dstandish commented on a change in pull request #22583:
URL: https://github.com/apache/airflow/pull/22583#discussion_r839822913
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File path: airflow/models/taskinstance.py
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@@ -819,17 +819,25 @@ def refresh_from_task(self, task: "Operator",
pool_override=None):
self.operator = task.task_type
@provide_session
- def clear_xcom_data(self, session=NEW_SESSION):
- """
- Clears all XCom data from the database for the task instance
+ def clear_xcom_data(self, session: Session = NEW_SESSION):
Review comment:
this reminds me... thinking about custom xcom backends ... there should
be a probably be a "clear data" hook that can be implemented in an xcom backend
to purge the external data without having to override this method... of course
that's another PR
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