Описание тега sql-server-2014
Use this tag for questions specific to the 2014 version of Microsoft's SQL Server database engine. SQL Server 2014 is the predecessor of the later SQL Server 2016.
SQL Server 2014 (codename Hekaton, version 12.00), released in April 2014, is the successor to SQL Server 2012 and the predecessor of the newer version of Microsoft's SQL Server database engine SQLServer 2016.
This tag covers questions specific to the 2014 version of the database engine. It is recommended that the 
sql-server tag is also used when tagging questions with this version specific tag.
Read more about SQL Server 2014 from MSDN.
Get SQL Server 2014 from here.