Patent · US Active

Database recovery using shared memory

US11074141B2 · kind B2 · utility

0Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 2019
Grant dateJul 27, 2021
Priority date
Expiry dateDec 19, 2039

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2201/84
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system includes initiation of recovery from a crash of a database instance and, during the recovery, identification of a subset of pages of a memory image of the database instance which are not reusable and replacement of the identified subset of pages with corresponding pages of the savepoint image.

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