SQL语句的分页存储过程

create PROCEDURE [dbo].[GetRecordFromPage]

@tblName varchar(255), -- 表名

@fldName varchar(255), -- 字段名

@PageSize int = 10, -- 页尺寸

@PageIndex int = 1, -- 页码

@OrderType bit = 0, -- 设置排序类型, 非0 值则降序

@IsCount bit = 0, -- 返回记录总数, 非0 值则返回

@strWhere varchar(2000) = '' -- 查询条件(注意: 不要加where)

AS

declare @strSQL varchar(6000) -- 主语句

declare @strTmp varchar(1000) -- 临时变量

declare @strOrder varchar(500) -- 排序类型

if @OrderType != 0

begin

set @strTmp = '<(select min'

set @strOrder = ' order by [' + @fldName + '] desc'

end

else

begin

set @strTmp = '>(select max'

set @strOrder = ' order by [' + @fldName +'] asc'

end

set @strSQL = 'select top ' + str(@PageSize) + ' * from ['

+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['

+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['

+ @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'

+ @strOrder

if @strWhere != ''

set @strSQL = 'select top ' + str(@PageSize) + ' * from ['

+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['

+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['

+ @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '

+ @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder

if @PageIndex = 1

begin

set @strTmp = ''

if @strWhere != ''

set @strTmp = ' where (' + @strWhere + ')'

set @strSQL = 'select top ' + str(@PageSize) + ' * from ['

+ @tblName + ']' + @strTmp + ' ' + @strOrder

end

if @IsCount != 0

set @strSQL = 'select count(' + @fldName + ') as Total from [' + @tblName + ']'

exec (@strSQL)

GO