tanruixiang opened a new issue, #7185: URL: https://github.com/apache/arrow-datafusion/issues/7185
### Describe the bug Strings with underscores are very common, e.g. id_1,id_2. But the current regular expression optimization ignores underscores. For regrex expressions of the form `~ ^(id_1|id_2)$`, we are required to support the string with underscores. ### To Reproduce _No response_ ### Expected behavior _No response_ ### Additional context _No response_ -- 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]
