{"type":"rich","image_url":null,"author_url":"https://blog.hatena.ne.jp/bayan/","blog_title":"bayan\u306e<del>\u96fb\u6ce2</del>\u65e5\u8a18","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbayan.hatenadiary.com%2Fentry%2F20150105%2F1420459631\" title=\"PostgreSQL \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d - bayan\u306e&lt;del&gt;\u96fb\u6ce2&lt;/del&gt;\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"postgresql.conf \u3067 stats_row_level = on \u306b\u3057\u3066postgres\u3092\u518d\u8d77\u52d5\u3059\u308b\u3002 (\u8a2d\u5b9a\u306e\u30ea\u30ed\u30fc\u30c9\u3067\u3082\u3044\u3044\u304b\u3082)\u6b21\u306eSQL\u3092\u5b9f\u884c\u3059\u308b\u3002 select relname, indexrelname, idx_scan, idx_tup_read, idx_tup_fetch from pg_stat_user_indexes order by relname, indexrelname;\u4f8b: stock=> select relname, indexrelname, idx_scan, idx_tup_read, idx_tup_fetch from pg_sta\u2026","height":"190","provider_url":"https://hatena.blog","blog_url":"https://bayan.hatenadiary.com/","version":"1.0","provider_name":"Hatena Blog","published":"2015-01-05 21:07:11","categories":[],"title":"PostgreSQL \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d","url":"https://bayan.hatenadiary.com/entry/20150105/1420459631","author_name":"bayan","width":"100%"}