Oracle annonce la sortie de la toute nouvelle version de la base de données open source MySQL 5.5.8. Cette version est une G.A. ((Generally Available), en d’autre terme la version à utiliser en production.

Voici le communiqué en version originale:

MySQL 5.5 Now Generally Available

New Performance and Scalability Enhancements Highlight Oracle’s Continued Investment in MySQL

News Facts

• Underscoring its commitment to deliver new innovations to MySQL users, Oracle today announced the general availability of MySQL 5.5.
• MySQL 5.5 delivers significant enhancements enabling users to improve the performance and scalability of web applications across multiple operating environments, including Windows, Linux, Oracle Solaris, and Mac OS X.
• The MySQL 5.5 Community Edition, which is licensed under the GNU General Public License (GPL), and is available for free download, includes InnoDB as the default storage engine.
• This release benefitted from substantial user community participation and feedback on the MySQL 5.5 Release Candidate, helping to provide a more broadly tested product.
• For more details, join the MySQL Technology Update webcast on Dec. 15th at 10:00am US, Pacific Time.

Enhances Capabilities for Web Applications

• The 5.5 release of MySQL provides the customization capabilities and scalability that MySQL DBAs and developers need to more efficiently build, maintain and scale web applications.
• With the MySQL 5.5 release users benefit from:
  • Improved performance and scalability: MySQL Database and InnoDB storage engine have been enhanced to provide optimum performance and scalability when running on the latest multi-CPU and multi-core hardware and operating systems. In addition, with release 5.5, InnoDB is now the default storage engine for the MySQL Database, delivering ACID transactions, referential integrity and crash recovery.
  • Higher availability: New semi-synchronous replication and Replication Heart Beat improve failover speed and reliability.
  • Improved usability: Improved index and table partitioning, SIGNAL/RESIGNAL support and enhanced diagnostics, including a new PERFORMANCE_SCHEMA, improve the manageability of MySQL 5.5.

MySQL 5.5 Delivers Major Performance Gains

• In recent benchmarks, the MySQL 5.5 release candidate delivered significant performance improvements compared to MySQL 5.1. Results included:
  • On Windows: Up to 1,500 percent performance gains for Read/Write operations and up to 500 percent gain for Read Only.(1)
  • On Linux: Up to 360 percent performance gain in Read/Write operations and up to 200 percent improvement in Read Only.(2)

la suite

Olivier DASINI

Architecte Solution Cloud chez Oracle
MySQL Geek, Architecte, DBA, Consultant, Formateur, Auteur, Blogueur et Conférencier.
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MySQL by Olivier DASINI