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Percona Server 5.1.56-12.7

Percona is glad to announce the release of Percona Server 5.1.56-12.7 on April 18, 2011 (Downloads are available here and from the Percona Software Repositories).

Percona Server 5.1.56-12.7 is now the current stable release in the 5.1 series. It is is based on MySQL 5.1.56.

New Features

  • Expanded the applicability of InnoDB Fast Index Creation to mysqldump, ALTER TABLE and OPTIMIZE TABLE. (Alexey Kopytov)

Variable Changes

  • 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 innodb_import_table_from_xtrabackup 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)
This documentation is developed in Launchpad as part of the Percona Server 5.1.
If you spotted inaccuracies, errors, don't understand it or you think something is missing or should be improved, please file a bug.
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