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Percona Server for MySQL 8.0.19-10 (2020-03-23)

Percona Server for MySQL 8.0.19-10 includes all the features and bug fixes available in MySQL 8.0.19 Community Edition in addition to enterprise-grade features developed by Percona.

New Features

  • PS-5729: Added server’s UUID to Percona system keys.

  • PS-5917: Added Simplified LDAP authentication plugin.

  • PS-4464: Exposed the last global transaction identifier (GTID) executed for a CONSISTENT SNAPSHOT.


  • PS-6775: Removed the KEYRING_ON option from default_table_encryption.

  • PS-6733: Added binary search to the Data masking plugin.

Bugs Fixed

  • PS-6811: Service failed to start asserting ACL_PROXY_USER::check_validity if –skip-name-resolve=1 and there is a Proxy user. (Upstream #98908)

  • PS-6112: Inconsistent Binlog_snapshot_gtid when mysqldump was used with –single-transaction.

  • PS-5923: “SELECT … INTO var_name FOR UPDATE” was not working in MySQL 8.0. (Upstream #96677)

  • PS-6150: The execution of SHOW ENGINE INNODB STATUS to show locked mutexes could cause a server exit.

  • PS-5379: Slow startup after an upgrade from MySQL 5.7 to MySQL 8. (Upstream #96340)

  • PS-6750: The installation of client packages could cause a file conflict in Red Hat Enterprise Linux 8.

  • PS-5675: Concurrent INSERT … ON DUPLICATE KEY UPDATE statements could cause a failure with a unique index violation. (Upstream #96578)

  • PS-6857: New package naming broke dbdeployer.

  • PS-6767: The execution of a stored function in a WHERE clause was skipped. (Upstream #98160)

  • PS-5421: MyRocks: Corrected documentation for rocksdb_db_write_buffer_size.

  • PS-6761: MacOS error in there was no matching member function for call to ‘compare_exchange_weak’.

  • PS-6900: The test big-test required re-recording after explicit_encryption was re-added.

  • PS-6897: The main.udf_myisam test and main.transactional_acl_tables test failed on trunk.

  • PS-6106: ALTER TABLE without ENCRYPTION clause caused tables to be encrypted.

  • PS-6093: The execution of SHOW ENGINE INNODB STATUS to show locked mutexes with simultaneous access to a compressed table could cause a server exit.

  • PS-5552: Assertion ‘m_idx >= 0’ failed in plan_idx QEP_share d::idx() const. (Upstream #98258)

  • PS-6899: The tests, main.events_bugs and main.events_1, failed because 2020-01-01 was considered a future time. (Upstream #98860)

  • PS-6881: Documented that mysql 8.0 does not require mysql_upgrade.

  • PS-6796: The test, percona_changed_page_bmp_shutdown_thread, was unstable.

  • PS-6773: A conditional jump or move depended on uninitialized value(s) in sha256_password_authenticate. (Upstream #98223)

  • PS-6125: MyRocks: To set rocksdb_update_cf_options with a nonexistent column family created a partially-defined column family which could cause a server exit.

  • PS-6037: When Extra Packages Enterprise Linux (EPEL) 8 repo was enabled on CentOS/RHEL 8, jemalloc v5 was installed.

  • PS-5956: Root session could kill Utility user session.

  • PS-5952: Utility user was visible in performance_schema.threads.

  • PS-5843: A memory leak could occur after “group_replication.gr_majority_loss_restart”. (Upstream #96471)

  • PS-5642: The page tracker thread did not exit if the startup failed.

  • PS-5325: A conditional jump or move depended on uninitialized value on innodb_zip.wl5522_zip or innodb.alter_missing_tablespace.

  • PS-4678: MyRocks: Documented the generated columns limitation.

  • PS-4649: TokuDB: Documented PerconaFT (fractal tree indexing).

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Last update: 2022-09-22