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对SQLServer中有主键的表tb,写出效率较高的翻到第二页的sql查询

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2016-06-07 15:39:451601browse

declare @pageSize int --返回一夜的记录数 declare @CurPage int --页号(第几页) declare @Count int declare @id int set @pageSize=10 set @CurPage =1 --定位 if @CurPage = -1 begin --最后一页 set rowcount @pageSize select @id=newsID from newsT

declare @pageSize int      --返回一夜的记录数

declare @CurPage int   --页号(第几页)

declare @Count int

declare @id int

set @pageSize=10
set @CurPage =1

--定位
if @CurPage = -1
begin
 --最后一页
 set rowcount @pageSize
 select @id=newsID from newsTemp   order by newsID
end

if @CurPage > 0
begin
 set @Count = @pageSize * (@CurPage -1) + 1
 set rowcount @Count
 select @id=newsID from newsTemp   order by newsID desc
end

--返回记录
set rowcount @pageSize
select * from newsTemp where newsID

set rowcount 0

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