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SQL 话语合并

热度:71   发布时间:2016-04-27 11:41:42.0
SQL 语句合并
数据库SQL2000
以下两条语句,如何合并成一条:
SQL code
select qid,count(qid) as cis from test group by qid

SQL code
select * from test as t1 where exists(select * from test as t2 where t1.QID=t2.ID) and t1.TID="&TID&"


 
请大家帮帮忙

------解决方案--------------------
SQL code
select *,(select count(*) from test where qid=t1.qid)from test as t1 where exists(select * from test as t2 where t1.QID=t2.ID) and t1.TID="&TID&"
------解决方案--------------------
貌似LZ的那两条select语句没有什么关联,为何要合并呢?
------解决方案--------------------
SQL code
select qid,count(qid) as cis from (select * from test as t1 where exists(select * from test as t2 where t1.QID=t2.ID) and t1.TID="&TID&") z group by qid
------解决方案--------------------
SQL code
select *,       (select count(*) from test where qid=t1.qid)          from test as t1         where exists              (select * from test as t2 where t1.QID=t2.ID) and t1.TID="&TID&"
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