Object-OrieNTed. Object-orieNTed database language used in the Altair project. ImplemeNTed as an iNTerpreter. GIP Altair, Versailles, France. Francois Bancilhon et al, in Advances in Object-OrieNTed Database Systems, K.R. Dittrich ed, LNCS 334, Springer 1988. See CO2.