MariaDB 10.9.1 Release Notes

The most recent release of MariaDB 10.9 is:MariaDB 10.9.8 Stable (GA) Download Now

Download 10.9.1 | Release Notes | Changelog | Overview of 10.9

Release date: 20 May 2022

Do not use non-stable (non-GA) releases in production!

MariaDB 10.9 is a current development series of MariaDB. It is an evolution of MariaDB 10.8 with several entirely new features.

MariaDB 10.9.1 is a Release Candidate (RC) release.

For an overview of MariaDB 10.9 see theWhat is MariaDB 10.9? page.

Thanks, and enjoy MariaDB!

Notable Items

InnoDB

• removed ()

• InnoDB gap locking fixes (, )

• InnoDB performance improvements (, , , , , , )

• Backup regression fixes (

Replication

• New --do-domain-ids, --ignore-domain-ids, and --ignore-server-ids are implemented ()

• Semisync-slave server recovery is refined to correctly rollback prepared transaction ()

• Circular semisync setup endless event circulation is handled ()

• Semisync-slave server recovery is extended to work on new server_id server ()

Backup

• Incorrect binlogs after Galera SST using rsync and ()

• does not detect multi-source replication slave ()

• Useless warning "InnoDB: Allocated tablespace ID for , old maximum was 0" during backup stage ()

• prepare fails for incrementals if a new schema is created after full backup is taken ()

Optimizer

• Query performance degradation in newer MariaDB versions when using many tables ()

• A SEGV in Item_field::used_tables/update_depend_map_for_order... ()

• ANALYZE FORMAT=JSON fields are incorrect for UNION ALL queries ()

• Subquery in an UPDATE query uses full scan instead of range ()

Spider

• and have been deprecated ()

General

• Auto-create history partitions for ()

• --order-by-size option ()

• Server are ()

• For RHEL/CentOS 7, non x86_64 architectures are no longer supported upstream and so our support will also be dropped with this release

Security

• Fixes for the following :

  • CVE-`-```

Changelog

For a complete list of changes made in , with links to detailed information on each push, see the .

Contributors

For a full list of contributors to , see the .

Do not use non-stable (non-GA) releases in production!