This document is for Celery's development version, which can be
significantly different from previous releases. Get old docs here:
2.5.
celery.backends.database
-
class celery.backends.database.DatabaseBackend(dburi=None, expires=None, engine_options=None, **kwargs)
The database result backend.
-
ResultSession()
-
cleanup()
Delete expired metadata.
-
subpolling_interval = 0.5