[ https://issues.apache.org/jira/browse/AIRFLOW-842?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jeremiah Lowin resolved AIRFLOW-842. ------------------------------------ Resolution: Fixed Fix Version/s: 1.8.1 Issue resolved by pull request #2072 [https://github.com/apache/incubator-airflow/pull/2072] > scheduler.clean_dirty raises warning: SAWarning: The IN-predicate on > "dag_run.dag_id" was invoked with an empty sequence. > ------------------------------------------------------------------------------------------------------------------------- > > Key: AIRFLOW-842 > URL: https://issues.apache.org/jira/browse/AIRFLOW-842 > Project: Apache Airflow > Issue Type: Bug > Affects Versions: Airflow 1.8, 1.8.0b5 > Reporter: Marek BaczyĆski > Priority: Minor > Labels: easyfix > Fix For: 1.8.1 > > > sqlalchemy/sql/default_comparator.py:161: SAWarning: The IN-predicate on > "dag_run.dag_id" was invoked with an empty sequence. This results in a > contradiction, which nonetheless can be expensive to evaluate. Consider > alternative strategies for improved performance. > {noformat} > qry = ( > session.query(DagRun.dag_id, DagRun.state, func.count('*')) > .filter(DagRun.dag_id.in_(dirty_ids)) > .group_by(DagRun.dag_id, DagRun.state) > ) > {noformat} > dirty_ids can be empty here, which means there's no point in running this > part of the code at all. -- This message was sent by Atlassian JIRA (v6.3.15#6346)