create procedure prcpager
-- 獲得某一頁的資料 --
@currpage int = 1, --當前頁頁碼 (即top currpage)
@showcolumn varchar(2000) = '*', --需要得到的字段 (即 column1,column2,......)
@tabname varchar(2000), --需要檢視的表名 (即 from table_name)
@strcondition varchar(2000) = '', --查詢條件 (即 where condition......) 不用加where關鍵字
@asccolumn varchar(100) = '', --排序的欄位名 (即 order by column asc/desc)
@bitordertype bit = 0, ---排序的型別 (0為公升序,1為降序)
@pkcolumn varchar(50) = '', --主鍵名稱
@pagesize int = 20 --分頁大小
as begin -- 儲存過程開始
-- 該儲存過程需要用到的幾個變數
declare @strsql varchar(4000) --該儲存過程最後執行的語句
declare @strordertype varchar(1000) --排序型別語句 (order by column asc或者order by column desc)
begin
if @bitordertype = 1 -- bitordertype=1即執行降序
begin
set @strordertype = ' order by '+@asccolumn+' desc'
end
else
begin
set @strordertype = ' order by '+@asccolumn+' asc'
end
if @currpage = 1 -- 如果是第一頁
begin
if @strcondition != ''
set @strsql = 'select top '+str(@pagesize)+' '+@showcolumn+' from '+@tabname+
' where '+@strcondition+@strordertype
else
set @strsql = 'select top '+str(@pagesize)+' '+@showcolumn+' from '+@tabname+@strordertype
end
else -- 其他頁
begin
if @strcondition !=''
set @strsql ='select top '+str(@pagesize)+' '+@showcolumn+' from (select top '+str(@currpage*@pagesize)+@showcolumn+' from '
+@tabname+' where ('+@strcondition+') '+@strordertype+') as temp where '+@pkcolumn+' not in(select top '+str((@currpage-1)*@pagesize)
+' '+@pkcolumn+ ' from '+@tabname+' where ('+@strcondition+') ' +@strordertype+')'
else
set @strsql ='select top '+str(@pagesize)+' '+@showcolumn+' from (select top '+str(@currpage*@pagesize)+@showcolumn+' from '+@tabname+@strordertype+') as temp'
+' where '+@pkcolumn+' not in(select top '+str((@currpage-1)*@pagesize)+' '+@pkcolumn+ ' from '+@tabname+@strordertype+')'
end
end
exec (@strsql)
end -- 儲存過程結束
goprcpager 2,'*','news','','addtime',1,'newsid',15
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