關於「Oracle drop UNIQUE index」標籤，搜尋引擎有相關的訊息討論：

DROP INDEXdocs.oracle.com › server.102 › statements_8015DROP PRIMARY KEY doesn't drop the UNIQUE INDEX — oracle-techcommunity.oracle.com › ... › SQL & PL/SQLScript: alter table drop constraint drop index - Oracle Live SQLlivesql.oracle.com › apex › livesql › fileDROP INDEX