删除视图view1的正确语句是() A: delete view1 B: truncat view1 C: drop view1 D: drop view view1
删除视图view1的正确语句是() A: delete view1 B: truncat view1 C: drop view1 D: drop view view1
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删除视图view1的正确语句是() A: delete view1 B: truncat view1 C: drop view1 D: drop view view1