/*
名稱:spall_returnrows
輸入:輸出:
呼叫:exec spall_returnrows 'select * from 表名', 頁號, 返回記錄數, '主鍵', '排序字段'
spall_returnrows 'select * from all_categories',2,10,'[id]','[id]'
說明:[百萬級]通用儲存過程.分頁儲存過程..返回指定返回條數、指定頁數的記錄
*/create procedure dbo.spall_returnrows
(@sql nvarchar(4000),
@page int,
@recsperpage int,
@id varchar(255),
@sort varchar(255))as
declare @str nvarchar(4000)
set @str='select top '+cast(@recsperpage as varchar(20))+' * from ('+@sql+'
) t where t.'+@id+'
not in
(select top '+cast((@recsperpage*(@page-1)) as varchar(20))+' '+@id+'
from ('+@sql+'
) t9 order by '+@sort+'
) order by '+@sort
print @str
exec sp_executesql @str
go/*
名稱:spall_deletenoneunique
輸入:要查詢的表名和字段列表
輸出:呼叫:
說明:實現千萬級資料的分頁顯示!--可以在5秒內獲取1448萬條記錄裡的第1200頁的100條記錄，雄不？
*/create procedure getrecordfrompage
@tblname varchar(255), -- 表名
@fldname varchar(255), -- 欄位名
@pagesize int = 10, -- 頁尺寸
@pageindex int = 1, -- 頁碼
@iscount bit = 0, -- 返回記錄總數, 非 0 值則返回
@ordertype bit = 0, -- 設定排序型別, 非 0 值則降序
@strwhere varchar(1000) = '' -- 查詢條件 (注意: 不要加 where)
asdeclare @strsql varchar(6000) -- 主語句
declare @strtmp varchar(100) -- 臨時變數
declare @strorder varchar(400) -- 排序型別
if @ordertype != 0
begin
set @strtmp = "<(select min"
set @strorder = " order by [" + @fldname +"] desc"
endelse
begin
set @strtmp = ">(select max"
set @strorder = " order by [" + @fldname +"] asc"
endset @strsql = "select top " + str(@pagesize) + " * from ["
+ @tblname + "] where [" + @fldname + "]" + @strtmp + "(["
+ @fldname + "]) from (select top " + str((@pageindex-1)*@pagesize) + " ["
+ @fldname + "] from [" + @tblname + "]" + @strorder + ") as tbltmp)"
+ @strorder
if @strwhere != ''
set @strsql = "select top " + str(@pagesize) + " * from ["
+ @tblname + "] where [" + @fldname + "]" + @strtmp + "(["
+ @fldname + "]) from (select top " + str((@pageindex-1)*@pagesize) + " ["
+ @fldname + "] from [" + @tblname + "] where " + @strwhere + " "
+ @strorder + ") as tbltmp) and " + @strwhere + " " + @strorder
if @pageindex = 1
begin
set @strtmp = ""
if @strwhere != ''
set @strtmp = " where " + @strwhere
set @strsql = "select top " + str(@pagesize) + " * from ["
+ @tblname + "]" + @strtmp + " " + @strorder
endif @iscount != 0
set @strsql = "select count(*) as total from [" + @tblname + "]"
exec (@strsql)
go
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