{"author_name":"HTN20190109","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2021%2F06%2F28%2F004420\" title=\"truncate\u3068delete\u306e\u6bd4\u8f03 - 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 (8.0.22) drop tablespace tbs1;create tablespace tbs1 add datafile 'tbs1.ibd' engine=innodb; drop table tab1;create table tab1(col1 int primary key, col2 varchar(1000)) tablespace tbs1;create index ind1 on tab1(col1); select space,name, allocated_size/1024/1024 mbytesfrom information_schema.inn\u2026","published":"2021-06-28 00:44:20","height":"190","provider_url":"https://hatena.blog","type":"rich","author_url":"https://blog.hatena.ne.jp/HTN20190109/","version":"1.0","title":"truncate\u3068delete\u306e\u6bd4\u8f03","width":"100%","blog_title":"HTN20190109\u306e\u65e5\u8a18","categories":["DB"],"url":"https://htn20190109.hatenablog.com/entry/2021/06/28/004420","provider_name":"Hatena Blog","blog_url":"https://htn20190109.hatenablog.com/","image_url":null}