{"categories":["DB"],"blog_title":"HTN20190109\u306e\u65e5\u8a18","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F04%2F15%2F005219\" title=\"\u30c6\u30fc\u30d6\u30eb\u4f5c\u6210\u65e5\u3068\u66f4\u65b0\u65e5\u306e\u78ba\u8a8d - 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>","description":"MySQL (5.6) drop table tab1;create table tab1(col1 int); select table_schema,table_name,create_time,update_timefrom information_schema.tables where table_name = 'tab1'; alter table tab1 add col2 int; select table_schema,table_name,create_time,update_timefrom information_schema.tables where table_nam\u2026","version":"1.0","provider_url":"https://hatena.blog","url":"https://htn20190109.hatenablog.com/entry/2020/04/15/005219","published":"2020-04-15 00:52:19","width":"100%","type":"rich","blog_url":"https://htn20190109.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/HTN20190109/","author_name":"HTN20190109","provider_name":"Hatena Blog","title":"\u30c6\u30fc\u30d6\u30eb\u4f5c\u6210\u65e5\u3068\u66f4\u65b0\u65e5\u306e\u78ba\u8a8d","image_url":null}