{"description":"Oracle \u30c7\u30d5\u30a9\u30eb\u30c8\u306f10% select dbms_stats.get_prefs('STALE_PERCENT') from dual; exec DBMS_STATS.SET_GLOBAL_PREFS('STALE_PERCENT','20'); MySQL \u884c\u306e 10% \u5909\u66f4\u306f\u3067\u304d\u306a\u3044\u6a21\u69d8 PostgreSQL --\u30b0\u30ed\u30fc\u30d0\u30eb\u30ec\u30d9\u30ebvim postgresql.conf-- \u30bf\u30d7\u30eb\u6700\u5c0f\u6570(\u30c7\u30d5\u30a9\u30eb\u30c850)autovacuum_analyze_threshold = 50-- \u30c6\u30fc\u30d6\u30eb\u5bb9\u91cf\u5272\u5408(\u30c7\u30d5\u30a9\u30eb\u30c810%)autovacuum_analyze_scale_factor = 0.\u2026","provider_url":"https://hatena.blog","blog_title":"HTN20190109\u306e\u65e5\u8a18","url":"https://htn20190109.hatenablog.com/entry/2019/03/31/003313","blog_url":"https://htn20190109.hatenablog.com/","height":"190","categories":["DB"],"width":"100%","title":"\u30d7\u30e9\u30f3\u30ca\u7d71\u8a08\u60c5\u5831\u53d6\u5f97\u3057\u304d\u3044\u5024","version":"1.0","author_url":"https://blog.hatena.ne.jp/HTN20190109/","type":"rich","image_url":null,"author_name":"HTN20190109","published":"2019-03-31 00:33:13","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2019%2F03%2F31%2F003313\" title=\"\u30d7\u30e9\u30f3\u30ca\u7d71\u8a08\u60c5\u5831\u53d6\u5f97\u3057\u304d\u3044\u5024 - HTN20190109\u306e\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>","provider_name":"Hatena Blog"}