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path: root/django/db/backends/mysql/base.py
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2026-01-18Applied Black's 2026 stable style.Mariusz Felisiak
https://github.com/psf/black/releases/tag/26.1.0
2025-10-31Fixed #36661 -- Added introspection of database-level delete options.Mariusz Felisiak
2025-10-27Fixed #36624 -- Dropped support for MySQL < 8.4.Mariusz Felisiak
2025-08-12Remove unused OneToOneField from DatabaseWrapper.data_types.Tim Graham
OneToOneField uses the type of the related field.
2025-07-23Refs #36500 -- Rewrapped long docstrings and block comments via a script.django-bot
Rewrapped long docstrings and block comments to 79 characters + newline using script from https://github.com/medmunds/autofix-w505.
2025-01-28Refs #36005 -- Bumped minimum supported versions of 3rd-party packages.Mariusz Felisiak
This bumps minimum supported versions of 3rd-party packages to the first releases to support Python 3.12.
2024-11-18Fixed #18392 -- Changed default mysql encoding to "utf8mb4".Ben Cail
2024-01-26Applied Black's 2024 stable style.Mariusz Felisiak
https://github.com/psf/black/releases/tag/24.1.0
2023-09-19Fixed #34850 -- Dropped support for MariaDB 10.4.Mariusz Felisiak
2023-08-02Fixed #33507 -- Used UUID data type on MariaDB 10.7+.Albert Defler
Co-Authored-By: Mariusz Felisiak <felisiak.mariusz@gmail.com>
2023-01-05Refs #32355 -- Bumped mysqlclient requirement to >= 1.4.3.Mariusz Felisiak
mysqlclient 1.4.3 is the first release to support Python 3.8.
2022-02-18Fixed #33379 -- Added minimum database version checks.Hasan Ramezani
Thanks Tim Graham for the review.
2022-02-07Refs #33476 -- Refactored code to strictly match 88 characters line length.Mariusz Felisiak
2022-02-07Refs #33476 -- Reformatted code with Black.django-bot
2022-02-03Refs #33476 -- Refactored problematic code before reformatting by Black.Mariusz Felisiak
In these cases Black produces unexpected results, e.g. def make_random_password( self, length=10, allowed_chars='abcdefghjkmnpqrstuvwxyz' 'ABCDEFGHJKLMNPQRSTUVWXYZ' '23456789', ): or cursor.execute(""" SELECT ... """, [table name], )
2021-11-10Removed DatabaseIntrospection.get_key_columns().Mariusz Felisiak
Thanks Simon Charette for the report.
2021-09-22Fixed #33129 -- Dropped support for MariaDB 10.2.Mariusz Felisiak
2021-05-12Fixed #32732 -- Removed usage of deprecated 'db' and 'passwd' connection ↵Nick Pope
options in MySQL backend. The 'db' and 'passwd' connection options have been deprecated, use 'database' and 'password' instead (available since mysqlclient >= 1.3.8). This also allows the 'database' option in DATABASES['OPTIONS'] on MySQL.
2021-03-30Fixed #32595 -- Fixed SchemaEditor.quote_value() crash with bytes.Mariusz Felisiak
2021-01-14Refs #31369 -- Removed models.NullBooleanField per deprecation timeline.Mariusz Felisiak
2020-11-19Fixed #32201 -- Removed obsolete isort:skip's.Seamus Quinn
Obsolete as of isort 5.
2020-06-22Combined MySQL backend server info queries.Adam Johnson
2020-05-08Fixed #12990, Refs #27694 -- Added JSONField model field.sage
Thanks to Adam Johnson, Carlton Gibson, Mariusz Felisiak, and Raphael Michel for mentoring this Google Summer of Code 2019 project and everyone else who helped with the patch. Special thanks to Mads Jensen, Nick Pope, and Simon Charette for extensive reviews. Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
2020-05-08Refs #12990 -- Bumped mysqlclient requirement to >= 1.4.0.Mariusz Felisiak
MySQLdb.constants.FIELD_TYPE.JSON was added in mysqlclient 1.4.0rc2.
2020-03-03Refs #31331 -- Added DatabaseWrapper.sql_mode to MySQL.Mariusz Felisiak
2020-02-06Fixed #31233 -- Closed database connections and cursors after use.Jon Dufresne
2020-02-04Simplified imports from django.db and django.contrib.gis.db.Nick Pope
2019-11-19Fixed #30987 -- Added models.PositiveBigIntegerField.Caio Ariede
2019-10-29Fixed #30899 -- Lazily compiled import time regular expressions.Hasan Ramezani
2019-09-05Fixed #30750 -- Added support for check constraints on MySQL 8.0.16+.Mariusz Felisiak
2019-08-22Fixed #30712 -- Allowed BLOB/TEXT defaults on MySQL 8.0.13+.Nasir Hussain
2019-08-16Fixed #27676 -- Allowed BLOB/TEXT defaults on MariaDB 10.2.1+.Adam Johnson
2019-08-02Fixed #30661 -- Added models.SmallAutoField.Nick Pope
2019-07-23Refs #29548 -- Fixed DatabaseWrapper.display_name on MariaDB.Mariusz Felisiak
2019-07-19Fixed #30593 -- Added support for check constraints on MariaDB 10.2+.Hasan Ramezani
2019-06-20Fixed #30451 -- Added ASGI handler and coroutine-safety.Andrew Godwin
This adds an ASGI handler, asgi.py file for the default project layout, a few async utilities and adds async-safety to many parts of Django.
2019-05-27Refs #29548 -- Updated docs for MariaDB support.Mariusz Felisiak
2018-12-06Bumped mysqlclient requirement to >= 1.3.13.Tim Graham
There are test failures with older versions.
2018-07-05Fixed #29544 -- Fixed regex lookup on MariaDB.Michal Čihař
Regression in 42490768441701bc02255b22df8e6894cbe487c7.
2018-06-20Refs #29451 -- Fixed regex/iregex lookups on MySQL 8.Tom
2018-04-17Fixed #29334 -- Updated pypi.python.org URLs to pypi.org.Brett Cannon
2018-01-31Removed uneeded comment in DatabaseWrapper.check_constraints() on ↵Mariusz Felisiak
SQLite/MySQL backends.
2017-12-29Bumped minimum supported mysqlclient version to 1.3.7.Sergey Fedoseev
Follow up to ad9390bba27cb41da92f734db4d0e36ef3dfc58f.
2017-12-11Fixed #28909 -- Simplified code using tuple/list/set/dict unpacking.Nick Pope
2017-11-28Fixed #28853 -- Updated connection.cursor() uses to use a context manager.Jon Dufresne
2017-11-20Fixed #28804 -- Fixed "Unknown system variable 'transaction_isolation'" on ↵Tim Graham
MariaDB. Regression in 967450a3bf940c43db891fe1e2ef3bcf73456ff8.
2017-11-14Fixed #28794 -- Fixed tx_isolation deprecation warning on MySQL 5.7.20+.Sergey Fedoseev
2017-09-29Fixed #27979 -- Made MySQL raise IntegrityError rather than OperationalError ↵Tim Graham
when saving negative numbers in PositiveInteger fields.
2017-09-25Fixed #28552 -- Dropped support for MySQL 5.5.Tim Graham
2017-07-17Removed unused enter/exit methods of MySQL's CursorWrapper.Tim Graham
Unused since their introduction in e1d839237f7ce38ef078b7f09cc3a1aeaacc02f0.
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