{"blog_url":"https://htn20190109.hatenablog.com/","type":"rich","categories":["DB"],"url":"https://htn20190109.hatenablog.com/entry/2021/02/28/174741","provider_url":"https://hatena.blog","title":"\u30ab\u30fc\u30bd\u30eb\u306b\u3088\u308b\u8aad\u307f\u53d6\u308a\u4e00\u8cab\u6027\u78ba\u8a8d","author_name":"HTN20190109","image_url":null,"blog_title":"HTN20190109\u306e\u65e5\u8a18","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%2F02%2F28%2F174741\" title=\"\u30ab\u30fc\u30bd\u30eb\u306b\u3088\u308b\u8aad\u307f\u53d6\u308a\u4e00\u8cab\u6027\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>","provider_name":"Hatena Blog","height":"190","width":"100%","version":"1.0","published":"2021-02-28 17:47:41","description":"MySQL (8.0.22) drop table tab1;create table tab1(col1 int primary key);insert into tab1 values(1);insert into tab1 values(2);select * from tab1; drop procedure proc1; delimiter //create procedure proc1()begindeclare done int default 0;declare c1 int;declare cur1 cursor for select col1 from tab1;decl\u2026"}