Method of providing access controls and permissions over relational data stored in a hadoop file system
US10963426B1 · kind B1 · utility
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33Claims
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Key dates
| Filing date | Jun 28, 2013 |
| Grant date | Mar 30, 2021 |
| Priority date | — |
| Expiry date | Oct 15, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/9535
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and system for executing database queries in parallel using a shared metadata store. The metadata store may reside on a master node, and the master node may distribute this metadata with query plans to worker nodes. The worker nodes may request additional metadata from the master node when necessary.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.