(单选题)5: 假设需要给某个客户表Customer的Customer_name列添加注释信息:客户姓名,可以使用如下()方式
A: COMMENT ON TABLE?CUSTOMER?IS?'客户姓名'
B: COMMENT ON COLUMN
CUSTOMER.CUSTOMER_NAME IS '客户姓名'
C: COMMENT ON COLUMN
CUSTOMER.CUSTOMER_NAME '客户姓名'
D: COMMENT ON COLUMN
CUSTOMER.CUSTOMER_NAME '客户姓名'
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