ghostbody opened a new issue #19423: URL: https://github.com/apache/airflow/issues/19423
### Description At present, a `set` method in XCom using two steps: 1. delete all XCom with key `(dag_id, execution_date, task_id)` 2. insert new XCom However, when the xcom is set frequently, some error will occur, like this: ``` sqlalchemy.exc.OperationalError: (MySQLdb._exceptions.OperationalError) (1205, 'Lock wait timeout exceeded; try restarting transaction') ``` ### Use case/motivation using `ON DUPLICATE KEY UPDATE` maybe better? ### Related issues _No response_ ### Are you willing to submit a PR? - [X] Yes I am willing to submit a PR! ### Code of Conduct - [X] I agree to follow this project's [Code of Conduct](https://github.com/apache/airflow/blob/main/CODE_OF_CONDUCT.md) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
