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:
Sep. 27, 2022
Filed:
Feb. 21, 2020
Applicant:
Sap SE, Walldorf, DE;
Inventors:
Axel Hertzschuch, Dresden, DE;
Norman May, Karlsruhe, DE;
Lars Fricke, Graben-Neudorf, DE;
Florian Wolf, Heidelberg, DE;
Guido Moerkotte, Mannheim, DE;
Wolfgang Lehner, Dresden, DE;
Assignee:
SAP SE, Walldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/2453 (2019.01); G06N 7/00 (2006.01);
U.S. Cl.
CPC ...
G06F 16/24549 (2019.01); G06N 7/005 (2013.01);
Abstract
A system includes determination of a plurality of queries of a workload, determination of a data source comprising a plurality of data rows, and determination of a sample data source based on a cardinality of each of the plurality of queries with respect to the data source and an estimated cardinality of each of the plurality of queries with respect to the data source, wherein the estimated cardinality of a query with respect to the data source is determined based on the sample data source.