USE [as_services]GO/****** Object:  StoredProcedure [dbo].[Sp_CustomPageV5]    Script Date: 01/05/2015 09:20:39 ******/SET ANSI_NULLS ONGOSET QUOTED_IDENTIFIER ONGOALTER PROCEDURE [dbo].[Sp_CustomPage]@QueryStr nvarchar(4000), --表名、视图名、查询语句@QueryWhere varchar(8000), --查询条件@PageSize int=10, --每页的大小(行数)@PageCurrent int=1, --要显示的页@FdShow nvarchar (4000)=‘‘, --要显示的字段列表,如果查询结果有标识字段,需要指定此值,且不包含标识字段@FdOrder nvarchar (1000)=‘‘, --排序字段列表@FdKey nvarchar(250)=‘‘, --强制指定主键@TotalRow int output --总记录行数asdeclare @FdName nvarchar(250) --表中的主键或表、临时表中的标识列名,@Id1 varchar(20),@Id2 varchar(20) --开始和结束的记录号,@Id3 varchar(20) --预选的记录数,@Obj_ID int --对象ID,@TotalPage int --总页数,@FdOrder_desc nvarchar(1000)  --‘反‘排序字段列表,@FdOrder_desc1 nvarchar(1000) --‘反‘排序字段列表,@FdOrder_desc2 nvarchar(1000) --‘反‘排序字段列表--表中有复合主键的处理declare @strfd nvarchar(2000) --复合主键列表,@strjoin nvarchar(4000) --连接字段,@strwhere nvarchar(2000) --查询条件--格式化初始参数select @Obj_ID=object_id(@QueryStr),@FdShow=case isnull(@FdShow,‘‘) when ‘‘ then ‘ *‘ else ‘ ‘+@FdShow end,@FdOrder=case isnull(@FdOrder,‘‘) when ‘‘ then ‘‘  else ‘ order by ‘+@FdOrder end,@QueryWhere=case isnull(@QueryWhere,‘‘) when ‘‘ then ‘1=1‘ else @QueryWhere endselect @FdOrder_desc1 = replace(@FdOrder, ‘ DESC‘, ‘^‘),@FdOrder_desc2 = replace(@FdOrder_desc1, ‘,‘, ‘ DESC,‘) + ‘ DESC‘,@FdOrder_desc = replace(@FdOrder_desc2, ‘^ DESC‘, ‘‘),@FdOrder_desc = replace(@FdOrder_desc, ‘ asc DESC‘, ‘ DESC‘)select @FdOrder = replace(@FdOrder, ‘^^‘, ‘,‘),@FdOrder_desc = replace(@FdOrder_desc, ‘^^‘, ‘,‘)if left(@QueryStr,1)=‘(‘  select @QueryStr=‘ ‘+@QueryStrelse  select @QueryStr=case when @Obj_ID is not null then ‘ ‘+@QueryStr else ‘ (‘+@QueryStr+‘) cp_a‘ end--计算总行数和总页数declare @temp1 nvarchar(4000)select @temp1=N‘select @temp2=count(*) from ‘+@QueryStr+‘ where ‘+@QueryWhereexec sp_executesql @temp1, N‘ @temp2 int output ‘, @TotalRow outputif @TotalRow > 0  set @TotalPage = (@TotalRow + @PageSize - 1) / @PageSizeelse  set @TotalPage = 1if @PageCurrent > @TotalPage set @PageCurrent = @TotalPage--如果显示第一页，可以直接用top来完成if @PageCurrent=1begin  select @Id1=cast(@PageSize as varchar(20))  exec(‘select top ‘+@Id1+@FdShow+‘ from ‘+@QueryStr+‘ where ‘+@QueryWhere+@FdOrder)  returnend--强制指定主键if @FdKey<>‘‘begin  select @Id1=cast(@PageSize as varchar(20))  ,@Id2=cast((@PageCurrent-1)*@PageSize as varchar(20))  ,@Id3=cast(@PageCurrent*@PageSize as varchar(20))  select @FdName=@FdKey  goto lbuseidentityend--如果是表,则检查表中是否有标识列或主键if @Obj_ID is not null and objectproperty(@Obj_ID,‘IsTable‘)=1begin  select @Id1=cast(@PageSize as varchar(20))  ,@Id2=cast((@PageCurrent-1)*@PageSize as varchar(20))  ,@Id3=cast(@PageCurrent*@PageSize as varchar(20))  select @FdName=name from syscolumns where id=@Obj_ID and status=0x80  if @@rowcount=0 --如果表中无标识列,则检查表中是否有主键  begin    if not exists(select 1 from sysobjects where parent_obj=@Obj_ID and xtype=‘PK‘)      goto lbusetemp --如果表中无主键,则用临时表处理    select @FdName=name from syscolumns where id=@Obj_ID and colid in(      select colid from sysindexkeys where @Obj_ID=id and indid in(         select indid from sysindexes where @Obj_ID=id and name in(           select name from sysobjects where xtype=‘PK‘ and parent_obj=@Obj_ID    )))    if @@rowcount>1 --检查表中的主键是否为复合主键    begin      select @strfd=‘‘,@strjoin=‘‘,@strwhere=‘‘      select @strfd=@strfd+‘,[‘+name+‘]‘      ,@strjoin=@strjoin+‘ and a.[‘+name+‘]=b.[‘+name+‘]‘      ,@strwhere=@strwhere+‘ and b.[‘+name+‘] is null‘      from syscolumns where id=@Obj_ID and colid in(        select colid from sysindexkeys where @Obj_ID=id and indid in(          select indid from sysindexes where @Obj_ID=id and name in(            select name from sysobjects where xtype=‘PK‘ and parent_obj=@Obj_ID        )))      select @strfd=substring(@strfd,2,2000)      ,@strjoin=substring(@strjoin,5,4000)      ,@strwhere=substring(@strwhere,5,4000)      goto lbusepk    end  endendelsegoto lbusetemp/*--使用标识列或主键为单一字段的处理方法--*/lbuseidentity:if (@PageCurrent >= @TotalPage) and (@TotalRow % @PageSize > 0)  select @Id1 = @TotalRow % @PageSizeexec(‘select * from (select top ‘+@Id1+@FdShow+‘ from ‘+@QueryStr+‘ where ‘+@FdName+‘ in (  select top ‘+@Id3+‘ ‘+@FdName+‘ from ‘+@QueryStr+‘ where ‘+@QueryWhere+@FdOrder  +‘)‘+@FdOrder_desc+‘) cp_v5‘ + @FdOrder)return/*--表中有复合主键的处理方法--*/lbusepk: exec(‘select ‘+@FdShow+‘ from(select top ‘+@Id1+‘ a.* from(select top 100 percent * from ‘+@QueryStr+‘ where ‘+@QueryWhere+@FdOrder+‘) aleft join (select top ‘+@Id2+‘ ‘+@strfd+‘ from ‘+@QueryStr+‘ where ‘+@QueryWhere+@FdOrder+‘) b on ‘+@strjoin+‘where ‘+@strwhere+‘) a‘)return/*--用临时表处理的方法--*/lbusetemp: select @FdName=‘[ID_‘+cast(newid() as varchar(40))+‘]‘,@Id1=cast(@PageSize*(@PageCurrent-1) as varchar(20)),@Id2=cast(@PageSize*@PageCurrent-1 as varchar(20)),@Id3=cast(@PageSize*@PageCurrent as varchar(20))exec(‘select ‘+@FdName+‘=identity(int,0,1),*into #tb from (select top ‘+@Id3+‘ ‘+@FdShow+‘ from ‘+@QueryStr+‘ where ‘+@QueryWhere+@FdOrder+‘) cp_tbselect ‘+@FdShow+‘ from #tb where ‘+@FdName+‘ between ‘+@Id1+‘ and ‘+@Id2)

ALTER PROCEDURE [dbo].[get_list]@QueryStr nvarchar(4000), --表名、视图名、查询语句@QueryWhere varchar(8000), --查询条件@FdShow nvarchar (4000)=‘*‘, --要显示的字段列表,如果查询结果有标识字段,需要指定此值,且不包含标识字段@FdOrder nvarchar (1000)=‘‘ --排序字段列表asdeclare @sqlQuery nvarchar(4000)set @sqlQuery=‘select ‘+@FdShow +‘ from ‘+@QueryStr +‘ where ‘+ @QueryWhere +‘ order by ‘+@FdOrderprint @sqlQueryexec sp_executesql @sqlQuery

SqlCommand cmd = dbHelper.GetStoredProcCommond("Sp_CustomPage");            dbHelper.AddInParameter(cmd, "@QueryStr", System.Data.DbType.String, sTable);            dbHelper.AddInParameter(cmd, "@QueryWhere", System.Data.DbType.String, sWhere);            dbHelper.AddInParameter(cmd, "@PageSize", System.Data.DbType.Int32, iPageSize);            dbHelper.AddInParameter(cmd, "@PageCurrent", System.Data.DbType.Int32, iPageIndex);            dbHelper.AddInParameter(cmd, "@FdShow", System.Data.DbType.String, sShow);            dbHelper.AddInParameter(cmd, "@FdOrder", System.Data.DbType.String, sOrder);            dbHelper.AddInParameter(cmd, "@FdKey", System.Data.DbType.String, sKey);            dbHelper.AddOutParameter(cmd, "@TotalRow", System.Data.DbType.Int32, 2147483647);            System.Data.DataTable objTable = new System.Data.DataTable("dataInfo");            using (DbDataReader reader = dbHelper.ExecuteReader(cmd))            {                objTable.Load(reader);            }            iRowNum = Convert.ToInt32(cmd.Parameters["@TotalRow"].Value.ToString());            iPageNum = (iRowNum + iPageSize - 1) / iPageSize;