存储过程分页

if exists(select * from sysobjects where ID = object_id("up_TopicList"))
drop proc up_TopicList
go

create proc up_TopicList
@a_ForumID int , @a_intDays int , @a_intPageNo int , @a_intPageSize tinyint
as
declare @m_intRecordNumber int
declare @m_intStartRecord int
select @m_intRecordNumber = @a_intPageSize * @a_intPageNo
select @m_intStartRecord = @a_intPageSize * (@a_intPageNo - 1) 1

if @a_intDays = 0 --如果不限定天数
begin
/*求符合条件记录数*/
select "RecordCount" = count(*)
from BBS where Layer=1 and ForumID = @a_ForumID

/*输出纪录*/
/*首先定义可滚动光标*/
set rowcount @m_intRecordNumber
declare m_curTemp Scroll cursor
for
select a.ID ,a.Title , d.UserName , a.FaceID ,
'ContentSize' = datalength(a.Content) ,
'TotalChilds' = (select sum(TotalChilds)
from BBS as b
where a.RootID = b.RootID) ,
'LastReplyTime' = (select max(PostTime)
from BBS as c
where a.RootID = c.RootID)
from BBS as a
join BBSUser as d on a.UserID = d.ID
where Layer=1 and ForumID = @a_ForumID
order by RootID desc , Layer , PostTime
open m_curTemp
fetch absolute @m_intStartRecord from m_curTemp
while @@fetch_status = 0
fetch next from m_curTemp

set rowcount 0
/*清场*/
CLOSE m_curTemp
DEALLOCATE m_curTemp
end

else --如果限定天数

begin
/*求符合条件记录数*/
select "RecordCount" = count(*)
from BBS where Layer=1 and ForumID = @a_ForumID
and dateadd(day , @a_intDays , PostTime) > getdate()

/*输出纪录*/
/*首先定义可滚动光标*/
set rowcount @m_intRecordNumber
declare m_curTemp Scroll cursor
for
select a.ID ,a.Title , d.UserName , a.FaceID ,
'ContentSize' = datalength(a.Content) ,
'TotalChilds' = (select sum(TotalChilds)
from BBS as b
where a.RootID = b.RootID) ,
'LastReplyTime' = (select max(PostTime)
from BBS as c
where a.RootID = c.RootID)
from BBS as a
join BBSUser as d on a.UserID = d.ID
where Layer=1 and ForumID = @a_ForumID
and dateadd(day , @a_intDays , PostTime) > getdate()
order by RootID desc , Layer , PostTime
open m_curTemp
fetch absolute @m_intStartRecord from m_curTemp
while @@fetch_status = 0
fetch next from m_curTemp

set rowcount 0
/*清场*/
CLOSE m_curTemp
DEALLOCATE m_curTemp
end
go


注：若在asp中调用存储过程的command对象为cm，则set rs=cm.execute，然后用set rs=rs.nextrecordset取下一条记录。

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