### Search before asking - [x] I searched in the [issues](https://github.com/apache/fluss/issues) and found nothing similar. ### Motivation to support map type ### Solution _No response_ ### Anything else? _No response_ ### Willingness to contribute - [x] I'm willing to submit a PR!
Search before asking
Motivation
to support map type
Solution
No response
Anything else?
No response
Willingness to contribute