28. 若欲 列 出資 料 庫中 員工 資 料表 (EMPLOYEE)內所 有 不同 的 薪水 (Salary),
下列SQL敘 述 何 者 正確 ?
(A)SELECT DIFFERENT Salary FROM EMPLOYEE
(B)SELECT DISTINCT Salary FROM EMPLOYEE
(C)SELECT Salary (DIFFERENT) FROM EMPLOYEE
(D)SELECT Salary (DISTINCT) FROM EMPLOYEE
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統計: A(1), B(12), C(0), D(0), E(0) #2133398
統計: A(1), B(12), C(0), D(0), E(0) #2133398