分页SQLServer存储过程_sqlserver

/*–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–*//*–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’–*//*因为要顾及通用性,所以对带排序的查询语句有一定要求.如果先排序,再出结果.就是:exec p_show ‘select top 100 percent * from 地区资料 order by 地区名称’,5,3,’地区编号,地区名称,助记码’,’地区名称’–查询语句加上:top 100 percent //top时*/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 [email protected] nvarchar(4000),–[email protected] int=10,–每页的大小(行数)@PageCurrent int=1,–[email protected] 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,[email protected] nvarchar (1000)=”–排序字段列表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,@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 ‘ ‘[email protected] end,@FdOrder=case isnull(@FdOrder,”) when ” then ” else ‘ order by ‘[email protected] end,@QueryStr=case when @Obj_ID is not null then ‘ ‘[email protected] else ‘ (‘[email protected]+’) a’ end–如果显示第一页，可以直接用top来完成if @PageCurrent=1beginselect @Id1=cast(@PageSize as varchar(20))exec(‘select top ‘[email protected][email protected]+’ from ‘[email protected][email protected])returnend–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’)=1beginselect @Id1=cast(@PageSize as varchar(20)),@Id2=cast((@PageCurrent-1)[email protected] as varchar(20))select @FdName=name from syscolumns where [email protected]_ID and status=0x80if @@rowcount=0–如果表中无标识列,则检查表中是否有主键beginif not exists(select 1 from sysobjects where [email protected]_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 [email protected]_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 [email protected]_ID)))if @@rowcount>1–检查表中的主键是否为复合主键beginselect @strfd=”,@strjoin=”,@strwhere=”select @[email protected]+’,[‘+name+’]’,@[email protected]+’ and a.[‘+name+’]=b.[‘+name+’]’,@[email protected]+’ and b.[‘+name+’] is null’from syscolumns where [email protected]_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 [email protected]_ID)))select @strfd=substring(@strfd,2,2000),@strjoin=substring(@strjoin,5,4000),@strwhere=substring(@strwhere,5,4000)goto lbusepkendendendelsegoto lbusetemp/*–使用标识列或主键为单一字段的处理方法–*/lbuseidentity:exec(‘select top ‘[email protected][email protected]+’ from ‘[email protected]+’ where ‘[email protected]+’ not in(select top ‘[email protected]+’ ‘[email protected]+’ from ‘[email protected][email protected]+’)’[email protected])return/*–表中有复合主键的处理方法–*/lbusepk:exec(‘select ‘[email protected]+’ from(select top ‘[email protected]+’ a.* from(select top 100 percent * from ‘[email protected][email protected]+’) aleft join (select top ‘[email protected]+’ ‘[email protected]+’ from ‘[email protected][email protected]+’) b on ‘[email protected]+’where ‘[email protected]+’) 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(@[email protected] as varchar(20))exec(‘select ‘[email protected]+’=identity(int,0,1),’[email protected]+’into #tb from’[email protected][email protected]+’select ‘[email protected]+’ from #tb where ‘[email protected]+’ between ‘[email protected]+’ and ‘[email protected])GO

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