se> 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)