{"provider_name":"Hatena Blog","type":"rich","width":"100%","url":"https://taityo-diary.hatenablog.jp/entry/2018/07/07/071928","categories":["\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9","\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3","\u30a4\u30f3\u30d5\u30e9","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"version":"1.0","title":"Bitmap Index Scan \u306e\u5f8c\u306e Bitmap Heap Scan \u3067Recheck\u51e6\u7406\u304c\u884c\u308f\u308c\u308b\u3053\u3068\u306e\u89e3\u8aac","image_url":"https://images-fe.ssl-images-amazon.com/images/I/51ER-qe4EJL._SL160_.jpg","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftaityo-diary.hatenablog.jp%2Fentry%2F2018%2F07%2F07%2F071928\" title=\"Bitmap Index Scan \u306e\u5f8c\u306e Bitmap Heap Scan \u3067Recheck\u51e6\u7406\u304c\u884c\u308f\u308c\u308b\u3053\u3068\u306e\u89e3\u8aac - \u3071\u3068\u968a\u9577\u65e5\u8a8c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","provider_url":"https://hatena.blog","description":"PostgreSQL \u306e\u5b9f\u884c\u8a08\u753b\u306b\u304a\u3044\u3066\u3001Bitmap Index Scan \u306e\u5f8c\u306b\u5b9f\u884c\u3055\u308c\u308b Bitmap Heap Scan \u3067 \"Recheck cond\" \u3068\u51fa\u529b\u3055\u308c\u307e\u3059\u3002Index Scan \u3092\u3057\u3066\u3044\u308b\u306b\u3082\u95a2\u308f\u3089\u305a\u3001\u306a\u305c Heap Scan \u3067\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u691c\u7d22\u6761\u4ef6\u3092\u518d\u30c1\u30a7\u30c3\u30af\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\u89e3\u8aac\u3057\u307e\u3059\u3002","blog_title":"\u3071\u3068\u968a\u9577\u65e5\u8a8c","author_name":"pato_taityo","author_url":"https://blog.hatena.ne.jp/pato_taityo/","published":"2018-07-07 07:19:28","blog_url":"https://taityo-diary.hatenablog.jp/"}