MariaDB 11.2.1 Release Notes

The most recent release of MariaDB 11.2 is:MariaDB 11.2.6 Stable (GA) Download NowAlternate download from mariadb.org

Download 11.2.1 | Release Notes | Changelog | Overview of 11.2

Release date: 21 Aug 2023

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

MariaDB 11.2 is the current development series of MariaDB. It is an evolution of MariaDB 11.1 with several entirely new features.

MariaDB 11.2 is a Release Candidate (RC) release.

For an overview of MariaDB 11.1 see theWhat is MariaDB 11.2? page.

Thanks, and enjoy MariaDB!

Notable Items

General

• As per the MariaDB Deprecation Policy, this will be the last release of MariaDB 11.2 for Ubuntu 18.04 LTS "Bionic" and Ubuntu 22.10 "Kinetic"

• In this release repositories for Debian 12 "Bookworm" have been added.

• mariadb-dump --force doesn't ignore error as it should (MDEV-31092)

• 280 Bytes lost in mysys/array.c, mysys/hash.c, sql/sp.cc, sql/sp.cc, sql/item_create.cc, sql/item_create.cc, sql/sql_yacc.yy:10748 when using oracle sql_mode (MDEV-26186)

• SQL/PL package body does not appear in I_S.ROUTINES.ROUTINE_DEFINITION (MDEV-30662)

• Unexpected result when combining DISTINCT, subselect and LIMIT (MDEV-28285)

• ROW variables do not get assigned from subselects (MDEV-31250)

• Crash after setting global session_track_system_variables to an invalid value (MDEV-25237)

• ODKU of non-versioning column inserts history row (MDEV-23100)

• UPDATE not working properly on transaction precise system versioned table (MDEV-25644)

• Assertion ``const_item_cache == true'failed inItem_func::fix_fields` (MDEV-31319)

• ANALYZE doesn't work with pushed derived tables (MDEV-29284)

• get_partition_set is never executed in ha_partition::multi_range_key_create_key due to bitwise & with 0 constant (MDEV-24712)

• Client can crash the server with a mysql_list_fields("view") call (MDEV-30159)

• I_S.parameters not immediately changed updated after procedure change (MDEV-31064)

• bzero wipes more bytes than necessary in set_global_from_ddl_log_entry (MDEV-31521)

• Assertion ``0'failed inType_handler_row::field_typeuponTO_CHAR` with wrong argument (MDEV-29152)

• mariadb-upgrade fails due to old_mode="", with "Cannot load from mysql.proc. The table is probably corrupted" (MDEV-28915)

Character Sets, Data Types

• UBSAN: null pointer passed as argument 1, which is declared to never be null in my_strnncoll_binary on SELECT ... COUNT or GROUP_CONCAT (MDEV-28384)

• Possibly wrong result or Assertion 0' failed in Item_func_round::native_op` (MDEV-23838)

• Assertion ``(length % 4) == 0'failed inmy_lengthsp_utf32onSELECT` (MDEV-29019)

• UBSAN: negation of -X cannot be represented in type 'long long int'; cast to an unsigned type to negate this value to itself in Item_func_mul::int_op and Item_func_round::int_op (MDEV-30932)

• Assorted assertion failures in json_find_path with certain collations (MDEV-23187)

InnoDB

• Crashing on I/O error is unhelpful (MDEV-27593)

• SIGSEGV in log_sort_flush_list() in InnoDB crash recovery (MDEV-31354)

• InnoDB tables are being flagged as corrupted on an I/O bound server (MDEV-31767)

• Duplicate entry allowed into a UNIQUE column (MDEV-31120)

• Server Status Innodb_row_lock_time% is reported in seconds (MDEV-29311)

• innochecksum dies with Floating point exception (MDEV-31641)

• Add InnoDB engine information to the slow query log (MDEV-31558)

• Deadlock with 3 concurrent DELETEs by unique key (MDEV-10962)

• innodb protection against dual processes accessing data insufficient (MDEV-31568)

• ER_DUP_KEY in mysql.innodb_table_stats upon RENAME on sequence (MDEV-31607)

• Assertion ``!strcmp(index->table->name.m_name, "SYS_FOREIGN") || !strcmp(index->table->name.m_name, "SYS_FOREIGN_COLS")'failed inbtr_node_ptr_max_size` (MDEV-19216)

• InnoDB: Failing assertion: page_type == i_s_page_type[page_type].type_value (MDEV-31386)

• btr_estimate_n_rows_in_range() accesses unfixed, unlatched page (MDEV-30648)

• MODIFY COLUMN can break FK constraints, and lead to unrestorable dumps (MDEV-31086)

• Recovery or backup failure after innodb_undo_log_truncate=ON (MDEV-31487)

• Assertion 'n & PENDING' failed in fil_space_t::set_needs_flush() (MDEV-31442)

• fil_node_open_file() releases fil_system.mutex allowing other thread to open its file node (MDEV-31256)

• ASAN errors in dict_v_col_t::detach upon adding key to virtual column (MDEV-31416)

• Purge trying to access freed secondary index page (MDEV-31264)

• Freed data pages are not always being scrubbed (MDEV-31253)

• InnoDB recovery hangs after reporting corruption (MDEV-31353)

• !cursor->index->is_committed() in row0ins.cc after update to 10.4.13 from 10.3.21 (MDEV-22739)

• innodb_undo_log_truncate=ON fails to wait for purge of enough transaction history (MDEV-31355)

• SET GLOBAL innodb_undo_log_truncate=ON does not free space when no undo logs exist (MDEV-31382)

• innodb_read_ahead_threshold (linear read-ahead) does not work (MDEV-29967)

• InnoDB recovery and mariadb-backup --prepare fail to report detailed progress (MDEV-29911)

• fil_ibd_create() may hijack the file handle of an old file (MDEV-31347)

• innodb_undo_log_truncate=ON recovery results in a corrupted undo log (MDEV-31373)

• Server freeze due to innodb_change_buffering and innodb_file_per_table=0 (MDEV-31088)

• Change buffer entries are left behind when freeing a page, causing secondary index corruption when the page is later reused (MDEV-31385)

• Foreign Key Constraint actions don't affect Virtual Column (MDEV-18114)

Aria

• Various crashes upon INSERT/UPDATE after changing Aria settings (MDEV-28054)

• Various crashes/asserts/corruptions when Aria encryption is enabled/used, but the encryption plugin is not loaded (MDEV-26258)

Spider

• SIGSEGV in spider_db_open_item_field and SIGSEGV in spider_db_print_item_type, on SELECT (MDEV-29447)

• Spider variables that double as table params overriding mechanism is buggy (MDEV-31524)

Optimizer

• ANALYZE FORMAT=JSON now includes InnoDB engine statistics for each table (MDEV-31577)

• Assertion ``last_key_entry >= end_pos'failed in virtual boolJOIN_CACHE_HASHED::put_record()` (MDEV-31348)

• Problem with open ranges on prefix blobs keys (MDEV-31800)

• Equal on two RANK window functions create wrong result (MDEV-20010)

• Recursive CTE execution is interrupted without errors or warnings (MDEV-31214)

• Assertion ``s->table->opt_range_condition_rows <= s->found_records'failed inapply_selectivity_for_table` (MDEV-31449)

• Inconsistency between MRR and SQL layer costs can cause poor query plan (MDEV-31479)

• MAX_SEL_ARG memory exhaustion is not visible in the optimizer trace (MDEV-30964)

• SHOW TABLES not working properly with lower_case_table_names=2 (MDEV-30765)

• Segfault on select query using index for group-by and filesort (MDEV-30143)

• Server crash in store_length, assertion failure in Type_handler_string_result::sort_length (MDEV-31743)

Replication

• Parallel Slave SQL Thread Can Update Seconds_Behind_Master with Active Workers (MDEV-30619)

• ALTER SEQUENCE ends up in optimistic parallel slave binlog out-of-order (MDEV-31503)

• STOP SLAVE takes very long time on a busy system (MDEV-13915)

• On slave XA COMMIT/XA ROLLBACK fail to return an error in read-only mode (MDEV-30978)

• Calling a function from a different database in a slave side trigger crashes (MDEV-29894)

• rpl.rpl_manual_change_index_file occasionally fails in BB with Result length mismatch (MDEV-30214)

Galera

• Node never returns from Donor/Desynced to Synced when wsrep_mode = BF_ABORT_mariadb-backup (MDEV-31737)

• Node has been dropped from the cluster on Startup / Shutdown with async replica (MDEV-31413)

• KILL QUERY maintains nodes data consistency but breaks GTID sequence (MDEV-31075)

• Assertion failure !lock.was_chosen_as_deadlock_victim in trx0trx.h:1065 (MDEV-30963)

• MariaDB stuck on starting commit state (waiting on commit order critical section) (MDEV-29293)

• Assertion state() == s_aborting || state() == s_must_replay failed in int wsrep::transaction::after_rollback() (MDEV-30013)

• Assertion !wsrep_has_changes(thd) || (thd->lex->sql_command == SQLCOM_CREATE_TABLE && !thd->is_current_stmt_binlog_format_row()) || thd->wsrep_cs().transaction().state() == wsrep::transaction::s_aborted failed (MDEV-30388)

• Server crashes when wsrep_sst_donor and wsrep_cluster_address set to NULL (MDEV-28433)

• Create temporary sequence can cause inconsistency (MDEV-31335)

• Galera 4 unable to query cluster state if not primary component (MDEV-21479)

Security

• Fixes for the following security vulnerabilities:

  • CVE-`-```

Changelog

For a complete list of changes made in MariaDB 11.2.1, with links to detailed information on each push, see the changelog.

Contributors

For a full list of contributors to MariaDB 11.2.1, see the MariaDB Foundation release announcement.

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

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