在Mary的方案中已经存在“客户”表。应使用哪条语句来为所有数据库用户创建一个“客户”表的同义词()
- A、CREATE PUBLIC SYNONYM cust ON mary.客户
- B、CREATE PUBLIC SYNONYM cust FOR mary.客户
- C、CREATE SYNONYM cust ON mary.客户FORPUBLIC
- D、CREATE SYNONYM cust ON mary.客户;GRANT SELECT ON cust TO PUBLIC
正确答案:B
答案解析:有
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