Resumes
Resumes
Ahmad Ghazal Phones & Addresses
-
10130 Dakota Way, Everett, WA 98204
-
Kenmore, WA
Publications
Us Patents
Performing Sql Query Optimization By Simplifying Sub-Expressions
View pageUS Patent:
8140521, Mar 20, 2012
Filed:
Mar 15, 2004
Appl. No.:
10/800493
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
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
International Classification:
G06F 7/00
US Classification:
707716, 707797
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.