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单选题
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
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更多 “单选题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” 相关考题
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