假分頁：從資料庫中選擇所有的記錄後再進行分頁
真分頁：只從資料庫中選擇當前頁的記錄
sql**
select
top每頁顯示的記錄數 *fromtopicwhereid not
in
(select
top（當前的頁數-1）×每頁顯示的記錄數 idfromtopicorder
byiddesc)
order
byiddesc
select top 每頁顯示的記錄數 * from topic where id not in
(select top （當前的頁數-1）×每頁顯示的記錄數 id from topic order by id desc)
order by id desc
sql2005中的分頁**:
sql**
withtemptblas(
selectrow_number() over (order
byiddesc)asrow,
...
)
select*fromtemptblwhererow between
@startindex and
@endindex
with temptbl as (
select row_number() over (order by id desc)as row,
...)select * from temptbl where row between @startindex and @endindex
sql**
create
procedureproc_pager
( @startindexint,--開始記錄數
@endindexint
--結束記錄數
)
as
begin
declare@indextabletable(idintidentity(1,1),nidint)
insert
into@indextable(nid)selectorderidfromordersorder
byorderiddesc
select*
fromorders o
inner
join
@indextable i
ono.orderid=i.nid
wherei.id between
@startindex and
@endindex
order
byi.id
end
create procedure proc_pager
( @startindex int,--開始記錄數
@endindex int --結束記錄數)as
begin
declare @indextable table(id int identity(1,1),nid int)
insert into @indextable(nid) select orderid from orders order by orderid desc
select *
from orders o
inner join @indextable i
on o.orderid=i.nid
where i.id between @startindex and @endindex
order by i.id
end
create
procedureproc_pager1
( @pageindexint, -- 要選擇第x頁的資料
@pagesizeint
-- 每頁顯示記錄數
)
as
begin
declare@sqlstrvarchar(500)
set@sqlstr='select top '
+convert
(varchar(10),@pagesize)+
' * from orders where orderid not in(select top '
+
convert
(varchar(20),(@pageindex-1)*@pagesize)+
' orderid from orders) order by orderid'
exec(@sqlstr)
end
create procedure proc_pager1
( @pageindex int, -- 要選擇第x頁的資料
@pagesize int -- 每頁顯示記錄數)as
begin
declare @sqlstr varchar(500)
set @sqlstr='select top '+convert(varchar(10),@pagesize)+
' * from orders where orderid not in(select top '+
convert(varchar(20),(@pageindex-1)*@pagesize)+
' orderid from orders) order by orderid'
exec (@sqlstr)
end
sql**
create
procedureproc_pager2
( @startindexint,--開始記錄數
@endindexint
--結束記錄數
)
as
begin
withtemptblas
(selectrow_number() over (order
byorderiddesc)asrow, *fromorders)
select*fromtemptbl
whererow between
@startindex and
@endindex
order
byrow
end
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