来源：学生作业帮 编辑：大师作文网作业帮 分类：综合作业 时间：2024/11/18 22:21:59
有两个表,A(NAME,NUM1),B(NAME,NUM2),我要输出(NAME,NUM1,NUM2)用SQL语言应该怎么写?
select Name,Sum(Num1) Num1,Sum(Num2) Num2 From
(
select Name,Num1,0 as Num2
from A
Union All
select Name,0 as Num1,Num2
from B
) C
group by C.Name
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