{"author_name":"HTN20190109","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F05%2F25%2F084732\" title=\"\u5b9f\u884c\u8a08\u753b\u53d6\u5f97\u6642\u306eSQL\u5b9f\u884c - 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>","categories":["DB"],"width":"100%","author_url":"https://blog.hatena.ne.jp/HTN20190109/","description":"MySQL (5.6) drop table tab1;create table tab1(col1 int); insert into tab1 values(0); analyze table tab1; select * from tab1; explain update tab1 set col1 = 1 where col1 = 0;\u2192\u66f4\u65b0\u3055\u308c\u306a\u3044 (8.0.18) drop table tab1;create table tab1(col1 int); insert into tab1 values(0); analyze table tab1; select * from tab\u2026","image_url":null,"provider_name":"Hatena Blog","height":"190","blog_url":"https://htn20190109.hatenablog.com/","type":"rich","title":"\u5b9f\u884c\u8a08\u753b\u53d6\u5f97\u6642\u306eSQL\u5b9f\u884c","url":"https://htn20190109.hatenablog.com/entry/2020/05/25/084732","published":"2020-05-25 08:47:32","blog_title":"HTN20190109\u306e\u65e5\u8a18","provider_url":"https://hatena.blog"}