Ejemplo n.º 1
0
def data_upgrade():
    """Perform data upgrade."""
    try:
        load_data_migrations(revision, 'upgrade')
    except Exception:
        data_downgrade()
        schema_downgrade()
        raise
Ejemplo n.º 2
0
def data_downgrade():
    """Perform data downgrade."""
    load_data_migrations(revision, 'downgrade')