Juan Alvarez 46b2b08e45 [4.2.x] Fixed #34779 -- Avoided unnecessary selection of non-nullable m2m fields without natural keys during serialization. ...

By using `select_related(None)` instead of `select_related()`, the
unnecessary joins are completely avoided. Note that the current tests
already covers the change, when the field is not `null=True`.

Regression in f9936deed1.

Backport of 517d3bb4dd from main

2023-08-19 11:23:59 +02:00

..

models

[4.2.x] Fixed #34779 -- Avoided unnecessary selection of non-nullable m2m fields without natural keys during serialization.

2023-08-19 11:23:59 +02:00

__init__.py

…

test_data.py

[4.2.x] Refs #33476 -- Applied Black's 2023 stable style.

2023-02-01 11:37:29 +01:00

test_deserializedobject.py

Refs #33476 -- Reformatted code with Black.

2022-02-07 20:37:05 +01:00

test_json.py

[4.2.x] Fixed #34620 -- Fixed serialization crash on m2m fields without natural keys when base querysets use select_related().

2023-06-04 20:49:40 +02:00

test_jsonl.py

[4.2.x] Fixed #34620 -- Fixed serialization crash on m2m fields without natural keys when base querysets use select_related().

2023-06-04 20:49:40 +02:00

test_natural.py

Fixed various tests on MySQL with MyISAM storage engine.

2022-04-18 07:05:52 +02:00

test_xml.py

[4.2.x] Fixed #34620 -- Fixed serialization crash on m2m fields without natural keys when base querysets use select_related().

2023-06-04 20:49:40 +02:00

test_yaml.py

[4.2.x] Fixed #34620 -- Fixed serialization crash on m2m fields without natural keys when base querysets use select_related().

2023-06-04 20:49:40 +02:00

tests.py

[4.2.x] Fixed #34620 -- Fixed serialization crash on m2m fields without natural keys when base querysets use select_related().

2023-06-04 20:49:40 +02:00