MariaDB 11.0.2 Release Notes

The most recent release of MariaDB 11.0 is:MariaDB 11.0.6 Stable (GA) Download Now

Download 11.0.2 | Release Notes | Changelog | Overview of 11.0

Release date: 6 Jun 2023

MariaDB 11.0 is a current short-term stable series of MariaDB and will be maintained until June 2024. It is an evolution of MariaDB 10.11 with several entirely new features.

MariaDB 11.0.2 is a Stable (GA) release.

For an overview of MariaDB 11.0 see theWhat is MariaDB 11.0? page.

Thanks, and enjoy MariaDB!

Notable Items

Functions

• Given a time in picoseconds, the new function FORMAT_PICO_TIME returns a human-readable time value and unit indicator (MDEV-19629)

InnoDB

• InnoDB does not free UNDO after the fix of MDEV-30671 (MDEV-31234)

• InnoDB hang fixes (MDEV-31158, MDEV-31343, MDEV-31350)

• Innodb_buffer_pool_read_requests is not updated correctly (MDEV-31309)

• InnoDB monitor trx_rseg_history_len was accidentally disabled by default (MDEV-31308)

• Revert "MDEV-30473 : Do not allow GET_LOCK() / RELEASE_LOCK() in cluster"

Optimizer

• Split Materialized optimization is improved to re-fill the materialized table only if necessary. The fewer number of table refills is taken into account when choosing query plan, too (MDEV-26301)

• New optimizer_switch option, hash_join_cardinality, is added. It is ON by default. When set to ON, the optimizer will produce tighter bounds for hash join output cardinality. (MDEV-30812)

• Crash with condition pushable into derived and containing outer reference (MDEV-31403 MDEV-31240)

• Crash with EXPLAIN EXTENDED for multi-table update of system table (MDEV-31224)

• ANALYZE FORMAT=JSON now prints more information about Block Nested Loop joins: block-nl-join element now has r_loops, r_effective_rows and r_other_time_ms fields (MDEV-30806, MDEV-30830, MDEV-30972).

Variables

• New status variable: max_used_connections_time (MDEV-30543)

Security

• Fixes for the following security vulnerabilities:

  • CVE-`-```

Changelog

For a complete list of changes made in MariaDB 11.0.2, with links to detailed information on each push, see the changelog.

Contributors

For a full list of contributors to MariaDB 11.0.2, see the MariaDB Foundation release announcement.

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MariaDB may already be included in your favorite OS distribution. More information can be found on the Distributions which Include MariaDB page.

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