diff options
Diffstat (limited to 'django/db/models/sql')
| -rw-r--r-- | django/db/models/sql/subqueries.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/django/db/models/sql/subqueries.py b/django/db/models/sql/subqueries.py index 14af34d7c4..1a0197e8f6 100644 --- a/django/db/models/sql/subqueries.py +++ b/django/db/models/sql/subqueries.py @@ -233,9 +233,10 @@ class UpdateQuery(Query): """ from django.db.models.base import Model for field, model, val in values_seq: - # FIXME: Some sort of db_prep_* is probably more appropriate here. - if field.rel and isinstance(val, Model): - val = val.pk + if hasattr(val, 'prepare_database_save'): + val = val.prepare_database_save(field) + else: + val = field.get_db_prep_save(val) # Getting the placeholder for the field. if hasattr(field, 'get_placeholder'): |