有2个表A，B
表A
uid gender (1男，2女)
1 1
2 2
3 1
4 2
5 1
表B
uid department （1客服部，2运营部）
1 1
2 1
3 2
4 2
5 1
怎么样写 SELECT COUNT(*)，可以
统计 客服部，男性的 数量
谢谢
回复讨论(解决方案)
SELECT COUNT(*) from A, B where A.uid=B.uid and A.gender =1 and B.department=1
谢谢版主
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