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.

Date of Patent:
Jul. 08, 2025

Filed:

Jul. 31, 2019
Applicant:

Teradata Us, Inc., Englewood, OH (US);

Inventors:

John Jeffrey Mayrack, Minneapolis, MN (US);

Sriram K. Somayajula, Cerritos, CA (US);

Thomas Julien, San Marcos, CA (US);

John Chapra, Encinitas, CA (US);

John Lawrence Perkins, Jr., Escondido, CA (US);

Assignee:

Teradata US, Inc., San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/50 (2006.01); G06F 16/2455 (2019.01); G06F 16/2458 (2019.01);
U.S. Cl.
CPC ...
G06F 9/5083 (2013.01); G06F 9/505 (2013.01); G06F 16/2455 (2019.01); G06F 16/2471 (2019.01);
Abstract

A data request that references an external data environment object (foreign object) is identified. A Data Manipulation Language (DML) statement for accessing the object is traversed in a defined order to identify foreign servers having the foreign object. Connections are attempted to foreign servers in the defined order and a selection to one of the foreign servers is made based on server and/or data conditions. The selected server is used for the request to process the portion of the request that includes the foreign object. In an embodiment and during execution of data request, the server and/or the data conditions can be dynamically overridden to change selection criteria for the selected server.


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