問題詳情

8.哪一個陳述式的執行結果是建立索引？
(A)CREATE TABLE Employee{Employee IDINTEGER PRIMARYKEY}
(B)CREATETABLEEmployee{EmployeeID INTEGER INDEX}
(C)CREATETABLEEmployee{EmployeeIDINTEGER NULL}
(D)CREATETABLEEmployeeEmployeeIDINTEGER DISNNCT}

參考答案