Patent · US Expired

Method and apparatus for extending a relational database management system using a federated coordinator

US5873083A · kind A · utility

71Cited by
24References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 3, 1997
Grant dateFeb 16, 1999
Priority date
Expiry dateOct 3, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99943
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for providing access to object data stored in an object server in response to a database query. The method comprises the steps of receiving a database query comprising a relational operation with a data surrogate identifying object data stored in an object server, transforming the database query into relational database commands, transmitting the relational database commands to the relational database management system, receiving a response table from the relational database management system, compiling an answer set from the response table comprising an object locator responsive to the database query, and transmitting the answer set to the client.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.