Patent · US Active

Scheduling of query pipeline execution

US11874835B2 · kind B2 · utility

0Cited by

3References

20Claims

0Family size

Assignee

SAP SE · DE

Inventors

Florian Wolf · Ilmenau, DE
Lukas Landgraf · Dresden, DE
Alexander Boehm · Sandhausen, DE

Key dates

Filing date	Feb 17, 2022
Grant date	Jan 16, 2024
Priority date	—
Expiry date	Apr 10, 2042

Classification

Technology area (CPC G)Physics
CPC primaryG06F16/24539
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A system includes reception of a query execution plan associated with a plurality of query execution pipelines, estimated execution costs and estimated intermediate result cardinalities, determination of one or more precedence relationships of the plurality of query execution pipelines, determination of an execution order of the plurality of query execution pipelines based on the estimated execution costs, the estimated intermediate result cardinalities, and the one or more precedence relationships, and providing of the execution order of the plurality of query execution pipelines and the query execution plan to a query execution engine.

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