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分页显示的存储过程(sqlserver 2k)

Jun 07, 2016 pm 03:44 PM
sqlserver Pagination storage show website process

前两天在做网站时需要手动分页 .一开始用的是 SqlDataAdapter 的 public int Fill(DataSet, int, int, string); 但后来发现数据量一但很大时服务器的内存增长非常快 . 原因在这个DataSet 包含的记录数将不会多于由maxRecords 指示的记录数。但仍然从服务器返

   前两天在做网站时需要手动分页分页显示的存储过程(sqlserver 2k).一开始用的是 SqlDataAdapter 的 public int Fill(DataSet, int, int, string); 但后来发现数据量一但很大时服务器的内存增长非常快分页显示的存储过程(sqlserver 2k). 原因在这个 DataSet 包含的记录数将不会多于由maxRecords 指示的记录数。但仍然从服务器返回该查询所生成的整个结果集。分页显示的存储过程(sqlserver 2k)
    最后只能改为sql存储过程(其实也是在网上抄来的分页显示的存储过程(sqlserver 2k)). --这是分面的存储过程

分页显示的存储过程(sqlserver 2k)分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)CREATE    PROCEDURE dbo.GetPagingRecord 
分页显示的存储过程(sqlserver 2k)    ( 
分页显示的存储过程(sqlserver 2k)        
@tablename varchar(100),--表名或视图表 
分页显示的存储过程(sqlserver 2k)
        @fieldlist varchar(4000)='*',--欲选择字段列表 
分页显示的存储过程(sqlserver 2k)
        @orderfield varchar(100),--排序字段 
分页显示的存储过程(sqlserver 2k)
        @keyfield varchar(100),--主键 
分页显示的存储过程(sqlserver 2k)
        @pageindex int,--页号,从0开始 
分页显示的存储过程(sqlserver 2k)
        @pagesize int=20,--页尺寸 
分页显示的存储过程(sqlserver 2k)
        @strwhere varchar(4000),--条件 
分页显示的存储过程(sqlserver 2k)
        @ordertype bit=1--排序,1,降序,0,升序 
分页显示的存储过程(sqlserver 2k)

分页显示的存储过程(sqlserver 2k)    ) 
分页显示的存储过程(sqlserver 2k)
AS 
分页显示的存储过程(sqlserver 2k)分页显示的存储过程(sqlserver 2k)
/**//**
分页显示的存储过程(sqlserver 2k)名称:GetPagingRecord 
分页显示的存储过程(sqlserver 2k)作用:按任意字段进行排序分页 
分页显示的存储过程(sqlserver 2k)作者:菩提树(MARK MA) 
分页显示的存储过程(sqlserver 2k)时间:2004-12-14 
分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)
*/
 
分页显示的存储过程(sqlserver 2k)    
SET NOCOUNT ON 
分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)    
DECLARE @sqlstr varchar(6000
分页显示的存储过程(sqlserver 2k)    
--处理SQL中危险字符,并且将条件处理成易嵌入的形式 
分页显示的存储过程(sqlserver 2k)
    SET @strwhere=replace(@strwhere,'''',''''''
分页显示的存储过程(sqlserver 2k)    
SET @strwhere=replace(@strwhere,'--',''
分页显示的存储过程(sqlserver 2k)    
SET @strwhere=replace(@strwhere,';',''
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr='declare @CurPageNum int;' 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'declare @nextpagenum int;' 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'set @curpagenum='+cast(@PageIndex as varchar)+'*'+cast(@Pagesize as varchar)+';' 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'set @nextpagenum='+cast(@PageIndex+1 as varchar)+'*'+cast(@Pagesize as varchar)+';' 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'declare @sqlstr varchar(6000);' 
分页显示的存储过程(sqlserver 2k)    
IF @ordertype=1 
分页显示的存储过程(sqlserver 2k)    
BEGIN 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'set @sqlstr=''select '+@fieldlist+' from ( select top ''+cast(@nextpagenum as varchar)+'' * from  
分页显示的存储过程(sqlserver 2k) 
分页显示的存储过程(sqlserver 2k)        
'+@tablename+'  where '+@strwhere+' order by '+@orderfield+' desc ) as a where '+@keyfield+' not in (  
分页显示的存储过程(sqlserver 2k) 
分页显示的存储过程(sqlserver 2k)        select top 
''+cast(@curpagenum as varchar)+'' '+@keyfield+' from '+@tablename+' where '+@strwhere+'  
分页显示的存储过程(sqlserver 2k) 
分页显示的存储过程(sqlserver 2k)        order by 
'+@orderfield+' desc) order by '+@orderfield+' desc'';'
分页显示的存储过程(sqlserver 2k)    
END 
分页显示的存储过程(sqlserver 2k)    
ELSE 
分页显示的存储过程(sqlserver 2k)    
BEGIN 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'set @sqlstr=''select '+@fieldlist+' from ( select top ''+cast(@nextpagenum as varchar)+'' * from  
分页显示的存储过程(sqlserver 2k) 
分页显示的存储过程(sqlserver 2k)        
'+@tablename+'  where '+@strwhere+' order by '+@orderfield+' asc ) as a where '+@keyfield+' not in (  
分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)        select top 
''+cast(@curpagenum as varchar)+'' '+@keyfield+' from '+@tablename+' where '+@strwhere+'  
分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)        order by 
'+@orderfield+' asc) order by '+@orderfield+' asc'';' 
分页显示的存储过程(sqlserver 2k)    
END 
分页显示的存储过程(sqlserver 2k)    
SET @sqlstr=@sqlstr+'execute( @sqlstr)' 
分页显示的存储过程(sqlserver 2k)    
PRINT @sqlstr 
分页显示的存储过程(sqlserver 2k)    
EXECUTE(@sqlstr
分页显示的存储过程(sqlserver 2k)
分页显示的存储过程(sqlserver 2k)
GO
分页显示的存储过程(sqlserver 2k)

    最近在关注sql server2005 ,其t-sql增强方面改了很多,而且网上也有网友写了相对应的分页代码,简单了很多,很值得一试噢。
 


 

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