diff options
Diffstat (limited to 'docs/ref')
| -rw-r--r-- | docs/ref/models/instances.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/ref/models/instances.txt b/docs/ref/models/instances.txt index 3119527c3b..edc4459f1c 100644 --- a/docs/ref/models/instances.txt +++ b/docs/ref/models/instances.txt @@ -472,7 +472,8 @@ follows this algorithm: ``True`` (i.e., a value other than ``None`` or the empty string), Django executes an ``UPDATE``. * If the object's primary key attribute is *not* set or if the ``UPDATE`` - didn't update anything, Django executes an ``INSERT``. + didn't update anything (e.g. if primary key is set to a value that doesn't + exist in the database), Django executes an ``INSERT``. The one gotcha here is that you should be careful not to specify a primary-key value explicitly when saving new objects, if you cannot guarantee the |