{"author_name":"HTN20190109","blog_title":"HTN20190109\u306e\u65e5\u8a18","published":"2021-04-08 23:05:30","height":"190","image_url":null,"provider_url":"https://hatena.blog","title":"in\u53e5\u30b5\u30d6\u30af\u30a8\u30ea\u5185\u3067union\u3092union all","url":"https://htn20190109.hatenablog.com/entry/2021/04/08/230530","categories":["DB"],"blog_url":"https://htn20190109.hatenablog.com/","version":"1.0","description":"MySQL (8.0.22) drop table tab1;drop table tab2; create table tab1(col1 int, col2 int, col3 int);create table tab2(col1 int, col2 int, col3 int); alter table tab1 add constraint tab1pk primary key(col1);alter table tab2 add constraint tab2pk primary key(col1); drop procedure proc1;delimiter //create \u2026","width":"100%","author_url":"https://blog.hatena.ne.jp/HTN20190109/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2021%2F04%2F08%2F230530\" title=\"in\u53e5\u30b5\u30d6\u30af\u30a8\u30ea\u5185\u3067union\u3092union all - 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","provider_name":"Hatena Blog"}