MySQL 5.5.19

MySQL Community Edition is a freely downloadable version of the world's most popular open source database that is supported by an active community of open source developers and enthusiasts.

MySQL delivers enterprise features, including:

• Partitioning to improve performance and management of very large database environments
• Row-based/Hybrid Replication for improved replication security
• Event Scheduler to create and schedule jobs that perform various database tasks
• XPath Support
• Dynamic General/Slow Query Log
• Performance/Load Testing Utility (mysqlslap)
• Improved! Full Text Search (faster, new dev templates)
• Improved! Archive engine (better compression, more features)
• Improved! User session and problem SQL identification
• Improved! MySQL embedded library (libmysqld)
• Additional INFORMATION_SCHEMA objects
• Faster data import operations (parallel file load)
• ACID Transactions to build reliable and secure business critical applications
• Stored Procedures to improve developer productivity
• Triggers to enforce complex business rules at the database level
• Views to ensure sensitive information is not compromised
• Information Schema to provide easy access to metadata
• Pluggable Storage Engine Architecture for maximum flexibility
• Archive Storage Engine for historical and audit data