分页Sql语句

CREATE  PROCEDURE pGo_GetRecordFromPage
    @tblName      varchar(255),       -- 表名
    @fldName      varchar(255),       -- 字段名
    @PageSize     int = 10,           -- 页尺寸
    @PageIndex    int = 1,            -- 页码
    @IsCount      bit = 0,            -- 返回记录总数, 非 0 值则返回
    @OrderType    bit = 0,            -- 设置排序类型, 非 0 值则降序
    @strWhere     varchar(1000) = ‘‘  -- 查询条件 (注意: 不要加 where)
AS declare @strSQL   varchar(6000)       -- 主语句
declare @strTmp   varchar(500)        -- 临时变量
declare @strOrder varchar(400)        -- 排序类型
if @IsCount != 0                         -- 假如是查询记录总数，直接应用Count(0)函数
 begin
  if @strWhere != ‘‘
   set @strSQL = ‘select count(*) as Total from [‘ + @tblName + ‘] where ‘ + @strWhere
  else
   set @strSQL = ‘select count(*) as Total from [‘ + @tblName + ‘] ‘
 end
--假如是想查询记载，则
else
 begin
  if @PageIndex = 1        --如果是第一页
   begin
        set @strTmp = ‘‘
        if @strWhere != ‘‘
             set @strTmp = ‘ where ‘ + @strWhere         set @strSQL = ‘select top ‘ + str(@PageSize) + ‘ * from [‘
             + @tblName + ‘]‘ + @strTmp + ‘ ‘ + @strOrder
   end

  else                    --如果不是第一页
   begin
    --假如是降序查询……
    if @OrderType != 0
     begin
          set @strTmp = ‘<(select min‘
          set @strOrder = ‘ order by [‘ + @fldName +‘] desc‘
     end
    --如果是升序查询……
    else
     begin
          set @strTmp = ‘>(select max‘
          set @strOrder = ‘ order by [‘ + @fldName +‘] asc‘
     end    
    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
    else
     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   
   end
end exec (@strSQL)
GO

执行存储过程

USE [student]
GO

DECLARE    @return_value int  --声明返回值变量

EXEC    @return_value = [dbo].[pGO_GetRecordFromPage] --返回值等于存储过程返回结果
        @tblName = N‘T_StuInfo‘,    --指定表名
        @fldName = N‘stuid‘,        --指定排序的字段
        @PageSize = 4,                --分页大小
        @PageIndex = 2,                --页码
        @IsCount =0,                --是否返回记录总数，当指定1时返回满足strWhere条件的记录总数
        @OrderType = 0,                --排序类型0升1降序
        @strWhere =" "                --where条件，不用写where

SELECT    ‘Return Value‘ = @return_value

GO