sql ¾µäÒ»
1.½¨±í
create table temp(rq varchar(10),shengfu nchar(1))
2.²åÈëÊý¾Ý
insert into temp values('2005-05-09','ʤ')
insert into temp values('2005-05-09','ʤ')
insert into temp values('2005-05-09','¸º')
insert into temp values('2005-05-09','¸º')
insert into temp values('2005-05-10','ʤ')
insert into temp values('2005-05-10','¸º')
insert into temp values('2005-05-10','¸º')
3.sql
select rq as 'ÈÕÆÚ',sum(case when shengfu ='ʤ' then 1 else 0 end) as 'ʤ' ,sum(case when shengfu='¸º' then 1 else 0 end) as '¸º' from temp group by rq
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ÈÕÆÚ Ê¤ ¸º
2005-05-09 2 2
2005-05-10 1 2
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SELECT A.* from A INNER JOIN B ON A.ID=B.ID
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if PATINDEX('%[ß¹-×ö]%','ÐèÒªÅжϵÄ×Ö·û')>0 -- ÅжÏÊÇ·ñÓÐ×Ö·û
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