Patent Application 20070233684 - NEIGHBORING LOCKING TECHNIQUE FOR INCREASING CONCURRENCY AMONG TRANSACTIONS > Summary

US Patent Application

Patent Application No. US 20070233684

Published on Oct 4, 2007

Application No. 11/757804

Field on Jun 4, 2007

Inventor/Applicants

Verma, Sanjay - Foster City, CA US

Haldar, Sibsankar - Madhyamgram, IN

Hoang, Chi-Kim - Palo Alto, CA US

Listgarten, Sherry - Palo Alto, CA US

Abstract

New lock modes are based on the concept of neighborhoods and are applied to spaces in indexes. The new lock modes include a Read, or shared, neighborhood (Snei) lock mode and a Write neighborhood (Xnei) that enhance concurrency among non-serializable transactions.

Classification

International:

G06F 17/30

National:

707/8.