{"url":"https://htn20190109.hatenablog.com/entry/2024/12/07/010525","version":"1.0","author_name":"HTN20190109","published":"2024-12-07 01:05:25","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2024%2F12%2F07%2F010525\" title=\"{\u7d71\u8a08}\u52d5\u7684\u7d71\u8a08\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u69cb\u6210 - 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>","type":"rich","width":"100%","description":"https://docs.oracle.com/cd/F19136_01/tgsql/options-for-optimizer-statistics-gathering.html#GUID-F1C666DC-5450-4F92-83AA-607327DB5FD8 show parameter dynamicalter system set optimizer_dynamic_sampling=3;","provider_name":"Hatena Blog","image_url":null,"categories":["\u6f14\u7fd2"],"title":"{\u7d71\u8a08}\u52d5\u7684\u7d71\u8a08\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u69cb\u6210","blog_title":"HTN20190109\u306e\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/HTN20190109/","blog_url":"https://htn20190109.hatenablog.com/","height":"190"}