mat5ukawa https://blog.hatena.ne.jp/mat5ukawa/ 現場ログ https://mat5ukawa.hateblo.jp/ PostgreSQL CREATE TABLE cardpoints ( id INTEGER NOT NULL, pointedlocation CHAR(32) NOT NULL, point INTEGER NOT NULL CONSTRAINT points_point_range CHECK(point BETWEEN 0 AND 15000), PRIMARY KEY(id, pointedlocation) ); INSERT INTO cardpoints (id, pointedlocation, point) VALUES (1, 'convinience store', 10); INSERT… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmat5ukawa.hateblo.jp%2Fentry%2F2015%2F10%2F20%2F235208" title="SQL ALL - 現場ログ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> http://cdn-ak.f.st-hatena.com/images/fotolife/m/mat5ukawa/20151020/20151020234907.png Hatena Blog https://hatena.blog 2015-10-20 23:52:08 rich https://mat5ukawa.hateblo.jp/entry/2015/10/20/235208 1.0 100%