22,209
社区成员
发帖
与我相关
我的任务
分享
----------------------------------------------------------------
-- Author :DBA_HuangZJ(發糞塗牆)
-- Date :2014-09-29 12:23:46
-- Version:
-- Microsoft SQL Server 2012 - 11.0.5058.0 (X64)
-- May 14 2014 18:34:29
-- Copyright (c) Microsoft Corporation
-- Enterprise Edition: Core-based Licensing (64-bit) on Windows NT 6.3 <X64> (Build 9600: ) (Hypervisor)
--
----------------------------------------------------------------
--> 测试数据:[A]
if object_id('[A]') is not null drop table [A]
go
create table [A]([C1] varchar(1),[C2] varchar(1),[C3] varchar(1),[C4] int)
insert [A]
select 'a','b','c',10 union all
select 'b','c','d',5 union all
select 'e','a','f',12 union all
select 'a','b','c',11 union all
select 'e','a','f',8 union all
select 'f','e','b',33 union all
select 'b','e','h',50
--> 测试数据:[B]
if object_id('[B]') is not null drop table [B]
go
create table [B]([C1] varchar(1),[C2] varchar(1),[C3] varchar(1),[C5] int)
insert [B]
select 'e','a','f',10 union all
select 'b','c','d',5 union all
select 'e','a','f',12 union all
select 'a','b','c',11 union all
select 'b','c','d',8
--------------开始查询--------------------------
SELECT c1,c2,c3,SUM(c4)c4,SUM(c5)c5
FROM (
select C1 , C2 , C3, C4 , 0 AS C5 from [A]
UNION ALL
select C1 , C2 , C3, 0 AS C4 , C5 from [B])a
GROUP BY c1,c2,c3
----------------结果----------------------------
/*
c1 c2 c3 c4 c5
---- ---- ---- ----------- -----------
a b c 21 11
b c d 5 13
b e h 50 0
e a f 20 22
f e b 33 0
*/