mrhhsg opened a new issue, #11010: URL: https://github.com/apache/doris/issues/11010
### 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. ### Version master ### What's Wrong? Table `test` has rows: ```bash MySQL [test]> select * from test; +------+------+ | id | name | +------+------+ | 1 | acb | | 2 | eft | | 199 | | +------+------+ 3 rows in set (0.01 sec) ``` ```sql select name from test group by name; ``` result: ```bash +------+ | name | +------+ | NULL | | eft | | acb | +------+ ``` ### What You Expected? Here null should be the empty string. ### How to Reproduce? _No response_ ### Anything Else? _No response_ ### Are you willing to submit 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://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