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Code Issues 32 Releases Wiki Activity

Fixed #31685 -- Added support for updating conflicts to QuerySet.bulk_create().

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Thanks Florian Apolloner, Chris Jerdonek, Hannes Ljungberg, Nick Pope,
and Mariusz Felisiak for reviews.
This commit is contained in:
sean_c_hsu
2020-06-15 00:58:06 +08:00
committed by Mariusz Felisiak
parent ba9de2e74e
commit 0f6946495a
16 changed files with 542 additions and 43 deletions
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12
docs/releases/4.1.txt
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@@ -232,6 +232,10 @@ Models
in order to reduce the number of failed requests, e.g. after database server
restart.
* :meth:`.QuerySet.bulk_create` now supports updating fields when a row
insertion fails uniqueness constraints. This is supported on MariaDB, MySQL,
PostgreSQL, and SQLite 3.24+.
Requests and Responses
~~~~~~~~~~~~~~~~~~~~~~
@@ -298,6 +302,14 @@ backends.
* ``DatabaseIntrospection.get_key_columns()`` is removed. Use
``DatabaseIntrospection.get_relations()`` instead.
* ``DatabaseOperations.ignore_conflicts_suffix_sql()`` method is replaced by
``DatabaseOperations.on_conflict_suffix_sql()`` that accepts the ``fields``,
``on_conflict``, ``update_fields``, and ``unique_fields`` arguments.
* The ``ignore_conflicts`` argument of the
``DatabaseOperations.insert_statement()`` method is replaced by
``on_conflict`` that accepts ``django.db.models.constants.OnConflict``.
Dropped support for MariaDB 10.2
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