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Diffstat (limited to 'alembic/migration.py')
| -rw-r--r-- | alembic/migration.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/alembic/migration.py b/alembic/migration.py index d94db2e..9b46052 100644 --- a/alembic/migration.py +++ b/alembic/migration.py @@ -264,6 +264,8 @@ class MigrationContext(object): """ heads = self.get_current_heads() + if not self.as_sql and not heads: + self._ensure_version_table() head_maintainer = HeadMaintainer(self, heads) for step in script_directory._stamp_revs(revision, heads): head_maintainer.update_to_step(step) |