max degree of parallelism sql server 2014

are not updated. For disk-based tables, sp_updatestats (Transact-SQL) only updates UPDATE STATISTICS if the table has been modified since the last sp_updatestats (Transact-SQL). For memory-optimized tables, sp_updatestats (Transact-SQL) always generates updated statistics.[SQL] View plain copy on code to see a snippet

Tags: advance option ons base own data mem conf everDo SQL Server memory Max memory set the idea, the maximum value of 0, how can not connect to the database, which is really urgent ah, finally saw a text command to save back, other very simple urgency is not come up.1. Pause all SQL

= 'where ('+ @ condition +') '-- this condition is added if no conditions exist.EndSet @ SQL = 'select @ intresult = count (*) from' + @ TB + @ where2Exec sp_executesql @ SQL, n' @ intresult int output', @ intresult output -- calculate the total number of recordsSelect @ pages = ceiling (@ intresult + 0.0)/@ pagesize) -- calculate the total number of pagesIf @ orderby = 0Set @

', 1RECONFIGURE with overridego exec sp_configure ' max server memory (MB) ' GO/*exec sp_configure ' max server memory (MB) ', [VALUE (MB)]reconfigure with overridego*/The following script enables the cache pool extension to 10GB:Use the Mastergo ALTER SERVER configurations

1. Memory Optimization tableIn-memory OLTP is a memory-optimized database engine that is integrated into the SQL Server engine.OLTP in memory has been optimized for OLTP. There are many restrictions on the external applications of Transact-SQL supported by OLTP in the memory.2. SQL

New Features of SQL Server 2014 (4)-native backup encryption, sql2014 After SQL Server 2014 CTP2, a feature for backup was published, that is, native backup encryption. Considering the previous database leaks that have had a bad i

In the development of database application project, some binary image data are often used, and the data of storing and reading the display image mainly adopts path link method and memory flow method. The path link method is to save the image file in a fixed path, the database only stores the path and name of the image file, this method has small database capacity, fast access speed, but less security; the memory flow method is to store the binary data directly in the database, this method is con

Label:Differences between text and varchar (max) data types in SQL ServerIt was only known that text and image were data types that could be retired by SQL Server, but it was not clear why the difference between text and varchar (max) and nvarchar (

Differences between text and varchar (max) data types in SQL ServerIt was only known that text and image were data types that could be retired by SQL Server, but it was not clear why the difference between text and varchar (max) and nvarchar (

Installing and configuring SQL ServerPrepare:1. SQL Server 2014 is required for. NET Framework 3.5.1 Support, click on "Server Manager", select "Features", and select "Add Features" on the right.650) this.width=650; "title=" clip_image002 "style=" border-top:0px;border-right

Hello everyone, welcome back to Performance tuning training . Last week we discussed some of the problems in the cardinality calculation process in SQL Server. Today we continue with a detailed discussion of the new cardinality calculations introduced in SQL Server 2014.New

SQL Server 2014 installation Diagram SQL Server 2014 Enterprise Edition, business intelligence edition, and Standard Edition support the following operating systems: Windows Server 2008

OverviewSQL Server 2014 is known as a revolutionary version of Microsoft's database, and its performance has been boosted to the greatest extent ever.The updatable Columnstore index, as one of the key features of SQL Server 2014, is a significant contributor to improving que

Comparison of several scenarios for high availability in SQL Server 2012, where AlwaysOn advantage is compared to several scenarios for SQL Server 2012 high availability and disaster recovery, replication, clustering, mirroring, what are the advantages of new technology AlwaysOn,This article will make a rough compariso

Label:In-memory database, which refers to the direct manipulation of database data in memory. Compared to the storage on the disk, memory data read and write speed is much higher, so it can improve the performance of the application. Microsoft's SQL Server 2014 was officially released on April 1, 2014, and the

In this article, we'll look at what new features SQL Server 2014 adds to resource governor in the future. Resource governor (Resource Governor) is a feature that appears starting with SQL Server 2008. It is a feature used to manage SQL