Database recovery using shared memory
US11074141B2 · kind B2 · utility
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1References
17Claims
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Key dates
| Filing date | Dec 12, 2019 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Dec 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.