I n a heterogenous database environment, accessing data across different types of data models requires an integration of conceptual schemas. This conceptual schema can exist in various forms such as relational, object-oriented, hierarchical , or network.This paper provides a mechanism, a mapping function -for the transformation of an object-oriented schema to a relational schema and a query translation to access an object-oriented database for the relational database user. KEYWORDS : object-oriented data model (OODM), relational data model (RDM), object-oriented database (OODB), relational database (RDB), schema transformation, query translation.

No abstract