Based on MySQL 5.6.20, including all the bug fixes in it, Percona Server 5.6.20-68.0 is the current GA release in the Percona Server 5.6 series. All of Percona’s software is open-source and free. Complete details of this release can be found in the 5.6.20-68.0 milestone on Launchpad.
SHOW SLAVE STATUS NONBLOCKINGsyntax for Lock-Free SHOW SLAVE STATUS feature. The existing
SHOW SLAVE STATUS NOLOCKis kept as a deprecated alias and will be removed in Percona Server 5.7. There were no functional changes for the feature.
CSVformats. The format choice is controlled by audit_log_format variable.
START_LSN> x AND
END_LSN< y would lead to a server crash if the range was empty with x greater than y. Bug fixed #1202252 (Jan Lindström and Sergei Petrunia).
SHOW ENGINE INNODB STATUS, in
LATEST DETECTED DEADLOCKand
TRANSACTIONSsections. This bug was introduced by Statement Timeout patch in Percona Server 5.6.13-61.0. Bug fixed #1328824.
ER_CANT_FIND_SYSTEM_RECand a warning printed to the server error log. The workaround has been to add an appropriate
END_LSN-limiting condition to the query. Bug fixed #1193332.
mysqld-debugwas missing from Debian packages. This regression was introduced in Percona Server 5.6.16-64.0. Bug fixed #1290087.
NEWformats were used. Bug fixed #1320879.
--tc-heuristic-recoveroption values were broken. Bug fixed #1334330 (upstream #70860).
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