\u305f\u307e\u307e\u3001\u8907\u6570\u30c6\u30fc\u30d6\u30eb\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u3002 ","blog_title":"\u306d\u3053\u3060\u3088","author_name":"tkman","url":"https://tkman.hatenadiary.org/entry/20101219/1292723575","categories":["mysql"]}