SqlServer2005的高效分页存储过程(支持多字段任意排序,不要求排
发布时间：2020-12-12 15:59:45 所属栏目：MsSql教程 来源：网络整理
导读：set ANSI_NULLS ON set QUOTED_IDENTIFIER ON go -- ============================================= -- Author:???????? 杨俊明 -- Create date: 2006-11-05 -- Description:???? 高效分页存储过程，仅适用于Sql2005 -- Notes:???????? 排序字段强烈建议建
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set ANSI_NULLS ON set QUOTED_IDENTIFIER ON go -- ============================================= -- Author:???????? <杨俊明> -- Create date: <2006-11-05> -- Description:???? <高效分页存储过程，仅适用于Sql2005> -- Notes:???????? <排序字段强烈建议建索引> -- ============================================= Alter Procedure [dbo].[up_Page2005] @TableName varchar(50),???????? --表名 @Fields varchar(5000) = '*',???? --字段名(全部字段为*) @OrderField varchar(5000),???????? --排序字段(必须!支持多字段) @sqlWhere varchar(5000) = Null,--条件语句(不用加where) @pageSize int,???????????????????? --每页多少条记录 @pageIndex int = 1,???????????? --指定当前为第几页 @TotalPage int output???????????? --返回总页数 as begin ???? Begin Tran --开始事务 ???? Declare @sql nvarchar(4000); ???? Declare @totalRecord int;???? ???? --计算总记录数 ????????? ???? if (@SqlWhere='' or @sqlWhere=NULL) ???????? set @sql = 'select @totalRecord = count(*) from ' + @TableName ???? else ???????? set @sql = 'select @totalRecord = count(*) from ' + @TableName + ' where ' + @sqlWhere ???? EXEC sp_executesql @sql,N'@totalRecord int OUTPUT',@totalRecord OUTPUT--计算总记录数???????? ???? ???? --计算总页数 ???? select @TotalPage=CEILING((@totalRecord+0.0)/@PageSize) ???? if (@SqlWhere='' or @sqlWhere=NULL) ???????? set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName ???? else ???????? set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName + ' where ' + @SqlWhere???? ???????? ???? ???? --处理页数超出范围情况 ???? if @PageIndex<=0 ???????? Set @pageIndex = 1 ???? ???? if @pageIndex>@TotalPage ???????? Set @pageIndex = @TotalPage ????? --处理开始点和结束点 ???? Declare @StartRecord int ???? Declare @EndRecord int ???? ???? set @StartRecord = (@pageIndex-1)*@PageSize + 1 ???? set @EndRecord = @StartRecord + @pageSize - 1 ???? --继续合成sql语句 ???? set @Sql = @Sql + ') as ' + @TableName + ' where rowId between ' + Convert(varchar(50),@StartRecord) + ' and ' +?? Convert(varchar(50),@EndRecord) ???? ???? Exec(@Sql) ???? --------------------------------------------------- ???? If @@Error <> 0 ?????? Begin ???????? RollBack Tran ???????? Return -1 ?????? End ????? Else ?????? Begin ???????? Commit Tran ???????? Return @totalRecord ---返回记录总数 ?????? End???? end
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