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MariaDB 11.6.2 Release Notes

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Download Release Notes Changelog Overview of 11.4

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Release date: 21 Nov 2024

MariaDB 11.6 is a rolling release. It is an evolution of MariaDB 11.5 with several entirely new features.

MariaDB 11.6.2 is a Stable (GA) release.

For an overview of MariaDB 11.6 see the What is MariaDB 11.6? page.

Thanks, and enjoy MariaDB!

Notable Items

Storage Engines

InnoDB

  • Defaults change - the innodb_snapshot_isolation system variable now defaults to ON, previously was OFF (MDEV-35124)
  • Fix attempt to read outside the bounds of the file: ./ibdata1 (MDEV-34453)
  • Fix MariaDB crash with SIGILL because the OS does not support AVX512 (MDEV-34565)
  • Fix deadlock caused by lock_rec_unlock_unmodified() (MDEV-34690)
  • Fix duplicate key error in table 'mysql.innodb_table_stats' (MDEV-34207)
  • Fix possible adaptive hash index corruption with ALTER TABLE...IMPORT TABLESPACE and FULLTEXT SEARCH (MDEV-35059)
  • XA prepare now correctly releases unmodified records in non-blocking mode (MDEV-34466)
  • Fix contention between secondary index UPDATE and purge due to large innodb_purge_batch_size (MDEV-34515)
  • Fix redundant page lookups that hurt performance (MDEV-34791)

Spider

  • Fix server crash when calling spider UDF after aria_encrypt_tables is enabled (MDEV-34682)
  • SELECT MIN on Spider table no longer returns more rows than expected (MDEV-26345)
  • Fix Spider group by handler wrong result on order by aggregate (MDEV-29546)

S3

  • Fix Storage Engine S3 that caused 500 error when using Huawai Cloud S3 and possibly other S3 providers (MDEV-34867)
    • A new option S3-provider has been added. S3-provider=Huawai needs to be set for Huawai Cloud S3

Optimizer

  • Fix crash caused by query containing constant having clause (MDEV-23983)
  • Fix assertion with optimizer_join_limit_pref_ratio and 1-table select (MDEV-35072)

Data Definition - Alter Table

  • Under Windows Subsystem for Linux, InnoDB crashes on ALTER TABLE or OPTIMIZE TABLE (MDEV-34938)
  • modification of the column fails to check foreign key constraint (MDEV-34392)
  • Incorrect NULL value handling for instantly dropped BLOB columns (MDEV-35122)

Galera

  • Galera updated to 26.4.20
  • Fix server crash when setting wsrep_cluster_address after adding invalid value to wsrep_allowlist table (MDEV-31173)
  • TOI (ALTER) no longer hangs on a parent table if SR transaction is in progress on a child table (MDEV-34836)
  • Fix INSERT...SELECT' on MyISAM table suddenly replicated by alera (MDEV-34647)
  • Fix case where with wsrep_mode=REPLICATE_ARIA, only part of the mixed-engine transactions was replicated (MDEV-30653)
  • galera_ssl_reload failed with warning message (MDEV-32778)
  • When InnoDB gets an assertion failure, WSREP layer is now handled gracefully (MDEV-32363)

Backup

  • Recovery now correctly notes some log corruption (MDEV-34802)
  • InnoDB now correctly merges the change buffer to ROW_FORMAT=COMPRESSED tables (MDEV-34879)
  • Can now selectively restore sequences using innodb tables from backup (MDEV-32350)

JSON

General

  • mariadbd no longer hangs on startup when --init-file target does not exist (MDEV-34814)
  • LOAD DATA INFILE with geometry data no longer fails (MDEV-34883)
  • Fix heap-use-after-free in group_concat with compressed or GIS columns (MDEV-16699)
  • Fix assertion `!is_cond()' failed in Item_bool_func::val_int / do_select (MDEV-35135)
  • Trigger now works correctly with bulk update (MDEV-34718)
  • Fix assertion failure in find_producing_item upon a query from a view (MDEV-35276)
  • Add new setting, --quick-max-column-width to the mariadb client for use in --quick mode (MDEV-34704)

Changelog

For a complete list of changes made in MariaDB 11.6.2, with links to detailed information on each push, see the changelog.

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