{"image_url":null,"height":"190","url":"https://htn20190109.hatenablog.com/entry/2019/03/18/002819","version":"1.0","type":"rich","description":"Oracle alter system flush shared_pool;alter system flush buffer_cache; MySQL SHOW STATUS LIKE 'Qcache%';RESET QUERY CACHE; SHOW STATUS LIKE 'open_tables';flush tables; PostgreSQL \u65b9\u6cd5\u306f\u306a\u3044\u6a21\u69d8 SQL Server use mastergo DBCC FREESYSTEMCACHE ('ALL'); DBCC FREESESSIONCACHE; --\u30d7\u30e9\u30f3\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30af\u30ea\u30a2DBCC FREEPROCCACHE; --\u2026","provider_name":"Hatena Blog","blog_url":"https://htn20190109.hatenablog.com/","published":"2019-03-18 00:28:19","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2019%2F03%2F18%2F002819\" title=\"\u30e1\u30e2\u30ea\u30d5\u30e9\u30c3\u30b7\u30e5 - 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_url":"https://hatena.blog","categories":["DB"],"blog_title":"HTN20190109\u306e\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/HTN20190109/","width":"100%","author_name":"HTN20190109","title":"\u30e1\u30e2\u30ea\u30d5\u30e9\u30c3\u30b7\u30e5"}