* [[Microsoft SQL Server]], a specific [[relational database management system]] (RDBMS)server from [[Microsoft]]
* [[Sybase SQL Server]], a relational database server developed by Sybase
* [[Sybase SQL Server]], a DBMS developed by [[Sybase]] (and, for a period, jointly with [[Microsoft]]) that was the precedessor to [[Adaptive Server Enterprise|Sybase Adaptive Server Enterprise]] and [[Microsoft SQL Server]]
* [[''SQL Server (magazine)|SQL Server Magazine]]Pro'', a trade publication ofand web site owned by [[Penton Media]].
* Less commonly, any DBMS that implements the [[SQL]] query language
