多做题,通过考试没问题!

Oracle认证考试

睦霖题库>其他计算机考试>Oracle认证考试

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
正确答案:C
答案解析:
进入题库查看解析

微信扫一扫手机做题