The Free On-line Dictionary of Computing (30 December 2018):
SQL Server(Note capitalised) 1. Sybase Adaptive Server Enterprise. 2. Microsoft SQL Server. (2003-07-02) The Free On-line Dictionary of Computing (30 December 2018):
SQL server(Note not capitalised) Any database management system (DBMS) that can respond to queries from clients formatted in the SQL language. Two popular examples are Microsoft SQL Server and Sybase SQL Server. (1997-12-07)