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path: root/django/db/backends/base
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2022-10-31Used more augmented assignment statements.Nick Pope
Identified using the following command: $ git grep -I '\(\<[_a-zA-Z0-9]\+\>\) *= *\1 *[-+/*^%&|<>@]'
2022-10-06Refs #33308 -- Enabled explicit GROUP BY and ORDER BY aliases.Simon Charette
This ensures explicit grouping from using values() before annotating an aggregate function groups by selected aliases if supported. The GROUP BY feature is disabled on Oracle because it doesn't support it.
2022-10-05Fixed #33768 -- Fixed ordering compound queries by nulls_first/nulls_last on ↵Simon Charette
MySQL. Columns of the left outer most select statement in a combined query can be referenced by alias just like by index. This removes combined query ordering by column index and avoids an unnecessary usage of RawSQL which causes issues for backends that specialize the treatment of null ordering.
2022-10-03Fixed #23353 -- Used "raise from" when raising TransactionManagementError.David Wobrock
This change sets the __cause__ attribute to raised exceptions.
2022-09-13Fixed #33996 -- Fixed CheckConstraint validation on NULL values.David Sanders
Bug in 667105877e6723c6985399803a364848891513cc. Thanks James Beith for the report.
2022-09-07Fixed #33982 -- Fixed migrations crash when adding model with ↵James Beith
ExclusionConstraint. Regression in 0e656c02fe945389246f0c08f51c6db4a0849bd2.
2022-09-06Refs #33616 -- Updated BaseDatabaseWrapper.run_on_commit comment.DevilsAutumn
2022-09-06Fixed #33616 -- Allowed registering callbacks that can fail in ↵SirAbhi13
transaction.on_commit(). Thanks David Wobrock and Mariusz Felisiak for reviews.
2022-08-12Fixed #33919 -- Fixed adding AutoFields on PostgreSQL.Mariusz Felisiak
Thanks Jack Calvin Brown for the report. Regression in 2eea361eff58dd98c409c5227064b901f41bd0d6.
2022-08-02Fixed #33881 -- Added support for database collations to ↵Mariusz Felisiak
ArrayField(Char/TextFields).
2022-07-06Refs CVE-2022-34265 -- Properly escaped Extract() and Trunc() parameters.Simon Charette
Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
2022-07-04Fixed CVE-2022-34265 -- Protected Trunc(kind)/Extract(lookup_name) against ↵Mariusz Felisiak
SQL injection. Thanks Takuto Yoshikai (Aeye Security Lab) for the report.
2022-06-13Fixed #33773 -- Made Index with multiple fields respect ↵Bruce Cutler
DEFAULT_INDEX_TABLESPACE. Thanks to Simon Charette for locating where issue lay.
2022-06-01Fixed #32234 -- Made inspectdb inform about composite primary keys.Anv3sh
2022-05-26Fixed #23740 -- Fixed removing unique_together constraint if exists primary ↵David Wobrock
key/unique constraint on the same field.
2022-05-26Refs #23740 -- Added BaseDatabaseSchemaEditor._unique_constraint_name().David Wobrock
2022-05-12Refs #27064 -- Added RenameIndex migration operation.David Wobrock
2022-05-03Fixed #29854 -- Made _all_related_fields() return deterministically ordered ↵Collin Anderson
fields. Thanks to Rick Yang and Baptiste Mispelon for the investigation.
2022-05-02Fixed #33413 -- Made migrations propage collations to related fields.David Wobrock
2022-04-29Refs #33413 -- Added collation to CharField/TextField's db_parameters.David Wobrock
2022-04-14Expanded QuerySet.explain() error message if a backend supports no formats.Tim Graham
2022-04-13Fixed #30511 -- Used identity columns instead of serials on PostgreSQL.Florian Apolloner
2022-04-11Removed DatabaseFeatures.validates_explain_options.Mariusz Felisiak
Always True since 6723a26e59b0b5429a0c5873941e01a2e1bdbb81.
2022-04-06Fixed #33471 -- Made AlterField operation a noop when changing "choices".sarahboyce
This also allows customizing attributes of fields that don't affect a column definition.
2022-03-24Refs #32365 -- Removed internal uses of utils.timezone.utc alias.Carlton Gibson
Remaining test case ensures that uses of the alias are mapped canonically by the migration writer.
2022-03-04Fixed #29865 -- Added logical XOR support for Q() and querysets.Ryan Heard
2022-03-04Refs #31169 -- Prevented infinite loop in tests on failures.Mariusz Felisiak
Regression in ae91ecf6a1037fb67d14841b66ac19d4c2ccc4ac.
2022-02-23Refs #31169 -- Added DatabaseCreation.setup_worker_connection() hook.Valz
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
2022-01-27Fixed #33462 -- Fixed migration crash when altering type of primary key with ↵Mariusz Felisiak
MTI and foreign key. This prevents duplicated operations when altering type of primary key with MTI and foreign key. Previously, a foreign key to the base model was added twice, once directly and once by the inheritance model. Thanks bcail for the report. Regression in 325d7710ce9f6155bb55610ad6b4580d31263557.
2022-01-25Refs #20349 -- Avoided loading testing libraries when not needed.Collin Anderson
2022-01-19Fixed #31685 -- Added support for updating conflicts to QuerySet.bulk_create().sean_c_hsu
Thanks Florian Apolloner, Chris Jerdonek, Hannes Ljungberg, Nick Pope, and Mariusz Felisiak for reviews.
2021-12-09Fixed #33340 -- Fixed unquoted column names in queries used by DatabaseCache.Arsa
2021-12-01Fixed #30398 -- Added CONN_HEALTH_CHECKS database setting.Przemysław Suliga
The CONN_HEALTH_CHECKS setting can be used to enable database connection health checks for Django's persistent DB connections. Thanks Florian Apolloner for reviews.
2021-11-19Fixed #33229 -- Fixed ↵SwastikTripathi
BaseDatabaseOperations.adapt_datetimefield_value()/adapt_timefield_value() crash with expressions.
2021-11-19Refs #24121 -- Added __repr__() to BaseDatabaseWrapper, JoinPromoter, and ↵Jonny Park
SQLCompiler.
2021-11-12Fixed #33161 -- Enabled durability check for nested atomic blocks in TestCase.Krzysztof Jagiello
Co-Authored-By: Adam Johnson <me@adamj.eu>
2021-11-10Removed DatabaseIntrospection.get_key_columns().Mariusz Felisiak
Thanks Simon Charette for the report.
2021-11-10Fixed DatabaseIntrospection.get_relations() docstring.Tim Graham
The foreign keys are "in" the given table, not "to" it.
2021-11-02Fixed #33224 -- Removed ↵Hasan Ramezani
DatabaseFeatures.supports_mixed_date_datetime_comparisons.
2021-10-28Fixed #33228 -- Changed value of ↵Chinmoy
BaseDatabaseFeatures.has_case_insensitive_like to False.
2021-10-22Fixed #33214 -- Added ↵Manaia Junior
BaseDatabaseOperations.format_for_duration_arithmetic() stub method.
2021-09-28Fixed #33125 -- Avoided redundant unique constraint when converting a ↵Jordan Bae
non-unique field to primary key on MySQL and PostgreSQL.
2021-09-16Fixed #32365 -- Made zoneinfo the default timezone implementation.Carlton Gibson
Thanks to Adam Johnson, Aymeric Augustin, David Smith, Mariusz Felisiak, Nick Pope, and Paul Ganssle for reviews.
2021-09-01Fixed #33080 -- Preserved nullability of textual fields on Oracle.Mariusz Felisiak
Thanks Matt Hoskins for the report.
2021-08-24Refs #10929 -- Allowed NowUTC SQL customization for third-party backends.Tim Graham
2021-07-28Optimized BaseDatabaseSchemaEditor._effective_default() a bit,Chris Jerdonek
This eliminates an unneeded call to datetime.now() when field.get_internal_type() equals "DateTimeField".
2021-07-27Refs #32962 -- Simplified NULL logic in ↵Chris Jerdonek
BaseDatabaseSchemaEditor._iter_column_sql().
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