{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2024%2F10%2F07%2F194554\" title=\"\u30b0\u30eb\u30fc\u30d7\u5185\u306e\u7d50\u679c\u30bb\u30c3\u30c8\u3092\u5358\u4e00\u5217\u306b\u9023\u7d50\u3059\u308b - 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%","version":"1.0","image_url":null,"published":"2024-10-07 19:45:54","author_url":"https://blog.hatena.ne.jp/HTN20190109/","type":"rich","provider_name":"Hatena Blog","blog_url":"https://htn20190109.hatenablog.com/","title":"\u30b0\u30eb\u30fc\u30d7\u5185\u306e\u7d50\u679c\u30bb\u30c3\u30c8\u3092\u5358\u4e00\u5217\u306b\u9023\u7d50\u3059\u308b","provider_url":"https://hatena.blog","blog_title":"HTN20190109\u306e\u65e5\u8a18","author_name":"HTN20190109","url":"https://htn20190109.hatenablog.com/entry/2024/10/07/194554","height":"190","description":"MySQL (8.4.0) drop table tab1;create table tab1( col1 int, col2 int, col3 varchar(10)); insert into tab1 values (1, 10, 'A');insert into tab1 values (1, 20, 'B');insert into tab1 values (2, 10, 'C');insert into tab1 values (2, 20, 'D');insert into tab1 values (2, 30, 'E');insert into tab1 values (3,\u2026"}