關於「MySQL DROP CONSTRAINT」標籤，搜尋引擎有相關的訊息討論：

SQL DROP CONSTRAINT - W3Schoolswww.w3schools.com › sql › sql_ref_drop_constraintMysql delete constraint - Stack Overflowstackoverflow.com › questions › mysql-delete-constraintDropping Unique constraint from MySQL table - Stack Overflowstackoverflow.com › questions › dropping-un