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, 2016
Filed:
Nov. 06, 2014
Florian Kerschbaum, Karlsruhe, DE;
Martin Haerterich, Wiesloch, DE;
Isabelle Hang, Karlsruhe, DE;
Mathias Kohler, Stutensee, DE;
Andreas Schaad, Bruchsal, DE;
Axel Schroepfer, Rheinstetten, DE;
Walter Tighzert, Heidelberg, DE;
Florian Kerschbaum, Karlsruhe, DE;
Martin Haerterich, Wiesloch, DE;
Isabelle Hang, Karlsruhe, DE;
Mathias Kohler, Stutensee, DE;
Andreas Schaad, Bruchsal, DE;
Axel Schroepfer, Rheinstetten, DE;
Walter Tighzert, Heidelberg, DE;
SAP SE, Walldorf, DE;
Abstract
Methods, systems, and computer-readable storage media for selecting columns for selecting encryption to perform an operator during execution of a database query. Implementations include actions of determining a current encryption type of a column that is to be acted on during execution of the database query, the column storing encrypted data, determining a minimum encryption type for performance of the operator on the column, selecting a selected encryption type based on the current encryption type, the minimum encryption type, and a budget associated with the column, and performing the operator based on the selected encryption type.