Release Notes for MariaDB MaxScale 2.5.1

Notable Changes

• MaxCtrl sorts attribute lists in alphabetical order. (MXS-3015)

• Added the gtid parameter for the Kafka CDC Router. (MXS-3052)

Issues Fixed

• Fixed query classified to support SELECT ... LOCK IN SHARE MODE queries. (MXS-2996)

• Fixed query classifier to support queries containing the word "handler". (MXS-3041)

• Improved error message when monitor user does not have sufficient privileges to fetch privilege data from back-end servers. (MXS-3072)

Platforms

In alignment to the MariaDB Corporation Engineering Policy, MariaDB MaxScale 2.5.1 is provided for:

• CentOS 7

• Debian 9

• Debian 10

• Red Hat Enterprise Linux 7

• Red Hat Enterprise Linux 8

• SUSE Linux Enterprise Server 12

• SUSE Linux Enterprise Server 15

• Ubuntu 18.04

• Ubuntu 20.04

Installation

• Deploy Xpand Topology with MariaDB MaxScale 2.5

• Deploy Enterprise Cluster Topology with MariaDB MaxScale 2.5Deploy Enterprise Cluster Topology with MariaDB MaxScale 2.5

• Deploy Primary/Replica Topology with MariaDB MaxScale 2.5Deploy Primary/Replica Topology with MariaDB MaxScale 2.5

• Deploy ColumnStore Object Storage Topology with MariaDB MaxScale 2.5Deploy ColumnStore Object Storage Topology with MariaDB MaxScale 2.5

• Deploy ColumnStore Shared Local Storage Topology with MariaDB MaxScale 2.5Deploy ColumnStore Shared Local Storage Topology with MariaDB MaxScale 2.5

Upgrades

• Upgrade MariaDB MaxScale 2.5 on CentOS 7

• Upgrade MariaDB MaxScale 2.5 on Debian 9

• Upgrade MariaDB MaxScale 2.5 on Debian 10

• Upgrade MariaDB MaxScale 2.5 on Debian 11

• Upgrade MariaDB MaxScale 2.5 on Rocky 8

• Upgrade MariaDB MaxScale 2.5 on RHEL 7

• Upgrade MariaDB MaxScale 2.5 on RHEL 8

• Upgrade MariaDB MaxScale 2.5 on SLES 12

• Upgrade MariaDB MaxScale 2.5 on SLES 15

• Upgrade MariaDB MaxScale 2.5 on Ubuntu 18.04

• Upgrade MariaDB MaxScale 2.5 on Ubuntu 20.04

• Upgrade MariaDB MaxScale 2.5 on Ubuntu 22.04