View the Exhibit and examine the structure of ORD and ORD_ITEMS tables. In the ORD table, the PRIMARY KEY is ORD_NO and in the ORD_ITEMS tables the composite PRIMARY KEY is (ORD_NO, ITEM_NO). Which two CREATE INDEX statements are valid? (Choose two.)

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Accepted Answer

B. CREATE INDEX ord_idx C. CREATE INDEX ord_idx

Answer

A. CREATE INDEX ord_idx

Answer

D. CREATE INDEX ord_idx

View the Exhibit and examine the structure of ORD and ORD_ITEMS tables. In the ORD table, the PRIMARY KEY is ORD_NO and in the ORD_ITEMS tables the composite PRIMARY KEY is (ORD_NO, ITEM_NO). Which…

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