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Brief introduction The column storage index already exists in SQL Server 2012, but only nonclustered column indexes are allowed in SQL Server 2012, which means that the column index refers to the underlying data on the original row storage index, and therefore consumes more storage space, But the biggest constraint in
Tags: PNG hint logs database restore recovery hit DB name statusUse a library to restore B library? Perform a restore of the B library in use, modify the database name when restoring, and restore an error, prompting the database for use. Delete B library, still hints are being used, feel like zombies ?? Restart SQL SERVER, because B library has been deleted, click the Restore button o
SQL Server, R2, 2014 fully supports TLS1.2 encrypted transferMicrosoft is pleased to announce that all major SQL Server client-driven and SQL Server distributions have supported transpo
Label:Writing:Pretend to have a table shop, which has a list of shopname, taking 100000 to 100,050 data. The writing of Row_number SELECT * from (SELECT Over (ORDER by Shopname) as R from Shop ) T WHERE R>100000 and R100050 The writing of Offset,fetch SELECT from Shop ORDER by Shopname OFFSET 100000 ROW FETCHNEXT Comparison:The difference in execution time can be clearly seen when 100,000 data are taken. Although the previous people have given a lot of arguments, I will stick to th
This is my manuscripts in IT168, the original address: http://tech.it168.com/a2014/0620/1637/000001637358_all.shtml The IT industry has entered the cloud era, and more and more enterprise IT infrastructures will be deployed in public, private, or hybrid clouds, and the database as the most important part of the IT infrastructure and the cloud will become very important. SQL Server
Tags: databaseA few months ago to bring their own demo environment all overturned (now also forget to overthrow, re-do the egg pain), ready to re-make a high-availability environment, ready to do their own high availability are done next to each other.SQL Server is the most multi-system backend database in Microsoft, so the backend database is made highly available, and then the front-end application. This series contains the high availability of the
Label:Original: How SQL Server 2014 promotes non-online online operationsIn today's article, I would like to talk about the online index Rebuild operations, and how they have been promoted in SQL Server 2014. As we all know, the o
Data Explorer and Geoflow as new features of Excel are written to the upcoming SQL Server 2014. Data Explorer provides a way for business analysts to access, organize, and organize data that, through the Geoflow function, will be graphically displayed in the 3D Earth, making the information contained in the data more vivid and persuasive. Data Explorer Download
Tags: style blog http color io ar data art????Database encryption:http://blog.csdn.net/u012992506/article/details/25283035?Create Master Key Encryption by Password=' [email protected] ' ?Backup Master Key to file=' D:\smk.bak ' Encryption by Password=' [email protected] ' ???Open Master Key decryption by Password=' [email protected] ' ??CREATE CERTIFICATE Backupcertificater? with SUBJECT = ' Backup encryption Certificate '; ?GO??BACKUP DATABASE Test to DISK =' D:\Test_Encrypted.bak 'with
Tags: SQL Server 2014 log shippingSQL Server 2014 Log Shipping Deployment (1): Log shipping Overviewhttp://281816327.blog.51cto.com/907015/1598309SQL Server 2014 Log Shipping Deployment
Tags: SQL Server 2014 log shipping13.1 Log Shipping Overview13.1.1 How log shipping worksLog shipping is a transaction log backup delivery technique. Log shipping allows you to automatically send transaction log backups from one database (the primary database on the primary server) to multiple databases (that is, secon
The following series of official training courseware for SQL Server 2014 has been released.The required MCT (Microsoft Certified Instructor) can download these courseware with the MCP ID on the official website HTTPS://MOCL.ONE.MICROSOFT.COM/CWDL. Https://www.microsoft.com/learning/en-us/help.aspx10977b:updating Your SQL
Label:In today's article, I would like to talk about the online index Rebuild operations, and how they have been promoted in SQL Server 2014. As we all know, the online index rebuild operation has been introduced since SQL Server 2005. However, these online operations are no
SQL Server 2014 CTP2 publishes a feature for backup, which is native backup encryption. In view of the previously bad impact on the network database leakage events, is essentially a database backup leaked to the third party, SQL Server's original data backup can make even if the backup itself is stolen, without the enc
methods just one more column of Rewnumber? Of course not, look at the internal differences: On two SQL, add the following SQL separately, and use MS's include execution plan to facilitate viewing execution details: SET STATISTICS time on SQL to execute: SET STATISTICS time in go select top numcomimg.* from (select Row_number () over (orde
Data Explorer is a new feature in the upcoming SQL Server 2014, which is a feature that makes self-service business intelligence in an enterprise more flexible and thus lowers the threshold for business intelligence. This article is found in the Microsoft Business Intelligence Official Blog, I am here not only its simple translation over, but also added a number
Tags: modify share picture authentication 9.png LSE Connections bin Firewall andThis article scenario applies to the Microsoft SQL Server 2008/2012/2012 r2/2014 version, hereinafter referred to as MSSQLSERVER.MSSQL does not allow remote connections, and the SA account is disabled by default. If you want to connect MSSQLSERVER on a remote
('/catalog/book ')---- -Returns NULL 2.xml.value Select @XMLVar. Value ('/catalog[1]/book[1] ', ' varchar (MAX) ') select @XMLVar. Value ('/catalog[1]/book[2]/@ Category ', ' varchar (max) ') select @XMLVar. Value ('/catalog[2]/book[1] ', ' varchar (max) ') The result set is:Windows Step by Stepbill Zack49.99 Developer NULL3.xml.query Select @XMLVar. Query ('/catalog[1]/book ') select @XMLVar. Query ('/catalog[1]/book[1] ') SELECT @ Xmlvar.query ('/catalog[1]/book[2]
Brief introduction The column storage index already exists in SQL Server 2012, but only nonclustered column indexes are allowed in SQL Server 2012, which means that the column index refers to the underlying data on the original row storage index, and therefore consumes more storage space, But the biggest constraint in
'); INSERT into BI. Dbo. Table_one VALUES (1,'Liu Liu'); Goinsert into BI. Dbo. Table_two VALUES (1, -); INSERT into BI. Dbo. Table_two VALUES (1, the); INSERT into BI. Dbo. Table_two VALUES (1,98); INSERT into BI. Dbo. Table_two VALUES (1, About); GO--left connection Select Table_one.id,table_one.name,table_two. Scorefrom Table_one left JOIN table_twoon table_one.id=table_two.id;--Right-connect select Table_one.id,table_one.name,table_two. Scorefrom Table_one Right JOIN table_twoon table_one.id
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