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:
May. 17, 2011
Filed:
Apr. 05, 2010
Wenfeng LI, Foster City, CA (US);
Venkateswaran Venkataraman Iyer, Sunnyvale, CA (US);
Houqiang Yan, Millbrae, CA (US);
Aneesh M. Kulkarni, Foster City, CA (US);
Peter Lai, Palo Alto, CA (US);
Ajibayo O. O. A. Ogunshola, San Mateo, CA (US);
Wenfeng Li, Foster City, CA (US);
Venkateswaran Venkataraman Iyer, Sunnyvale, CA (US);
Houqiang Yan, Millbrae, CA (US);
Aneesh M. Kulkarni, Foster City, CA (US);
Peter Lai, Palo Alto, CA (US);
Ajibayo O. O. A. Ogunshola, San Mateo, CA (US);
Actuate Corporation, South San Francisco, CA (US);
Abstract
Methods and apparatus for joining two or more tables are disclosed. A query including a join query is received, where the join query requests that a new table be generated from data obtained from two or more tables, where the two or more tables are stored at two or more data sources. One or more columns for each of the tables for which data is to be obtained are identified from the query. A query plan to execute the query to obtain data for the identified columns from the two or more tables is then generated.