MariaDB 11.5.1 Release Notes

Download Release Notes Changelog Overview of 11.5

Release date: 30 May 2024

MariaDB 11.5 is a development version of the MariaDB rolling release. It is an evolution of MariaDB 11.4 with several entirely new features.

MariaDB 11.5.1 is a Release Candidate (RC) release.

Thanks, and enjoy MariaDB!

New Features

Temporary files and tables

• ()

• There are two system variables used for controlling this feature:

  • : Limits the temporary space allowance per user.

  • : Limits the temporary space allowance for all users.

Data Types

• The range of values was extended. The maximal allowed value for timestamps was '2038-01-19 03:14:07 UTC', and is now '2106-02-07 06:28:15 UTC'. This does not change the storage format, and new tables can be read by old MariaDB servers as long as timestamp values are within the old timestamp range. At the moment this is only supported on 64-bit platforms ().

Optimizer

• is now supported for partitioned tables ()

• ANALYZE FORMAT=JSON now ()

Protocol

• Permit bulk implementation to return ALL individual results ()

• Send initial values of system variables in first OK packet ()

Observability

• New in the Information Schema for storing information about users, , and the limits set by (, )

• Add more columns to Information Schema , and tables ()

• Add QUERIES column to Information Schema table ()

• Additional features for Sequences ()

  • permits creating as any type (including ), extending the range

  • Parser accepts larger and smaller values for and

Other

• ()

• Introduce the system variable to address excessive context switching caused by log_sys.lsn_lock (observed on write-intensive workloads on NUMA systems) ()

• Deprecate and ignore the system variable ()

• Change default Unicode collation to uca1400_ai_ci ()

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 .