zhengshubin opened a new issue, #10704: URL: https://github.com/apache/doris/issues/10704
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/incubator-doris/issues?q=is%3Aissue) and found no similar issues. ### Description Now,If I want to add a date Type column use default value with old datetime type coloum, I must rebuild this table . But If can Use Function to set the default value when add new column, it can improve work efficiency。 ### Use case The sql express just like this : ALTER TABLE t1 ADD COLUMN dt DATE DEFAULT toDate(oldColumn) ### Related issues _No response_ ### 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: commits-unsubscr...@doris.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org