server| Paging
Select ThreadID from(Select ThreadID, Row_number () over (order by stickydate) as Pos from Cs_threads) as Twhere T.pos > 100000 and T.pos
===========================================
If the table inside the Cs_threads data volume, for example, hundreds of millions of records, then this method should be problematic
Because, select ThreadID from(Select ThreadID, Row_number () over (order by
Paging query is very simple, the specific code is as follows:--Paged Query--query 1-3 rows of data Select Top 3 * from emp ORDER by Sal desc;--query 4-6 rows Data Select Top 3 *from empwhere empno not in (select Top 3 empno from emp order BY Sal Desc) Order by Sal desc;--query 7-9 rows of data select Top 3 *from empwhere empno not in (select top 6
empno from emp ORDER BY Sal Desc) Order by Sal desc;--query 10-12 rows of data select Top 3 *from empw
Tags: code type logs page Ges char style arch nbsp Alter procProc_getpage@tbname varchar( -),
@field varchar( $)='*',
@orderfield varchar( -),
@ordertype Char( -)='ASC',
@pagesize int ,
@pageindex int,
@strWhere varchar( -)="'
as
begin
Declare @sql varchar(Max)
if(@strWhere"')
Set @strWhere='where'+@strWhere
Set @sql='SELECT * FROM (select Row_number () over (order by'+@orderfield+' '+@ordertype+') as POS,'+@field+' from'+@tbname+' '+@strWhere+') as T where Pos between'+Str((@pageindex-1)*@pag
Tags: ar data sp div Art C on R BSScenario one (assuming the user only browses to the previous dozens of pages):Idea: Take out the page size * Number of pages of data, and then get to Intstartindex and Intendindex direct data; Advantages: Simple writing, universal, suitable for users to only browse the first few pages of the situation disadvantage: if the amount of data is more than tens of millions, read the last few pages will be very slow. SQL Server
Tags: des style color ar using SP data on BS--How to use: Execute in a stored procedure that gets a list of queries, and specify parameters on the line--exec listpage @SQL, @PageSize, @PageNo, @OrderStr, @OrderType--@SQL query statement--Number of @PageSize data--@PageNo Current page--@OrderStr sort field--@OrderType sort 0 ASC 1 DESCUse [DataBaseName]--Database nameGOSET ANSI_NULLS onGOSET QUOTED_IDENTIFIER ONGOCREATE PROCEDURE Listpage@InSQL varchar (max),@RowNum int,@PageNo int,@IndexWord var
IF EXISTS (SELECT * from SYSOBJECTS WHERE NAME = ' stuwebname ') DROP table stuwebnamegocreate table Stuwebname (stuid INT IDEN Tity (+) PRIMARY key,stuname varchar (2) not null,stupassword varchar (+) not null,stusex CHAR ("male"), Stuno INT Not NULL) godeclare @ID intset @ID =1while (@ID SQL Server Three paging methods
the following codes are in the case of @docount to 0Elsebeginif@OrderType! =0beginSet@strTmp =''Set@strOrder ='Order by'+ @fldName +'desc'--if @ordertype is not 0, it is important to perform descending order. EndElsebeginSet@strTmp ='> (SELECT Max' Set@strOrder ='Order by'+ @fldName +'ASC'Endif@PageIndex =1beginif@strWhere! ="' Set@strSQL ='Select Top'+ STR (@PageSize) +' '[Email protected]+' from'+ @tblName +'where'+ @strWhere +' '+@strOrderElse Set@strSQL ='Select Top'+ STR (@Pag
This article focuses on SQL Server 2005 's newly added row-number sorting function, which classifies the result dataset according to the classification criteria you specify, and assigns consecutive pages to the dataset for your reference!
Paging is the display of grouped datasets according to some rule, but in SQL Server pag
app. For a well-performing SQL Server system, hard Page Fault should be kept in a smaller number, and the less Paging the Disk, the better. There is enough memory in the system to allow the target page to reside in physical memory for a long time without the need for frequent disk paging actions. If there is not enough memory, the OS and SQL
Label:Assuming that this is page pageno, there are pagesize records per page, and now the student table is queried using MySQL, Oracle, and SQL Server paging. 1. mysql Paging query: 1 SELECT
2 *
3 from
4 student
5-1* pagesize,pagesize; Understanding: (Limit n,m) + starts from the nth line to fetch M Records, n from 0 to calculate. 2, Oracel paged query:
After reading this blog post, Oracle, MYSQL, SQL Server data paging query, in accordance with the company's Regionres table madePaging query statements for SQL Server:SELECT DISTINCT TOP -rr.id asID, Rr.strname asname, Rr.ntype asRes_type, Rr.nregid asregion_id, Rr.strchanname asChannel_name, Rr.nchannum asChannel, Rr.nsortid assort_id, Rr.ncamtype asCamera_type, Rr.nkbctrlno asKb_ctrl_num, Rr.npbtype asPl
SQL Server implements basic paging functionality using not and SELECT top to split pagesUse wh_workshopinforsys--creates a temporary table select IDENTITY (int,1,1) as id,* into Mytablefrom dbo. pnlbaobiao--paging Query Select top *from mytablewhere ID not in (select top-ID from MyTable ORDER by ID) Order BY id--Delete Table Dr OP table MyTableSince the original
server| Page | functions | Data recently on MSDN Magazine an article on Tips for writing high-performance Web applications mentions effective data paging technology for improving ASP. NET program performance, and gives an example of stored procedure to implement data paging, which is reproduced as follows:
CREATE PROCEDURE northwind_orderspaged
(
@PageIndex
SQL Server database paging query has been a short board of SQL Server, idle, come up with several methods, assuming that there are table article, Field ID, year ... (other omitted), Data 53,210 (customer real data, quantity is not large), paging query each page 30, query page 1500th (ie 第45001-45030条 data), field ID cl
Tags: des blog ar sp Strong data on Div 2014SQL Server database paging query has been SQL Server's short board, Idle to do nothing, think of several methods, assuming that there is a table article, Field ID, year ... (other omitted), Data 53,210 (customer real data, amount of small), page 30 per page, query page 1500th (that is, 第45001-45030条 data), field ID clustered index, Year no index, SQL
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