chango.git/tests/delete/models.py, branch devmain

Refs #21961 -- Added required_db_features to delete's RelatedDbOptionParent.

2025-11-25T08:03:17Z

Refs #21961 -- Added DatabaseFeatures.supports_on_delete_db_(cascade/null) feature flags.

2025-11-23T10:53:24Z

Needed on MongoDB. Co-Authored-By: Mariusz Felisiak

Fixed #21961 -- Added support for database-level delete options for ForeignKey.

2025-10-18T13:03:50Z

Thanks Simon Charette for pair programming. Co-authored-by: Nick Stefan Co-authored-by: Akash Kumar Sen <71623442+Akash-Kumar-Sen@users.noreply.github.com> Co-authored-by: Simon Charette

Fixed #36264 -- Excluded proxy neighbors of parents from deletion collection when keep_parents=True.

2025-09-23T14:40:57Z

Signed-off-by: saJaeHyukc

Refs #33476 -- Reformatted code with Black.

2022-02-07T19:37:05Z

Fixed #31965 -- Adjusted multi-table fast-deletion on MySQL/MariaDB.

2020-08-31T06:11:28Z

The optimization introduced in 7acef095d73 did not properly handle deletion involving filters against aggregate annotations. It initially was surfaced by a MariaDB test failure but misattributed to an undocumented change in behavior that resulted in the systemic generation of poorly performing database queries in 5b83bae031. Thanks Anton Plotkin for the report. Refs #23576.

Removed unused str() methods in tests models.

2020-04-30T07:13:23Z

Follow up to 6461583b6cc257d25880ef9a9fd7e2125ac53ce1.

Refs #27852 -- Fixed object deletion to show all restricted related objects rather than just the first one.

2020-01-29T08:02:23Z

Refs #27852 -- Fixed object deletion to show all protected related objects rather than just the first one.

2020-01-27T11:21:02Z

Thanks Anton Samarchyan for the initial patch.

Fixed #27272 -- Added an on_delete RESTRICT handler to allow cascading deletions while protecting direct ones.

2019-11-19T09:55:05Z