Patent · US Active

Workload-based sampling

US11455307B2 · kind B2 · utility

0Cited by

0References

15Claims

0Family size

Assignee

SAP SE · DE

Inventors

Axel Hertzschuch · Dresden, DE
Norman May · Karlsruhe, DE
Lars Fricke · Worms, DE
Florian Wolf · Ilmenau, DE
Guido Moerkotte · Schriesheim, DE
Wolfgang Lehner · Dresden, DE

Key dates

Filing date	Feb 21, 2020
Grant date	Sep 27, 2022
Priority date	—
Expiry date	Jan 15, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG06N7/01
WIPO fieldComputer technology
WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.