HTN20190109 https://blog.hatena.ne.jp/HTN20190109/ HTN20190109の日記 https://htn20190109.hatenablog.com/ DB MySQL (8.0.26)https://qiita.com/sskre/items/8d44520a3addaabeecdf drop table tab1;create table tab1(col1 int);insert into tab1 select row_number() over(order by table_catalog) from information_schema.columns limit 10; select * from tab1; update tab1 set col1 = 0 limit 3; delete from tab1 limit 3; Ora… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2022%2F01%2F02%2F193639" title="指定件数の更新削除 - HTN20190109の日記" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2022-01-02 19:36:39 rich https://htn20190109.hatenablog.com/entry/2022/01/02/193639 1.0 100%