server 2016 essentials features

Original: SQL Server 2016 new feature: DROP IF EXISTS??When we write T-SQL to delete an object (table, stored procedure, etc.), it is customary to use the IF statement to determine whether the object exists and then drop it, for example:Old version:IF object_id (' dbo. Person ', ' U ') was not a nulldrop table personif EXISTS (SELECT * from sys.objects where name = "person") DROP table personSQL

Microsoft Research. 2. Flexible database (Stretch) SQL Server users will be able to dynamically extend data to Microsoft Azure to enhance their performance; 3. Real-time business analysis and online transaction processing in memory (real-time operational Analytics In-memory OLTP) The analysis technology was first introduced in 2014 and has now become more advanced (higher real-time performance); 4, built-in advanced analysis (built-in Advanced

Microsoft plans to preview the Exchange Server 2016,ignite assembly for the first time in the first week of May at the Ignite conference, which will be held in Chicago in May 4--8 Day.Now you know that the new features of Exchange Server 2016 are as follows:1, a new approach

SQL Server 2016 brings a new breakthrough in-memory performance and analytics to achieve mission-critical processing. Comprehensive security features-always Encrypted technology can help protect your data Database Enhancements Row level security has supported in-memory OLTP tables. Users can now implement the Row-level security policy on the memory tuning table

SSMs can provide the ability to view the plans that are being executed. Live query plan can view the execution of a query, from one query plan action to another query plan operation. Live query plan provides overall query run progress and operational level execution statistics, such as the number of rows generated, the time of execution, the progress of the operation, and so on. Because the data is real-time and does not need to wait for the query to complete, these statistics are useful for deb

system_time from CONTAINED in ( Sysstarttime >= start_date_time and SysEndTime Returns a table that contains the values of all row versions opened and closed within the time range defined by the two datetime values of the CONTAINED in parameter. Records that are activated at the lower bound time, or rows that stop active at the upper limit, are included. All All rows Returns the union of the rows that belong to the current table and history tabl

storage applications.Administrators who plan to experiment with storage Spaces direct need to remember some of these considerations and limitations. For example, storage Spaces direct should be deployed through Windows PowerShell rather than through Server Manager or failover Cluster Manager, although Microsoft may be in storage In future versions of Spaces Direct, management through other platforms is supported.In addition, Storage Spaces Direct doe

TSQL statements are not available in SQL Server 2014 and are now available on 2016: Supports UNIQUE constraints and indexes Support for foreign keys between memory-optimized tables A foreign key can only refer to a primary key and cannot be created with a unique Support for CHECK constraints Non-unique indexes support NULL in key Support for triggers on memor

XThe PC is not installed MSSQL, previously need to link database write SQL, are in {VS->> view->>sql server Object Explorer} Direct link database for access operation ...But it's really inconvenient. It may also be a personal habit ...So, ready to install the MSSQL again today,XIn fact, all kinds of IDE, and so on, we all use more, install less, after all, install it for a long time ...University installation MSSQL was always stupid to install, and no

The new ALTER Database SCOPED configuration (Transact-SQL) is used to configure the database-level configuration. This statement can configure the configuration of each database: Cleanup process Cache Set the MAXDOP parameter to configure primary and secondary Set the evaluation mode for the query optimizer Starting and shutting down database-level parameter sniffing Start and close database-level query optimization patches To start and close the identity cache at th

This article explains the new and changed features of Hyper-V on Windows Server 2016 and Microsoft Hyper-V Server 2016.Compatible with connected standby (new)When you install the Hyper-V role on a computer that uses the always on/always connect (AOAC) power model, the connec

[Email protected] ~]# ls/tmp/File-2016-11-15-19-10-06.txt ssh-igeaz44692 testcp T.txtLost+found T1.txt Tmp.txt################################################15,bash Supported QuotesAnti-quote ': command substitutionDouble quotation mark "": Weak referenceSingle quote ': Strong reference################################################16, filename wildcard GLOBBISG*: Any character of any length？ : Single arbitrary character[]: matches a single characte