USE [bookdb] GO /****** Object: StoredProcedure [dbo].[Proc_SearchByPage] Script Date: 08/16/2021 09:41:04 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER Procedure [dbo].[Proc_SearchByPage] @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, --返回条数 @OrderType bit -- 设置排序类型,1 升序 0 值则降序 as begin declare @strOrder varchar(400) -- 排序类型 Begin Tran --开始事务 Declare @sql nvarchar(4000); Declare @totalRecord int; --计算总记录数 if (@SqlWhere ='''' or @SqlWhere='' or @sqlWhere is 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=@totalRecord --CEILING((@totalRecord+0.0)/@PageSize) if @OrderType = 0 begin set @strOrder = ' order by [' + @OrderField +'] desc' --如果@OrderType是0,就执行降序,这句很重要! end else begin set @strOrder = ' order by [' + @OrderField +'] asc' end if (@SqlWhere ='''' or @SqlWhere='' or @sqlWhere is NULL) set @sql = 'Select * FROM (select ROW_NUMBER() Over( '+@strOrder+' ) as rowId,' + @Fields + ' from ' + @TableName else set @sql = 'Select * FROM (select ROW_NUMBER() Over( '+@strOrder+' ) 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 if @OrderType = 0 begin set @strOrder = ' order by rowid desc' --如果@OrderType是0,就执行降序,这句很重要! end else begin set @strOrder = ' order by rowid asc' end --继续合成sql语句 set @Sql = @Sql + ') as ' + @TableName + ' where rowId between ' + Convert(varchar(50),@StartRecord) + ' and ' + Convert(varchar(50),@EndRecord) + ' '+@strOrder -- print @sql 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