awaichixigua opened a new issue, #17345: URL: https://github.com/apache/dolphinscheduler/issues/17345
### Search before asking - [x] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues. ### What happened When the number of t_ds_process_instance data entries exceeds 10000000 ，listproject api very slow select p.id, p.name, p.code, p.description, p.user_id, p.flag, p.create_time, p.update_time , u.user_name as user_name, ( select COUNT(*) from t_ds_process_definition as def where def.project_code = p.code) as def_count, ( select COUNT(*) from t_ds_process_definition_log def, t_ds_process_instance inst where def.code = inst.process_definition_code and def.version = inst.process_definition_version and def.project_code = p.code and inst.state = 1 ) as inst_running_count from t_ds_project p left join t_ds_user u on u.id = p.user_id where 1 = 1 group by p.id, u.user_name order by p.id desc; ### What you expected to happen Resolve slow SQL ### How to reproduce When the number of t_ds_process_instance data entries exceeds 10000000 ### Anything else _No response_ ### Version 3.1.x ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! ### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) -- 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]
