Patent · US Active

Zero-overhead hash filters

US11119999B2 · kind B2 · utility

0Cited by

13References

20Claims

0Family size

Assignee

SAP SE · DE

Inventor

Martin Rupp · Edingen-Neckarhausen, DE

Key dates

Filing date	Jul 24, 2019
Grant date	Sep 14, 2021
Priority date	—
Expiry date	Oct 21, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH03M7/40
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

A system includes determination of a first value of a first row of a database table column, generation of a first truncated value based on the first value, the first truncated value including fewer bytes than the first value, generation of a first representation of the first value based on the first truncated value, the first representation including fewer bytes than the first value, storage of the first representation at a first position in a first array, and storage of the first truncated value at a second position in a second array.

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