History of Microsoft SQL Server: Difference between revisions

Revision as of 23:44, 23 June 2024

Revision as of 05:13, 9 July 2024

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|June 5, 2014

|{{version|o|July 9, 2019}}

|{{version|coo|July 9, 2024}}

|SQL Server 2014

|Hekaton

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SQL Server 2012's new features and enhancements include Always On SQL Server Failover Cluster Instances and Availability Groups which provides a set of options to improve database availability,<ref name="Availability Enhancements">{{cite web|url=http://msdn.microsoft.com/en-us/library/cc645581(v=sql.110).aspx|title=Availability Enhancements (Database Engine)|date=May 24, 2013 |publisher=Msdn.microsoft.com|accessdate=June 15, 2013}}</ref> Contained Databases which simplify the moving of databases between instances, new and modified Dynamic Management Views and Functions,<ref name="Manageability Enhancements">{{cite web|url=http://msdn.microsoft.com/en-us/library/cc645579(v=sql.110).aspx|title=Manageability Enhancements (Database Engine)|publisher=Msdn.microsoft.com|date=July 13, 2011|accessdate=June 15, 2013}}</ref> programmability enhancements including new spatial features,<ref name="Aitchison2012">{{cite book|author=Alastair Aitchison|title=Pro Spatial with SQL Server 2012|url=https://books.google.com/books?id=NdvJXu7hT8oC&pg=PA21|year=2012|publisher=Apress|isbn=978-1-4302-3491-3|pages=21–23}}</ref> metadata discovery, sequence objects and the THROW statement,<ref name="Programmability Enhancements">{{cite web|url=http://msdn.microsoft.com/en-us/library/cc645577(v=sql.110).aspx|title=Programmability Enhancements (Database Engine)|date=April 2012 |publisher=Msdn.microsoft.com|accessdate=June 15, 2013}}</ref> performance enhancements such as ColumnStore Indexes as well as improvements to OnLine and partition level operations and security enhancements including provisioning during setup, new permissions, improved role management, and default schema assignment for groups.<ref name="Scalability and Performance Enhancements">{{cite web|url=http://msdn.microsoft.com/en-us/library/cc645580(v=sql.110).aspx|title=Scalability and Performance Enhancements (Database Engine)|date=April 2012 |publisher=Msdn.microsoft.com|accessdate=June 15, 2013}}</ref><ref name="Security Enhancements">{{cite web|url=http://msdn.microsoft.com/en-us/library/cc645578(v=sql.110).aspx|title=Security Enhancements (Database Engine)|publisher=Msdn.microsoft.com|accessdate=June 15, 2013}}</ref>

SQL Server 2012 had mainstream support until July 11, 2017, and extended support until July 12, 2022.<ref>{{cite web|title=SQL Server 2012 Support Lifecycle|url=https://learn.microsoft.com/lifecycle/products/microsoft-sql-server-2012|website=Microsoft Product Lifecycle}}</ref><ref name=SQL2012ESU(Reminder)/> All volume licensed editions of SQL Server 2012 are eligible for the Extended Security Updates program.<ref name=ESU4SQL(Doc)/> The first term of yearly installment ended on July 11, 2023, the second term will endended on July 9, 2024, and the third and final term will end on July 8, 2025.<ref name=SQL2012ESU(Blog)/><ref name=Products_with_ESU/> Those volume licensed editions rehosted on [[Microsoft Azure]] automatically receive ESUs until July 8, 2025.<ref name=SQL2012ESU(Blog3)/><ref name=SQL2012ESU(Blog2)/>

===SQL Server 2014===