The MSSQL server provides a database management system with querying and connectivity capabilities, as well as the ability to have excellent data structure and integration with many different platforms. It can handle large databases reliably and quickly in high-demanding production environments. The MSSQL server also provides rich function such as its connectivity, speed, and security that make it suitable for accessing databases.

MSSQL server is available as a separate program for use in a client-server networked environment and as a library that can be embedded (or linked) into separate applications.