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Method and apparatus for extending existing database management system for new data types

  • US 5,794,250 A
  • Filed: 04/18/1997
  • Issued: 08/11/1998
  • Est. Priority Date: 10/20/1995
  • Status: Expired due to Term
First Claim
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1. An object-relational database management system, comprising:

  • a relational database management system (RDBMS);

    an object server for storing object data;

    a client interface, for receiving a database command from a client and for transforming the database command into a federated coordinator command; and

    a federated coordinator, communicatively coupled the client interface, the RDBMS and the object server, for transforming the federated coordinator command to an object server command and a federated coordinator RDBMS command comprising a data surrogate for managing the object data;

    wherein the client interface further comprises a native RDBMS interface module for managing communications between the RDBMS and the client, the native RDBMS interface communicatively coupled directly to the RDBMS.

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