System R

from The Free On-line Dictionary of Computing (8 July 2008)

System R

   <database> A {database} system built as a research project at
   {IBM San Jose Research} (now {IBM Almaden Research Center}) in
   the 1970s.  System R introduced the {SQL} language and also
   demonstrated that a {relational system database} could provide
   good {transaction processing} performance.

   (http://mcjones.org/System_R/).

   (1998-09-29)