Yandex Managed Service for MySQL® release notes

October 2025October 2025

• Increased the binary log size for clusters with large disks for quicker recovery of large clusters in case of failure.

September 2025September 2025

• A new major MySQL® version is out: 8.4.6. Upgrade is not yet available, it will be supported later.
• New MySQL® minor versions are out: 5.7.44-53 and 8.0.41.
• Now you can configure incremental automatic expansion of your cluster storage. Users can set the disk storage usage threshold and the maximum disk size. Upon reaching the threshold, the disk size will automatically increase in fixed increments up to its maximum.
• Added a new administrative privilege: mdb_admin.

July 2025July 2025

Now you can encrypt storage disks with a custom KMS key when creating a cluster and restoring it from a backup.

April 2025April 2025

Added integration with Connection Manager. Now, a connection in Connection Manager is automatically created for all new clusters.

October 2024October 2024

You can now specify a retention period for your automatic backups.

September 2024September 2024

Added the Yandex Query access option to cluster settings. It enables you to run YQL queries from Yandex Query to a Yandex MPP Analytics for PostgreSQL database.

May 2024May 2024

• New MySQL® versions are out: 5.7.44 and 8.0.35.

Q4 2023Q4 2023

• A new MySQL® version is out: 8.0.31.

Q2 2023Q2 2023

• New MySQL® versions are out: 5.7.39 and 8.0.30.
• MySQL® 5.7 now supports analyzing queries using query_response_time_stats. For more information, see this Percona article.
• Added new global user permissions: FLUSH_OPTIMIZER_COSTS and SHOW_ROUTINE.

Q4 2022Q4 2022

• The status of a host on the Hosts page in the management console now changes to READ-ONLY if data writes to the host are disabled.

• You can now move a cluster to a different folder using Terraform.

• Added new DBMS settings:

  • Backup retain period days
  • Lock wait timeout
  • Max prepared stmt count
  • Optimizer search depth
  • Optimizer switch

Q3 2022Q3 2022

• Added the Free space chart to the cluster monitoring tab and the Inode usage chart to the host monitoring page.
• Added the Binlog transaction dependency tracking setting.

Q2 2022Q2 2022

• Removed the database and user sections in the Terraform configuration files and added the yandex_mdb_mysql_database and yandex_mdb_mysql_user resources instead.
• Added the Innodb compression level setting.
• Accelerated replica restoration from a backup through WAL-G with subsequent synchronization of data from the master host.
• Fixed the display of long queries on the Performance diagnostics tab.

Q1 2022Q1 2022

• You can now edit the Innodb strict mode, Max digest length, and Max sp recursion depth settings.
• Added a section for diagnostics of MySQL® cluster performance in Terraform.
• You can now manage the settings of the performance diagnostics service.
• Enhanced master failover logic: the system now prevents failover to a significantly lagging replica or when the quorum is missing. The maximum lag for a replica is defined by the Mdb priority choice max lag setting.
• You can now set the master host failover priority.