Emphasized that ForeignKey.on_delete doesn't create a SQL constraint.

2018-10-10 20:56:50 +02:00 · 2018-10-10 20:56:50 +02:00 · 1b49b792e9
parent c82893cb8c
commit 1b49b792e9
1 changed files with 3 additions and 0 deletions
--- a/docs/ref/models/fields.txt
+++ b/docs/ref/models/fields.txt
@ -1271,6 +1271,9 @@ relation works.
            null=True,
        )

+    ``on_delete`` doesn't create a SQL constraint in the database. Support for
+    database-level cascade options :ticket:`may be implemented later <21961>`.
+
 The possible values for :attr:`~ForeignKey.on_delete` are found in
 :mod:`django.db.models`: