問題詳情

2.Relation指令是Join指令的那一種合併型態
(A) Matched Records
(B) Unmatched Records
(C) Matched Records，All Primary Records
(D) Matched Records，All Secondary Records
(E) Matched Records，All Primary and All Secondary Records

參考答案

答案：C
難度：計算中-1
書單：沒有書單，新增