Object-oriented paradigm for accessing system service requests by modeling system service calls into an object framework

摘要

A method, apparatus, and article of manufacture for accessing a hierarchical database. The database is modeled into an objects framework, wherein the objects framework corresponds to one or more application views, database definitions, and data defined and stored in the database system, one or more message queues for communicating with the database system, and one or more system services of the database system Transactions from an application program are processed through the objects framework using the message queue objects. System services provided by the database system are invoked from an application program through the objects framework using the system services objects.