diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/sqlalchemy/orm/mapper.py | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py index a13e9feb3..03f8b4553 100644 --- a/lib/sqlalchemy/orm/mapper.py +++ b/lib/sqlalchemy/orm/mapper.py @@ -1225,9 +1225,11 @@ class Mapper(object): # synchronize newly inserted ids from one table to the next # TODO: this performs some unnecessary attribute transfers # from an attribute to itself, since the attribute is often mapped - # to multiple, equivalent columns - if mapper.__inherits_equated_pairs: - sync.populate(state, mapper, state, mapper, mapper.__inherits_equated_pairs) + # to multiple, equivalent columns. it also may fire off more + # than needed overall. + for m in mapper.iterate_to_root(): + if m.__inherits_equated_pairs: + sync.populate(state, m, state, m, m.__inherits_equated_pairs) # testlib.pragma exempt:__hash__ inserted_objects.add((state, connection)) |