ASP關於分頁辦法

來源:互聯網
上載者:User
分頁     時間關係,沒有經過完全測試,這個是大概意思。
  CREATE PROCEDURE getnotes
  
   @forumID varchar(10),
   @a_intPageNo int ,
   @a_intPageSize int,
   @rootID varchar(10)
  AS
   declare @m_intRecordNumber int
   declare @m_intStartRecord int
   declare @pagecount int
   declare @temp int
   declare @end int
   declare @sql varchar(500)
   declare @bbsname varchar(25)
   declare @articles int
   declare @manager varchar(30)
   declare @selectrootID varchar(500)
   declare @temprootID varchar(10)
  
   select @m_intRecordNumber = @a_intPageSize * @a_intPageNo
   select @m_intStartRecord = @a_intPageSize * (@a_intPageNo - 1) + 1
  
   set nocount on
   select @bbsname=subjectname,@manager=manager,@articles=articles from bbs_subjects where subjectID=@forumID
   if @rootID='0'
   begin
   -- select @sql='declare m_curTemp Scroll cursor for select ID,title,shrink,rootID,orderID,pubtime,hits,bytes,username,email from bbs_forum_'+@forumID+' WHERE rootID in (select distinct rootID from bbs_forum_'+@forumID+' ) order by rootID desc,orderID asc'
   select @sql='declare m_curTemp Scroll cursor for select rootID from bbs_forum_'+@forumID+' where rootID=parentID order by rootID desc'
   end
   else
   select @sql='declare m_curTemp Scroll cursor for select ID,title,shrink,rootID,orderID,pubtime,hits,bytes,username,email from bbs_forum_'+@forumID+' where rootID='+@rootID+' order by orderID asc'
  
   exec(@sql)
   open m_curTemp
  
   set @pagecount = case
   when @@cursor_rows % @a_intPageSize=0 then @@cursor_rows / @a_intPageSize
   when @@cursor_rows % @a_intPageSize<>0 then @@cursor_rows / @a_intPageSize+1
   end
   if @@cursor_rows<@a_intPageSize and @@cursor_rows>0
   begin
   select @pagecount=1
   end
  
  
   if @rootID='0'
   begin
   set @temp = 1
   set @selectrootID='0'
   fetch absolute @m_intStartRecord from m_curTemp into @temprootID
   while @@fetch_status = 0 and @temp < @a_intPageSize
   begin
   set @temp = @temp + 1
   select @selectrootID=@selectrootID+','+@temprootID
   fetch next from m_curTemp into @temprootID
   end
   CLOSE m_curTemp
   DEALLOCATE m_curTemp
   set nocount off
   select 'pagecount' = @pagecount
   select 'bbsname'=@bbsname
   select 'manager'=@manager
   select 'articles'=@articles
   select @sql='declare curTemp Scroll cursor for select ID,title,shrink,rootID,orderID,Images,pubtime,hits,bytes,username,email from bbs_forum_'+@forumID+' where rootID in ('+@selectrootID+') order by rootID desc,orderID asc'
   exec(@sql)
   open curTemp
   fetch first from curTemp
   while @@fetch_status = 0
   begin
   fetch next from curTemp
   end
   CLOSE curTemp
   DEALLOCATE curTemp
   end
   else
   begin
   set @temp = 1
   set nocount off
   fetch absolute @m_intStartRecord from m_curTemp
   while @@fetch_status = 0 and @temp < @a_intPageSize
   begin
   set @temp = @temp + 1
   fetch next from m_curTemp
   end
   CLOSE m_curTemp
   DEALLOCATE m_curTemp
   end

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