Percona Server version 5.1.56-12.7 is now available for download. It is based on MySQL 5.1.56 and is the current stable release in the 5.1 series.

New Features

  • Expanded the applicability of InnoDB fast index creation to mysqldump, ALTER TABLE and, OPTIMIZE TABLE. (Alexey Kopytov)

Variables Changed

  • Variable innodb_stats_method has been implemented in the upstream InnoDB, with the same name and functionality that had previously existed only in XtraDB. (Yasufumi Kinoshita)

Other Changes

  • Implemented support for variable innodb_stats_method being implemented in the upstream InnoDB, including adding a column to table INNODB_SYS_STATS. Bug fixed: #733317. (Yasufumi Kinoshita)
  • Added README-windows with basic command to build under Windows, VC 2010 Express. (Vadim Tkachenko)
  • Added helper script README-Solaris for building on Solaris. (Vadim Tkachenko)
  • Changes were made to the post-install messages (Ignacio Nin)

Bugs Fixed

  • Bug #631667 – The mysql binary is now built with readline support so that command line browsing is possible. (Ignacio Nin)
  • Bug #716575 – When using the Expand Table Import feature, importing .ibd files smaller than 1 MB could lead to a server crash. (Yasufumi Kinoshita)
  • Bug #727704 – When using the Expand Table Import feature, importing .ibd files created on MySQL 5.0 or Percona Server versions prior to 5.1.7 could crash the server. (Yasufumi Kinoshita)
  • Bug #735423 – File ownerships and permissions are now changed after running mysql_install_db after installation or upgrade, in order to avoid “permission denied” error when starting ”mysqld”. (Aleksandr Kuzminsky)
  • MySQL bugs 56433 and 51325 – These MySQL bugs have been fixed in Percona Server. (Yasufumi Kinoshita)

For more information, please see the following links: