Percona Server is a fork of MySQL Community Edition, focusing on performance improvements.

Percona Server is a fork of MySQL's Community Edition server that focuses on implementing performance improvements that make the Database scale better, and more consistent. The enhancements are available for MySQL 5.0, 5.1 and 5.5.

Percona Server comes with the XtraDB storage engine, which is a replacement of MySQL's InnoDB storage engine.

Percona Server is developed by the consulting company Percona, which also provides other helpful open source projects such as the Percona Toolkit

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