Browse Prior Art Database

Controlled optimistic processing, especially in a message system

IP.com Disclosure Number: IPCOM000016201D
Original Publication Date: 2002-Sep-16
Included in the Prior Art Database: 2003-Jun-21

Publishing Venue

IBM

Abstract

Transactional systems such as IBM's WebSphere* MQ product do not generally permit the reading of uncommitted messages (or other resources). This invention discusses an optimistic system that will permit such 'dirty' reads. It still assures overall correct transactional behaviour. It can significantly improve overall application performance; especially latency but also throughput. Basic principle: This invention will be described in WebSphere MQ terms but it applies immediately to other messaging systems. It could also apply to other transactional resource managers, but with fewer benefits and more complications (messaging is simplified by the clear put/get relationship). The WebSphere MQ interface changes are: