POSTGRES <database> An {active DBMS} developed at the {University of California at Berkeley} by a team led by Michael Stonebraker (1986-1994). Postgres was later taken by {Illustra} and developed into a commercial product, which in turn was bought by {Informix} and integrated into their product, {Universal Server}. {PostgreSQL} is a further development of the original POSTGRES code as a {free software} alternative to commercial {DBMS} vendor offerings. [Details? Reference? Relationship to {Ingres}?] (1999-07-04)