sqlserver 数据横向查询和游标使用

USE [tempdb]

GO

/****** 对象: StoredProcedure [dbo].[sp_sum] 脚本日期: 04/26/2013 14:36:53 ******/

SET ANSI_NULLS ON

GO

SET QUOTED_IDENTIFIER ON

GO

-- =============================================

-- Author: <Author,,Name>

-- Create date: <Create Date,,>

-- Description: <Description,,>

-- =============================================

ALTER PROCEDURE [dbo].[sp_sum]

-- Add the parameters for the stored procedure here

AS

declare @iii int

BEGIN

-- SET NOCOUNT ON added to prevent extra result sets from

-- interfering with SELECT statements.

-- SET NOCOUNT ON

-- Insert statements for procedure here

--第一步：把数据纳入到表tb_jhsy 手工从excle插入到表

--第二步:把数据插入到表tb_sum

delete from tb_sum

declare @result VARCHAR(30)

Declare curSF Cursor for

select distinct xs from tb_jhsy;---查询语句（查询所有用户存储过程名称）

Open curSF

--循环并提取记录

Fetch Next From curSF Into @result--取第一条记录存入@result中

While ( @@Fetch_Status=0 )

begin

insert into tb_sum(dz,cb,qy,yf,yhyf)

select @result,b.cb,sum(b.qy),sum(b.yf),sum(b.yfy) from (

select a.cb,count(a.cb) as qy,0 as yf,0 as yfy from tb_jhsy a

where a.xs = @result group by a.cb

union all

select a.cb,0 as qy,count(a.cb) as yf,0 as yfy from tb_jhsy a

where a.xs = @result and a.lb like '全员育妇%' group by a.cb

union all

select a.cb,0 as qy,0 as yf,count(a.cb) as yfy from tb_jhsy a

where a.xs = @result and a.lb like '全员育妇已%' group by a.cb

) as b

group by b.cb

Fetch Next From curSF into @result ----下一条

end

--关闭游标

Close curSF

--释放游标

Deallocate curSF

--第三步:统计出需要的数据

declare @s varchar(8000)

set @s='select cb'

select @s=@s+',['+ltrim(rtrim(dz))+'qy]=sum(case ltrim(rtrim(dz)) when '''+ltrim(rtrim(dz))+''' then qy else 0 end)'+',['+ltrim(rtrim(dz))+'yf]=sum(case ltrim(rtrim(dz)) when '''+ltrim(rtrim(dz))+''' then yf else 0 end)'+',['+ltrim(rtrim(dz))+'yhyf]=sum(case
ltrim(rtrim(dz)) when '''+ltrim(rtrim(dz))+''' then yhyf else 0 end )'

from tb_sum

group by dz

set @s=@s+' from tb_sum group by cb '

exec(@s)

END