有一个关系模式employee(name,department,phone_number),下面哪句话允许user1可以修改phone_number列的值A、GRANT MODIFY (phone_number) ON TABLE employee TO user1B、GRANT ALTER (phone_number) ON TABLE employee TO user1C、GRANT UPDATE (phone_number) ON TABLE employee TO user1D、GRANT REFERENCES (phone_number) ON TABLE employee TO user1-易过题库-题库最全的搜题网站

有一个关系模式employee(name,department,phone_number),下面哪句话允许user1可以修改phone_number列的值

AGRANT MODIFY (phone_number) ON TABLE employee TO user1

BGRANT ALTER (phone_number) ON TABLE employee TO user1

CGRANT UPDATE (phone_number) ON TABLE employee TO user1

DGRANT REFERENCES (phone_number) ON TABLE employee TO user1

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