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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
4.²âÊÔһϰɡ£¡£
     ÈÕÆÚ            ʤ    ¸º
  2005-05-09   2     2
  2005-05-10   1     2


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