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.
Patent No.:
Date of Patent:
Oct. 06, 2015
Filed:
Oct. 05, 2010
Applicants:
Edgardo Gildo Koenig, Leimen, DE;
Hans-juergen Moldowan, Weinsberg, DE;
Thomas Rech, Rittersheim, DE;
Inventors:
Edgardo Gildo Koenig, Leimen, DE;
Hans-Juergen Moldowan, Weinsberg, DE;
Thomas Rech, Rittersheim, DE;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30566 (2013.01); G06F 17/30545 (2013.01); G06F 17/30312 (2013.01);
Abstract
Method, program products and apparatus are disclosed for optimizing access to a data table. A value-existence structure is used to determine whether the data table contains rows for a given database query. The value-existence structure may be useful, for example, for managing transparent access to an online database and a nearline database.