问题描述:
[多选]
下面语句中,表示过虑条件是vend_id=1002或vend_id=1003的是()
A.select * from products where vend_id=1002 or vend_id=1003;
B.select * from products where vend_id in (1002,1003);
C.select * from products where vend_id not in (1004,1005);
D.select * from products where vend_id=1002 and vend_id=1003;
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答案解析:无
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