declare @s varchar(8000)
set @s=''
select @s=@s+',[a'+cast(pid as varchar)+']=max(case pid when '
+cast(pid as varchar)+' then cast(pid as varchar) else '' end)'
from 表a group by id
exec('select id'+@s+' from 表a group by id')
set @s=''
select @s=@s+',[a'+cast(pid as varchar)+']=max(case pid when '
+cast(pid as varchar)+' then cast(pid as varchar) else '' end)'
from 表a group by id
exec('select id'+@s+' from 表a group by id')
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货