問題詳情
10.對關聯式資料庫的關聯表 R 與 S 做 R JOIN S 之合併，若結果保留 R 中的每個值組(Tuples)，則此合併稱為下列何者？
(A) INNER JOIN
(B) LEFT OUTER JOIN
(C) RIGHT OUTER JOIN
(D) FULL OUTER JOIN
(A) INNER JOIN
(B) LEFT OUTER JOIN
(C) RIGHT OUTER JOIN
(D) FULL OUTER JOIN
參考答案
答案：B
難度：適中0.5
書單：沒有書單，新增
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