Method and apparatus for chunk based transaction logging with asynchronous input/output for a database management system
US6813623B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2001 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | May 10, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/2358
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are provided for storing transaction data for a plurality of database applications in a multiple access database management system having permanent storage and a transaction log buffer to store data for said database applications before transferring said data to said permanent storage, wherein database connection agents associated with said applications are used to store data in said transaction log buffer, including granting exclusive write access reservations in said transaction log buffer to a plurality of said database connection agents; and allowing database connection agents to write transaction data records to previously granted write access reservations while granting exclusive access reservations to other database connection agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.