關於「DROP CONSTRAINT」標籤，搜尋引擎有相關的訊息討論：

GLPPOSS Posting: Single Ledger ORA-00001 - Oracle Supportsupport.oracle.com › knowledgeGLSTPM Summary Accounts Fails with Unique ... - Oracle Supportsupport.oracle.com › knowledgeSQL DROP CONSTRAINT - W3Schoolswww.w3schools.com › sql › sql_ref_drop_constraintDROP CONSTRAINT cla