{"version":"1.0","author_name":"HTN20190109","description":"MySQL (5.6) drop table tab1;create table tab1(col1 int);insert into tab1 values(1),(2),(3);select * from tab1; update tab1 set col1 = col1 + 100 where col1 > 1; select row_count(); Oracle (12cR1) drop table tab1 purge;create table tab1(col1 int);insert into tab1 values(1);insert into tab1 values(2);\u2026","author_url":"https://blog.hatena.ne.jp/HTN20190109/","type":"rich","url":"https://htn20190109.hatenablog.com/entry/2020/07/05/005649","height":"190","categories":["DB"],"provider_url":"https://hatena.blog","published":"2020-07-05 00:56:49","title":"\u66f4\u65b0\u4ef6\u6570\u53d6\u5f97","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F07%2F05%2F005649\" title=\"\u66f4\u65b0\u4ef6\u6570\u53d6\u5f97 - 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>","blog_url":"https://htn20190109.hatenablog.com/","width":"100%","blog_title":"HTN20190109\u306e\u65e5\u8a18","provider_name":"Hatena Blog"}