diff options
Diffstat (limited to 'docs/ref')
| -rw-r--r-- | docs/ref/models/querysets.txt | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/docs/ref/models/querysets.txt b/docs/ref/models/querysets.txt index f77f87dd8e..0fa8b8e361 100644 --- a/docs/ref/models/querysets.txt +++ b/docs/ref/models/querysets.txt @@ -1249,11 +1249,6 @@ make the call non-blocking. If a conflicting lock is already acquired by another transaction, :exc:`~django.db.DatabaseError` will be raised when the queryset is evaluated. -Note that using ``select_for_update()`` will cause the current transaction to be -considered dirty, if under transaction management. This is to ensure that -Django issues a ``COMMIT`` or ``ROLLBACK``, releasing any locks held by the -``SELECT FOR UPDATE``. - Currently, the ``postgresql_psycopg2``, ``oracle``, and ``mysql`` database backends support ``select_for_update()``. However, MySQL has no support for the ``nowait`` argument. Obviously, users of external third-party backends should |