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:
Jan. 25, 2022
Filed:
Jan. 21, 2019
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Kiran Chinta, Hillsboro, OR (US);
Christopher A. Drexelius, San Jose, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/2453 (2019.01); G06F 16/2458 (2019.01); G06F 16/22 (2019.01);
U.S. Cl.
CPC ...
G06F 16/24544 (2019.01); G06F 16/2282 (2019.01); G06F 16/2458 (2019.01);
Abstract
A database containing filtering capabilities on VARCHAR columns for use with equality predicates and equi-join processing in column-organized tables. Every VARCHAR column within a database is associated with a hidden column in the same table that stores the respective string length.