MariaDB 11.7.0 Release Notes

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The most recent release of MariaDB 11.7 is:
MariaDB 11.7.1 RC Download Now
_{Alternate download from mariadb.org}

Release date: 25 Sep 2024

Do not use alpha releases in production!

MariaDB 11.7 is a rolling release. It is an evolution of MariaDB 11.6 with several entirely new features.

MariaDB 11.7.0 is a single preview release. Features are to be considered preview, and none are guaranteed to make it into MariaDB 11.7.

For an overview of MariaDB 11.7 see the What is MariaDB 11.7? page.

Thanks, and enjoy MariaDB!

Notable Items

Replication and Binary Log

When binlogging is enabled, committing a large transaction no longer freezes all other transactions until completed (MDEV-32014)
binlog_optimize_thread_scheduling has been deprecated (MDEV-33756)
Async rollback prepared transactions during binlog crash recovery (MDEV-33853)
New variable, slave_abort_blocking_timeout, for aborting long-running queries on a replica (MDEV-34857)

UUID

New function for generating version 4 UUIDs UUIDv4 (MDEV-11339)
New function for generating version 7 UUIDs UUIDv7 (MDEV-32637)

Optimization

Optimization improvement for single-table UPDATE/DELETE: make cost-based choice between subquery strategies (MDEV-25008)
The Charset Narrowing Optimization is now on by default (MDEV-34380)

GIS

New GIS functions. These functions improve compatibility with MySQL 8.

System-Versioned Tables

Allow a system-versioned table to be converted from implicit to explicit row_start/row_end columns (MDEV-27293)

Slow Query Log

New variable, log_slow_always_query_time, for specifying that all queries longer than this time are logged to the slow query log, regardless of log_slow_min_examined_row_limit and log_slow_rate_limit (MDEV-33144)

Stored Routines

ROW data type for stored function return values (MDEV-12252)

Derived Tables

Add optional correlation column list for derived tables (MDEV-31466)

Vectors

MariaDB Vector Search (MDEV-34939)

[SHOW] CREATE SERVER

Implement SHOW CREATE SERVER (MDEV-15696)
Allow arbitrary options in CREATE SERVER (MDEV-34716)

General

SESSION_USER(), which used to be an alias for USER() now shows the value of CURRENT_USER() when the session was created (MDEV-30908)
CURRENT_TIMESTAMP should return a TIMESTAMP (WITH TIME ZONE?) (MDEV-15751)
A warning has been added when max_sort_length is exceeded. (MDEV-27277)

Deprecated Variables

binlog_optimize_thread_scheduling (MDEV-33756)

Spider

The Spider variables spider_table_crd_thread_count and spider_table_sts_thread_count have been deprecated (MDEV-28009)

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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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