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:
Mar. 20, 2012
Filed:
Mar. 15, 2004
Applicants:
Stephen Fife Sheldon, Seattle, WA (US);
Arthur Vargas Lopes, San Diego, CA (US);
Grace Kwan-on AU, Rancho Palos Verdes, CA (US);
Ahmad Said Ghazal, Redondo Beach, CA (US);
Inventors:
Stephen Fife Sheldon, Seattle, WA (US);
Arthur Vargas Lopes, San Diego, CA (US);
Grace Kwan-On Au, Rancho Palos Verdes, CA (US);
Ahmad Said Ghazal, Redondo Beach, CA (US);
Assignee:
Teradata US, Inc., Dayton, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method, computer program, and database system are disclosed for processing a database query that includes one or more expressions. The method includes resolving columns in one or more of the expressions. Expression optimization is performed on one or more of the expressions. Afterward, further query optimization is performed.