The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 15, 2016

Filed:

Jan. 30, 2012
Applicants:

Jarmo Parkkinen, Helsinki, FI;

Vilho T. Raatikka, Espoo, FI;

Jarmo K. Ruuth, Espoo, FI;

Petri U. Soini, Vantaa, FI;

Antoni Wolski, Kirkkonummi, FI;

Inventors:

Jarmo Parkkinen, Helsinki, FI;

Vilho T. Raatikka, Espoo, FI;

Jarmo K. Ruuth, Espoo, FI;

Petri U. Soini, Vantaa, FI;

Antoni Wolski, Kirkkonummi, FI;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30312 (2013.01);
Abstract

Providing an index for a database table that includes a first portion of rows stored in a memory device and a second portion of rows stored in a disk device. A request is received relating to a specific row of the database table. An index that includes entries for each row of the database table stored in the memory device and entries for a subset of the rows of the database table stored in the disk device is accessed. A connection is made to the memory device if the specific row is stored in the memory device, and a connection is made to the disk device if the specific row is stored in the disk device. An action related to the specific row is performed based on the received request.


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