分页? Create procedure [dbo].[uspCustomPaging] @TableName varchar(50), --表或视图名 @Fields varchar(5000) = '*', --字段名(全部字段为*) @OrderFields varchar(5000), --排序字段(必须!支持多字段,建议建索引) @SqlWhere varchar(5000) = '', --条件语句(如and Name='a') @PageSize int, --每页多少条记录 @PageIndex int = 1 , --指定当前为第几页 @TotalPages int output --返回总页数 as begin declare @sql nvarchar(4000) declare @TotalRecords int --计算总记录数及总页数 set @sql = 'select @TotalRecords = count(*) from ' + @TableName + ' where 1=1 ' + @sqlWhere exec sp_executesql @sql,N'@totalRecords int output',@TotalRecords output select @TotalPages=CEILING((@TotalRecords+0.0)/@PageSize) --处理页数超出范围情况 if @PageIndex<=0 set @PageIndex = 1 if @PageIndex>@TotalPages set @PageIndex = @TotalPages set @sql = 'select '+ @Fields + ' from (select top(@PageIndex*@PageSize) ' + @Fields + ',row_number() over(order by ' + @OrderFields + ') as rowNumber from ' + @TableName + ' where 1=1 ' + @SqlWhere + ') t where t.rowNumber >= ((@PageIndex-1)*@PageSize+1)'
--print @Sql exec sp_executesql @sql,N'@PageIndex int, @PageSize int',@PageIndex,@PageSize end
1.和单字段主键没什么不一样啊 2.估计有些sql语句会不兼容
查询获取第N页记录 表名:tablea 主键列: pkcol1 , pkcol2 , ... ,pkcolnselect top rows_in_one_page from [tablea] where pkcol1,pkcol2, ... ,pkcoln not in (select top (n-1)*rows_in_one_page pkcol1,pkcol2, ... ,pkcoln from [tablea] order by pkcol1,pkcol2, ... ,pkcoln ) order by pkcol1,pkcol2, ... ,pkcoln
2005数据库结构显示 http://blog.csdn.net/roy_88/archive/2007/12/03/1914264.aspx分頁 /*--用存储过程实现的分页程序 显示指定表、视图、查询结果的第X页 对于表中主键或标识列的情况,直接从原表取数查询,其它情况使用临时表的方法 如果视图或查询结果中有主键,不推荐此方法--邹建 2003.09(引用请保留此信息)--*//*--调用示例 exec p_show '地区资料' exec p_show '地区资料',5,3,'地区编号,地区名称,助记码','地区编号' --*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_show]') and OBJECTPROPERTY(id, N'IsProcedure') = 1) drop procedure [dbo].[p_show] GOCREATE Proc p_show @QueryStr nvarchar(4000), --表名、视图名、查询语句 @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 as declare @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 ,@Obj_ID int --对象ID --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 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 ,@QueryStr=case when @Obj_ID is not null then ' '+@QueryStr else ' ('+@QueryStr+') a' end--如果显示第一页,可以直接用top来完成 if @PageCurrent=1 begin select @Id1=cast(@PageSize as varchar(20)) exec('select top '+@Id1+@FdShow+' from '+@QueryStr+@FdOrder) return end--如果是表,则检查表中是否有标识更或主键 if @Obj_ID is not null and objectproperty(@Obj_ID,'IsTable')=1 begin select @Id1=cast(@PageSize as varchar(20)) ,@Id2=cast((@PageCurrent-1)*@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 end end else goto lbusetemp/*--使用标识列或主键为单一字段的处理方法--*/ lbuseidentity: exec('select top '+@Id1+@FdShow+' from '+@QueryStr +' where '+@FdName+' not in(select top ' +@Id2+' '+@FdName+' from '+@QueryStr+@FdOrder +')'+@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+@FdOrder+') a left join (select top '+@Id2+' '+@strfd+' from '+@QueryStr+@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))exec('select '+@FdName+'=identity(int,0,1),'+@FdShow+' into #tb from'+@QueryStr+@FdOrder+' select '+@FdShow+' from #tb where '+@FdName+' between ' +@Id1+' and '+@Id2 )GO
Create procedure [dbo].[uspCustomPaging]
@TableName varchar(50), --表或视图名
@Fields varchar(5000) = '*', --字段名(全部字段为*)
@OrderFields varchar(5000), --排序字段(必须!支持多字段,建议建索引)
@SqlWhere varchar(5000) = '', --条件语句(如and Name='a')
@PageSize int, --每页多少条记录
@PageIndex int = 1 , --指定当前为第几页
@TotalPages int output --返回总页数
as
begin
declare @sql nvarchar(4000)
declare @TotalRecords int --计算总记录数及总页数
set @sql = 'select @TotalRecords = count(*) from ' + @TableName + ' where 1=1 ' + @sqlWhere
exec sp_executesql @sql,N'@totalRecords int output',@TotalRecords output
select @TotalPages=CEILING((@TotalRecords+0.0)/@PageSize) --处理页数超出范围情况
if @PageIndex<=0
set @PageIndex = 1
if @PageIndex>@TotalPages
set @PageIndex = @TotalPages set @sql = 'select '+ @Fields + ' from (select top(@PageIndex*@PageSize) ' + @Fields + ',row_number() over(order by ' + @OrderFields + ') as rowNumber from ' + @TableName + ' where 1=1 ' + @SqlWhere + ') t where t.rowNumber >= ((@PageIndex-1)*@PageSize+1)'
--print @Sql
exec sp_executesql @sql,N'@PageIndex int, @PageSize int',@PageIndex,@PageSize
end
2.估计有些sql语句会不兼容
表名:tablea
主键列: pkcol1 , pkcol2 , ... ,pkcolnselect top rows_in_one_page from [tablea]
where pkcol1,pkcol2, ... ,pkcoln not in
(select top (n-1)*rows_in_one_page pkcol1,pkcol2, ... ,pkcoln from [tablea]
order by pkcol1,pkcol2, ... ,pkcoln )
order by pkcol1,pkcol2, ... ,pkcoln
http://blog.csdn.net/roy_88/archive/2007/12/03/1914264.aspx分頁
/*--用存储过程实现的分页程序 显示指定表、视图、查询结果的第X页
对于表中主键或标识列的情况,直接从原表取数查询,其它情况使用临时表的方法
如果视图或查询结果中有主键,不推荐此方法--邹建 2003.09(引用请保留此信息)--*//*--调用示例
exec p_show '地区资料' exec p_show '地区资料',5,3,'地区编号,地区名称,助记码','地区编号'
--*/if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_show]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_show]
GOCREATE Proc p_show
@QueryStr nvarchar(4000), --表名、视图名、查询语句
@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
as
declare @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
,@Obj_ID int --对象ID
--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
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
,@QueryStr=case when @Obj_ID is not null then ' '+@QueryStr else ' ('+@QueryStr+') a' end--如果显示第一页,可以直接用top来完成
if @PageCurrent=1
begin
select @Id1=cast(@PageSize as varchar(20))
exec('select top '+@Id1+@FdShow+' from '+@QueryStr+@FdOrder)
return
end--如果是表,则检查表中是否有标识更或主键
if @Obj_ID is not null and objectproperty(@Obj_ID,'IsTable')=1
begin
select @Id1=cast(@PageSize as varchar(20))
,@Id2=cast((@PageCurrent-1)*@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
end
end
else
goto lbusetemp/*--使用标识列或主键为单一字段的处理方法--*/
lbuseidentity:
exec('select top '+@Id1+@FdShow+' from '+@QueryStr
+' where '+@FdName+' not in(select top '
+@Id2+' '+@FdName+' from '+@QueryStr+@FdOrder
+')'+@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+@FdOrder+') a
left join (select top '+@Id2+' '+@strfd+'
from '+@QueryStr+@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))exec('select '+@FdName+'=identity(int,0,1),'+@FdShow+'
into #tb from'+@QueryStr+@FdOrder+'
select '+@FdShow+' from #tb where '+@FdName+' between '
+@Id1+' and '+@Id2
)GO