Sql Server统计报表案例
2024-09-18 05:38:59
场景:查询人员指定年月工作量信息
USE [Test]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
ALTER procedure [dbo].[GetWorkLoadMain]
@year int,
@month int,
@UserId varchar(50)
as
begin
declare @day varchar(50)
set @day=CAST(@year as varchar)+'-'+RIGHT((''+cast(@month as varchar)),2)+'-01' declare @sql varchar(max)
set @sql='' select @sql=@sql+',['+Rtrim(ProjectName)+'] int NULL DEFAULT 0 ' from
( select distinct ProjectName from ProRecord where TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month ) t
set @sql=stuff( @sql,1,1,'') create table #temp (日期 varchar(50))
declare @count int
set @count=(select COUNT(1) from ProRecord where TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month )
if @count>0
begin
exec (' alter table #temp add '+@sql+'')
end insert into #temp(日期)
select convert(varchar(10),dateadd(dd,number,convert(varchar(8),@day,120)+''),120) as time
from master..spt_values
where type='P' and
dateadd(dd,number,convert(varchar(8),@day,120)+'')<=dateadd(dd,-1,convert(varchar(8),dateadd(mm,1,@day),120)+'') declare @日期 varchar(50)
declare @ProjectName varchar(50)
declare @num int
declare @ru1 varchar(50)
if(ISNULL(@UserId,'')<>'')
begin
declare mycursor cursor for select CONVERT(varchar(10),InsertTime,23) as 日期,ProjectName, count(1) as num from ProRecord where UserId= @UserId and TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month group by CONVERT(varchar(10),InsertTime,23) ,ProjectName
end
else
begin
declare mycursor cursor for select CONVERT(varchar(10),InsertTime,23) as 日期,ProjectName, count(1) as num from ProRecord where TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month group by CONVERT(varchar(10),InsertTime,23) ,ProjectName
end open mycursor
fetch next from mycursor into @日期, @ProjectName,@num
while (@@fetch_status=0)
begin
set @ru1 =Rtrim(@ProjectName)
exec ('update #temp set ['+@ru1+']='+@num+' where 日期='+''''+@日期+''''+' ' )
fetch next from mycursor into @日期, @ProjectName, @num
end
close mycursor DEALLOCATE mycursor end declare @sqlnew varchar(8000)
set @sqlnew=''
select @sqlnew=@sqlnew+',sum(cast('+name+' as int)) as '+name from tempdb.dbo.syscolumns where id=object_id('tempdb.dbo.#temp') and name not in('日期') order by colid --写不要汇总的列名 exec ('select * from #temp where 1=1 union all select ''合计'' as 日期'+@sqlnew+' from #temp ') --exec [GetWorkLoadMain] 2017,6,''
--exec [GetWorkLoadMain] 2017,6,'admin'
呈现效果:
分析:
1.行转列
declare @sql varchar(max)
set @sql='' select @sql=@sql+',['+Rtrim(ProjectName)+'] int NULL DEFAULT 0 ' from
( select distinct ProjectName from ProRecord where TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month ) t
set @sql=stuff( @sql,1,1,'') create table #temp (日期 varchar(50))
exec (' alter table #temp add '+@sql+'')
2.查询当前日期所在月份所有日期
select convert(varchar(10),dateadd(dd,number,convert(varchar(8),'2017-06-01',120)+''),120) as time
from master..spt_values
where type='P' and
dateadd(dd,number,convert(varchar(8),'2017-06-01',120)+'')<=dateadd(dd,-1,convert(varchar(8),dateadd(mm,1,'2017-06-01'),120)+'')
3.游标处理数据
declare @日期 varchar(50)
declare @ProjectName varchar(50)
declare @num int
declare @ru1 varchar(50)
declare mycursor cursor for select CONVERT(varchar(10),InsertTime,23) as 日期,ProjectName, count(1) as num from ProRecord where UserId= @UserId and TypeCode=0 and year(InsertTime)=@year and month(InsertTime)=@month group by CONVERT(varchar(10),InsertTime,23) ,ProjectName
open mycursor
fetch next from mycursor into @日期, @ProjectName,@num
while (@@fetch_status=0)
begin
set @ru1 =Rtrim(@ProjectName)
exec ('update #temp set ['+@ru1+']='+@num+' where 日期='+''''+@日期+''''+' ' )
fetch next from mycursor into @日期, @ProjectName, @num
end
close mycursor DEALLOCATE mycursor end
4.对动态列临时表进行汇总查询
注意:对于临时表,查询需加前缀 tempdb
declare @sqlnew varchar(8000)
set @sqlnew=''
select @sqlnew=@sqlnew+',sum('+name+' ) as '+name from tempdb.dbo.syscolumns where id=object_id('tempdb.dbo.#temp') and name not in('日期') order by colid --写不要汇总的列名 exec ('select ''合计'' as 日期'+@sqlnew+' from #temp ')
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