US2012158680A1PendingUtilityA1
Database system providing high performance database versioning
Individually held — no corporate assignee on recordPriority: Jul 2, 2004Filed: Dec 29, 2011Published: Jun 21, 2012
Est. expiryJul 2, 2024(expired)· nominal 20-yr term from priority
Inventors:Steven T. Shaughnessy
G06F 16/2365
47
PatentIndex Score
0
Cited by
0
References
0
Claims
Abstract
A database system providing high performance database versioning is described. In a database system employing a transaction log, a method for restoring databases to a consistent version including creating a cache view of a shared cache and performing undo or redo operations on the cache view only when a log sequence number falls within a certain range.
Claims
exact text as granted — not AI-modified1 . A method, comprising: collecting an active transaction list of all active transactions when a read-only transaction starts, the active transaction list including a first log record and a last log record associated with each active transaction.
Join the waitlist — get patent alerts
Track US2012158680A1 — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.