yohei-a https://blog.hatena.ne.jp/yohei-a/ ablog https://yohei-a.hatenablog.jp/ AWS テーブル作成 create table public.test1( date_col date ); データ挿入 insert into test1(date_col) values('2022-01-01'); insert into test1(date_col) values('2022-02-01'); insert into test1(date_col) values('2022-03-01'); insert into test1(date_col) values('2022-04-01'); insert into test1(date_col) values('2022-05… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohei-a.hatenablog.jp%2Fentry%2F20220822%2F1661164674" title="Redshift のDATE型の暗黙的キャストについて - ablog" 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 2022-08-22 19:37:54 rich https://yohei-a.hatenablog.jp/entry/20220822/1661164674 1.0 100%