U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Relational emulation of a multi-dimensional database index

Patent 6122636 Issued on September 19, 2000. Estimated Expiration Date: Icon_subject May 13, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

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Patent #: 5721910
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Multidimensional data display and manipulation system and methods for using same
Patent #: 5767854
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Inventor: Anwar

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Patent #: 5799300
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Inventor: Agrawal, et al.

Relational database modifications based on multi-dimensional database modifications
Patent #: 5905985
Issued on: 05/18/1999
Inventor: Malloy, et al.

Relational database implementation of a multi-dimensional database Patent #: 5926818
Issued on: 07/20/1999
Inventor: Malloy

Inventors

Application

No. 311522 filed on 05/13/1999

US Classes:

707/102, Generating database or data structure (e.g., via user interface)707/2, Access augmentation or optimizing707/3, Query processing (i.e., searching)707/104.1Application of database or data structure (e.g., distributed, multimedia, image)

Examiners

Primary: Amsbury, Wayne
Assistant: Channavajjala, Srirama

Attorney, Agent or Firm

International Class

G06F 017/30

Abstract

A method, apparatus, and article of manufacture for using a relational database management system to support on-line analytical processing (OLAP) systems. A multi-dimensional database is defined having a set of multi-dimensional data blocks and a set of identifiers comprising selected dimensions of multi-dimensional data for identifying particular ones of the multi-dimensional data blocks. The set of identifiers provides an ordering of the multi-dimensional data blocks using multi-dimensional member identifiers and holds usage information and age information about the multi-dimensional data blocks. The data in the set of multi-dimensional data blocks is stored in a relational database that represents the multi-dimensional database. Then, a set of rows representing a multi-dimensional data block is accessed from the relational database.CROSS-REFERENCE TO RELATED APPLICATIONS

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