單項(xiàng)選擇題

在Oracle中,你以SYSDBA登錄,CUSTOMER表位于Mary用戶方案中,下面哪條語(yǔ)句為數(shù)據(jù)庫(kù)中的所有用戶創(chuàng)建CUSTOMER表的同義詞()。

A.CREATE PUBLIC SYNONYM cust ON mary.customer
B.CREATE PUBLIC SYNONYM cust FOR mary.customer
C.CREATE SYNONYM cust ON mary.customer FOR PUBLIC
D.不能創(chuàng)建CUSTOMER的公用同義詞

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