Microsoft SQL Server

SQL Server is the foundation of Microsoft's data platform, delivering mission-critical performance with in-memory technologies and faster insights on any data, whether on-premises or in the cloud.

This is the landing page for the SQL Server technical documentation library. Under this page is the MSDN technical documentation for all supported versions of SQL Server.


Technical documentation

Documentation for the current version of SQL Server includes documentation that applies to SQL Database and SQL Data Warehouse Azure services.

Visit the SQL Server marketing page for descriptions of new features, comparison of editions, links to case studies, resources for planning, data sheets, virtual labs, and more.

Visit the SQL Server Update Center for links and information for all supported versions of SQL Server.

SQL Server 2016 and later

SQL Server 2016 delivers breakthrough mission critical performance, deeper insights across any data on many devices, and enables the power of hyperscale cloud to unlock new hybrid scenarios.

Try 2016

Blogs and resources

Microsoft Support

Product documentation

Sample databases

Watch some videos

Azure SQL Database

Learn how to use SQL Database, a relational database-as-a-service in the cloud. See database tutorials, videos, and more.

SQL Server on an Azure Virtual Machine

Host your SQL Server databases on our cloud!

Azure SQL Data Warehouse

Take advantage of our fully-managed, scalable, data warehouse service.


Check out our fully managed NoSQL database service.

SQL Server 2014

Earlier SQL Server versions