diff options
Diffstat (limited to 'migrate/changeset')
| -rw-r--r-- | migrate/changeset/schema.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/migrate/changeset/schema.py b/migrate/changeset/schema.py index a0e42cc..931ef7b 100644 --- a/migrate/changeset/schema.py +++ b/migrate/changeset/schema.py @@ -353,8 +353,14 @@ class ColumnDelta(six.with_metaclass(MyMeta, DictMixin, sqlalchemy.schema.Schema self.process_column(self.result_column) # create an instance of class type if not yet - if 'type' in diffs and callable(self.result_column.type): - self.result_column.type = self.result_column.type() + if 'type' in diffs: + if callable(self.result_column.type): + self.result_column.type = self.result_column.type() + if self.result_column.autoincrement and \ + not issubclass( + self.result_column.type._type_affinity, + sqlalchemy.Integer): + self.result_column.autoincrement = False # add column to the table if self.table is not None and self.alter_metadata: |