-- =============================================
-- Author:  xyy
-- Create date: 2011-04-06
-- Description: 分页,所有参数中除了@strwhere中可以而带方括号([]),其他均不可以带
--分页存储过程
-- =============================================
CREATE PROCEDURE [dbo].[sp_All_Pager]
 @tblName nvarchar(255),--表名
 @fldNames nvarchar(1000)='*',--字段列表(默认所有字段)
 @fldOrderName nvarchar(255),--主键字段(排序用)
 @orderType bit =0,--排序类型,非0则降序(默认升序)
 @pageIndex int=1,--页码
 @pageSize int =20,--页大小
 @strWhere nvarchar(1500)='',--查询条件,不带where
 @limitCount int =5000, --限制最多取5000条数据
 @totalCount int output --总记录数
AS
BEGIN
 SET NOCOUNT ON;
 declare @strSQL nvarchar(4000)--主语句
 declare @strTable nvarchar(500)--主查询临时表
 declare @strOrderSQL nvarchar(1000)--总数查询语句
 declare @strOutParam nvarchar(500)--输出参数
 declare @strTmp nvarchar(255)--临时分页字句 max 和min
 declare @strOrder nvarchar(255)--排序参数
  
 --设置排序
 if(@orderType != 0)
 begin
  set @strTmp = ' (select max '
  set @strOrder = ' order by [' + @fldOrderName +'] asc'
 end
 --设置主查询临时表
 if(@strWhere!='')
  set @strTable='(select top '+STR(@limitCount)+' '+@fldNames+' from ['+@tblName+'] where '+@strWhere+') as tmpTable'
    else
  set @strTable='(select top '+STR(@limitCount)+' '+@fldNames+' from ['+@tblName+']) as tmpTable'
 --设置总数查询语句和主语句
 set @strOrderSQL=N'select @totalCountOut=count(1) from '+@strTable
 set @strOutParam=N'@totalCountOut int output'
 if (@pageIndex = 1)
  set @strSQL = 'select top ' + str(@pageSize) +' '+@fldNames+ ' from ' + @strTable + @strOrder
 else
  set @strSQL = 'select top ' + str(@PageSize) +' '+@fldNames+ ' from ' + @strTable + ' where [' + @fldOrderName + ']' + @strTmp + '(['+ @fldOrderName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['+ @fldOrderName + '] from ' + @strTable + @strOrder + ') as tblTmp) ' + @strOrder
 exec sp_executesql @strOrderSQL,@strOutParam,@totalCountOut=@totalCount output
 exec sp_executesql @strSQL
END

GO