EMERYVILLE, Calif., Nov. 29 /PRNewswire/ -- Sleepycat Software, makers of the world's most widely deployed open source developer databases, today announced the general availability of version 4.4 of Berkeley DB, their flagship database that is used in more than 200 million deployments. A number of new replication features and efficiency improvements have been added in response to customer demand. Berkeley DB now supports in-memory replication, client-to-client replication, controls for throttling and delaying synchronization and master election speed-ups. Additional feature additions include online Btree compaction and disk reclamation, abandoned lock removal, automated recovery serialization and a hot backup utility. "Sun Microsystems uses Berkeley DB within several products in our software portfolio such as the Sun Java System Portal Server, Identity Manager and Directory Server," said William Franklin, Senior Director, Database Technology at Sun Microsystems. "Berkeley DB 4.4 adds a number of important enhancements that we will be able to leverage. We value Sleepycat products' consistently high performance, reliability and scalability." "Berkeley DB has for many years been one of the options available within MySQL's pluggable storage engine architecture," said Marten Mickos, CEO of MySQL AB. "Developers can choose the storage engine whose features and performance best meets the needs of the application. Berkeley DB is very fast and supports ACID transactions, and we continue to collaborate with Sleepycat to ensure our products are well integrated." "Berkeley DB's massive user base continues to help us advance the state of the art in database technology," said Mike Olson, CEO of Sleepycat Software. "Our latest release of Berkeley DB includes new features based on customer requests and delivers significant improvements in performance and flexibility for developers." New features in Berkeley DB version 4.4 include: -- In-memory replication; -- Client-to-client replication; -- Delayed client synchronization; -- Synchronization throttling; -- Master election speed-ups; -- Hot backup utility; -- Online Btree compaction; -- Online Btree disk space reclamation; -- Online abandoned lock removal; -- Automated recovery serialization; -- Transactional Application Developer's Guide. Availability Berkeley DB 4.4 is available immediately under a dual license. A no-cost open source license permits redistribution if the application using Berkeley DB is open source. A commercial license is available for redistribution of proprietary applications. Berkeley DB is available for download at: http://www.sleepycat.com/products/bdb.html . About Sleepycat Software Sleepycat Software (www.sleepycat.com) makes Berkeley DB, the most widely used open source developer database in the world with over 200 million deployments. Customers such as Amazon.com, AOL, Cisco Systems, EMC, Google, Hitachi, HP, Motorola, RSA Security, Sun Microsystems, TIBCO and VERITAS also rely on Berkeley DB for fast, scalable, reliable and cost-effective data management for their mission-critical applications. Profitable since it was founded in 1996, Sleepycat is a privately held company with offices in California, Massachusetts and the United Kingdom. NOTE: Sleepycat Software and Berkeley DB are trademarks of Sleepycat Software, Inc. All other product or service names are the property of their respective owners. Editorial Contact: Sleepycat Software Craig Oda Ph: +1-650-565-9800, ext. 102 Email: firstname.lastname@example.org
SOURCE Sleepycat Software, Inc.