Percona Server for MySQL 5.7.31-34¶
Date: | August 24, 2020 |
---|---|
Installation: | Installing Percona Server for MySQL |
Percona Server for MySQL 5.7.31-34 includes all the features and bug fixes available in MySQL 5.7.31 Community Edition in addition to enterprise-grade features developed by Percona.
New Features¶
- PS-7128: Document RocksDB variables:
rocksdb_max_background_compactions
,rocksdb_max_background_flushes
, androcksdb_max_bottom_pri_background_compactions
Improvements¶
- PS-7132: Make default value of
rocksdb_wal_recovery_mode
compatible with InnoDB - PS-7199: Add Coredumper functionality
- PS-7114: Enhance crash artifacts (core dumps and stack traces) to provide additional information to the operator
Bugs Fixed¶
- PS-7203: Fixed audit plugin memory leak on replicas when opening tables
- PS-7043: Correct constant equality expression is used in LEFT JOIN condition by setting the ‘const_table’ flag together with setting the row as a NULL-row. (Upstream #99499)
- PS-7212: Modify processing to binary compare in order to do native JSON comparison (Upstream #100307)
- PS-7076: Modify to not update Cardinality after setting
tokudb_cardinality_scale_percent
- PS-7025: Fix reading ahead of insert buffer pages by dispatching of buffered AIO transfers (Upstream #100086)
- PS-7010: Modify to Lock buffer blocks before sanity check in btr_cur_latch_leaves
- PS-6995: Introduce a new optimizer switch to allow the user to reduce the cost of a range scan to determine best execution plan for Primary Key lookup
- PS-5978: Remove unneeded check of variable to allow mysqld_safe support –numa-interleave (Thanks to user springlin for reporting this issue)
- PS-7220: Fix activity counter update in purge coordinator and workers
- PS-7234: Modify PS minimal tarballs to remove COPYING.AGPLv3
- PS-7204: Add checks to linkingscript to correct failures in patchelf
- PS-7075: Provide binary tarball with shared libs and glibc suffix
- PS-7062: Modify ALTER INSTANCE ROTATE INNODB MASTER KEY to skip writing of redo for compressed encrypted temporary table.
- PS-5263: Update handle_binlog_flush_or_sync_error() to set my_ok(thd) after thd->clear_error() to correct assert in THD::send_statement_status (Upstream #93770)
- PS-4530: Add documentation that
ps-admin
removes jemalloc and THP settings on TokuDB uninstall
Contact Us
For free technical help, visit the Percona Community Forum.To report bugs or submit feature requests, open a JIRA ticket.
For paid support and managed or professional services, contact Percona Sales.