Patent · US Active

Adaptive recovery for SCM-enabled databases

US9720774B2 · kind B2 · utility

0Cited by

2References

17Claims

0Family size

Assignee

SAP SE · DE

Inventors

Ismail Oukid · Berlin, DE
Anisoara Nica · Waterloo, CA
Peter Bumbulis · Kitchener, CA
Wolfgang Lehner · Dresden, DE
Thomas Willhalm · Sandhausen, DE

Key dates

Filing date	Jun 29, 2015
Grant date	Aug 1, 2017
Priority date	—
Expiry date	Dec 16, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG06F2201/80
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A system includes determination of a plurality of secondary data structures of a database to be rebuilt, determination, for each of the plurality of secondary data structures, of a current ranking based on a pre-crash workload, a crash-time workload, the post-crash workload, and a rebuild time of the secondary data structure, determination to rebuild one of the plurality of secondary data structures based on the determined rankings, and rebuilding of the one of the plurality of secondary data structures in a dynamic random access memory based on primary data of a database stored in non-volatile random access memory.

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