Since our generic model has been built using UML constructs a suitable mapping of the UML concepts onto the ORDBMS model has to be defined.
The classes from the conceptual model, which need to be made persistent by a StorageMechanism, which in this case is the ORDBMS, are mapped onto user-defined types and corresponding typed tables.
UniData ORDBMS derives relations from the data objects by mapping the
advantages of the Unidata ORDBMS at the three-day conference October 7-9
The relationship with H-P reflects the promise the industry sees for object-relational DBMS technology, and demonstrates Unidata's aggressive push to become a leader in commercializing ORDBMS for business-specific applications," said David Brunel, Unidata president.
We are very pleased that Unidata is utilizing the HP 9000 product line as the target environment for their ORDBMS development," said Janice Chaffin, general manager of HP's General Systems Division.
, the first product of its kind, combines
provides transparent support for C++ and Smalltalk programming languages while it delivers mission critical support for query optimization, transaction management, on-line schema evolution and access authorization, and automatic database recovery.
The PLS Text DataBlade module and the Informix Illustra ORDBMS
combine the advanced search algorithms of PLS with the Standard Query Language (SQL), storage and security of a relational database.
Under the terms of the agreement, Object/FX will integrate Illustra Server, the Informix ORDBMS
database, within its SpatialWorks product suite and is currently scheduled to deliver Object/Spatial Server in the last quarter of 1996.
is currently shipping on Windows 3.
allows application developers to leverage the robust features and reliability of the relational model with the productivity and performance enhancements of the object database model.