Oracle gives MySQL users something to crow about with the release candidate of MySQL 5.5
FRANCISCO-Continuing to deliver new innovations to MySQL
Oracle Sept. 19 announced the availability of the release candidate for MySQL
5.5, the world's most popular open-source database, licensed under the GNU
General Public License (GPL).
during the first MySQL
event at Oracle
show here on Sept. 19, the MySQL 5.5 release candidate
showcases the latest enhancements in performance, scalability, availability and
usability, Oracle said in a press release describing the news.
MySQL 5.5 release candidate helps improve the performance and scalability of
applications across multiple operating environments, including Windows, Linux
Server and InnoDB have been enhanced to provide optimum performance and
scalability when running on the latest multi-CPU and multicore hardware and
operating systems. InnoDB is now the default storage engine for MySQL Server,
delivering ACID transactions, referential integrity and crash recovery.
continue to invest in MySQL technology and support the thriving MySQL user
community," said Edward Screven, Oracle's chief corporate architect, in a
statement. "The availability of MySQL 5.5 release candidate is a testament
to Oracle's focus on helping not only LAMP users, but also Windows users
maximize the performance and reliability of critical application environments
while reducing cost. Oracle now has two superior database alternatives to SQL Server,
both delivering better value and broader platform support to end users and
semi-synchronous replication improves failover reliability by allowing the
master to proceed without waiting for all the slaves to acknowledge. Once one
slave acknowledges, the transaction can be committed. This also helps improve
data integrity. Replication Heart Beat enables faster detection, diagnosis and
correction of master/slave synchronization issues, helping improve the
reliability and availability of data by reducing the risk and impact of
master/slave synchronization issues.
new release also features several new usability enhancements, the company said.
in recent benchmarks using the release candidate for MySQL 5.5, compared with MySQL
5.1, results demonstrated marked performance improvements. These improvements include
on Windows up to 1,500 percent performance gains for read/write operations and
up to 500 percent gain for read only, Oracle said. And on Linux, up to 360
percent performance gain in read/write operations and up to 200 percent
improvement in read only, Oracle said in its press release.
really blown away by MySQL 5.5's improvements," said Don MacAskill, CEO
of SmugMug, in a statement. "You can now have a whopping 128K transaction
in flight. Best of all, it's far more performance than it used to be."