Which statement is true regarding synonyms?()

A . Synonyms can be created only for a table  B . Synonyms are used to reference only those tables that are owned by another user  C . A public synonym and a private synonym can exist with the same name for the same table  D . The DROP SYNONYM statement removes the synonym, and the table on which the synonym has been created becomes invalid

时间:2022-10-11 10:19:37 所属题库:OCP 11G认证考试题库

相似题目