Release Notes for MariaDB Enterprise Server 10.2.30-5

This fifth release of MariaDB Enterprise Server 10.2 is a maintenance release, including a variety of fixes.

MariaDB Enterprise Server 10.2.30-5 was released on 2020-01-06.

Notable Changes

• InnoDB no longer sends unnecessary warnings to the error log about maximum row size for DDL statements when innodb_strict_mode=OFF and log_warnings<=2 (MDEV-20832)

• Redundant writes to the InnoDB redo log have been removed. (MDEV-21024)

• The default for the plugin load option plugin-maturity is now stable (MENT-240)

• MariaDB Enterprise Audit and the MariaDB Audit plugin trace now add the user who initiated statements with the DELAYED option. In previous versions a system user was added. (MENT-237)

Issues Fixed

Can result in a hang or crash

• Primary (master) could crash when it executes RESET MASTER and a replica (slave) reconnects having reset its connection status with the primary (e.g., CHANGE MASTER TO MASTER_USE_GTID = slave_pos). (MENT-19376)

Can result in unexpected behavior

• Client received error SEC_E_INVALID_TOKEN when SSL is used and connecting to MariaDB Enterprise Server running on Microsoft Windows. (MDEV-13492)

• The restore of Aria tables was not always possible if MariaDB Backup was using the parameters --prepare --incremental (MDEV-18310)

• An incomplete result set was returned when sort_buffer_size was too small. (MDEV-21044)

Interface Changes

• None.

Platforms

In alignment with the enterprise lifecycle, MariaDB Enterprise Server 10.2.30-5 is provided for:

• Red Hat Enterprise Linux 8

• Red Hat Enterprise Linux 7

• Red Hat Enterprise Linux 6

• CentOS 8

• CentOS 7

• CentOS 6

• Ubuntu 18.04

• Ubuntu 16.04

• Debian 10

• Debian 9

• Debian 8

• SUSE Linux Enterprise Server 15

• SUSE Linux Enterprise Server 12

• Microsoft Windows

Some components of MariaDB Enterprise Server might not support all platforms. For additional information, see "MariaDB Corporation Engineering Policies".

Note

CentOS 6, Debian 8, and Red Hat Enterprise Linux 6 are no longer supported as per the MariaDB Engineering Policy. Older releases are available from the MariaDB Downloads page. Instructions for installation are included as a README file within the download.

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