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Given that table的答案

Given that tables T1 and T2 contain the following rows: Table T1:
C1 C2
5 4 5 2 5 5
Table T2: C1 C2 5 1 5 2 5 3
Which of the following queries will return only those rows that exist in T1 and not in T2?()

单选题
2022-01-03 00:31
A、SELECT * FROM T1 MINUS SELECT * FROM T2
B、SELECT * FROM T1 EXCEPT SELECT * FROM T2
C、SELECT * FROM T2 UNION EXCEPT SELECT * FROM T1
D、SELECT * FROM T1 NOT EXISTS SELECT * FROM T2
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正确答案
B

试题解析

标签: IBM(000-730)
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