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我使用SQL Server 2000,从而无法使用CTE的连接三个SQL查询
DECLARE @reportdate AS DATETIME
SET @reportdate='08/26/2013'
1查询
SELECT SUM(NENTEREDACD) AS calls,
DINTERVALSTART
FROM dbo.QUEUESTATS
WHERE (DINTERVALSTART > @reportdate + ' 00:00:00.000')
AND (DINTERVALSTART < DATEADD(d, 1, @reportdate) + ' 00:00:00.000')
GROUP BY DINTERVALSTART
ORDER BY DINTERVALSTART
第二查询
SELECT count(cname) AS AvaiAgents,
dintervalstart AS startdatetime
FROM (SELECT dintervalstart,
cname
FROM [dbo].[AGENTSTATS]
GROUP BY dintervalstart,
cname
HAVING (DINTERVALSTART > @reportdate + ' 00:00:00.000')
AND (DINTERVALSTART < DATEADD(d, 1, @reportdate) + ' 00:00:00.000')) T
GROUP BY T.dintervalstart
3ND查询
SELECT count(cname) AS ActiveAgents,
dintervalstart AS startdatetime
FROM (SELECT dintervalstart,
cname
FROM [dbo].[AGENTSTATS1]
GROUP BY dintervalstart,
cname
HAVING (DINTERVALSTART > @reportdate + ' 00:00:00.000')
AND (DINTERVALSTART < DATEADD(d, 1, @reportdate) + ' 00:00:00.000')) T
GROUP BY T.dintervalstart
我想只拉第一个查询的记录,所以它应该像 ,所以我需要从三个不同的查询获得三列。常见的是时间戳
I inetval Calls Avaiagents Active agents
08/26/2012 20 22 23
查找到UNION ALL它可以让你对所有三个查询加入到一个表 –