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SQL 2005 多表分页存储过程(需要多表查询的)解决方法

热度:58   发布时间:2016-04-27 18:06:42.0
SQL 2005 多表分页存储过程(需要多表查询的)
SQL 2005 多表分页存储过程(需要多表查询的)

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SQL code
/*--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=1 begin select @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')=1begin select @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=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 [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  begin   select @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 lbusepk  end endendelse goto 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]+') a  left 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 [email protected][email protected]+' select [email protected]+' from #tb where [email protected]+' between ' [email protected]+' and [email protected] )GO本文来自CSDN博客,转载请标明出处:http://blog.csdn.net/fredrickhu/archive/2009/09/18/4566261.aspx
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