HTN20190109 https://blog.hatena.ne.jp/HTN20190109/ HTN20190109の日記 https://htn20190109.hatenablog.com/ DB ビューのアスタは展開されて保存される MySQL (8.0.32) drop table if exists tab17 ;drop view if exists view17;drop view if exists view18; create table tab17(col1 int, col2 varchar(100), col3 datetime);create view view17 as select * from tab17;create view view18 as select * from view17; insert into tab17 values(1,'A',now… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2023%2F06%2F17%2F094413" title="ビュー定義 - 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 2023-06-17 09:44:13 rich https://htn20190109.hatenablog.com/entry/2023/06/17/094413 1.0 100%