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:
Jul. 03, 2012
Filed:
Sep. 29, 2008
Bhashyam Ramesh, Secunderabad, IN;
Manjula Koppuravuri, Secunderabad, IN;
Chandrasekhar Tekur, Hyderabad, IN;
Bhashyam Ramesh, Secunderabad, IN;
Manjula Koppuravuri, Secunderabad, IN;
Chandrasekhar Tekur, Hyderabad, IN;
Teradata US, Inc., Dayton, OH (US);
Abstract
A method, database system and computer program are disclosed for performing a temporal join between two temporal database tables. The method includes determining a selected table intersection between a period of interest and a time period value for a selected table row, scanning an inner table for a row that matches the selected table on the join conditions and overlaps the selected table intersection, and determining the remainder time period values from the selected table intersection.