Metadata recovery method and apparatus
US10423501B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 25, 2017 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Nov 2, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/82
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure discloses a metadata recovery method and apparatus, the method includes: searching for a target node, where the target node has been damaged or index information recorded in the target node has been lost; and recovering the index information in the target node according to index information recorded in a related node, where the related node includes a parent node and a child node that are of the target node and an adjacent node belonging to a same layer as the node, and the index information includes brother index information pointing to the adjacent node belonging to the same layer as the node, parent index information pointing to the parent node of the node, and child index information pointing to the child node of the node. The present disclosure is mainly applied to a process of virtual data recovery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.