Is your feature request related to a problem? Please describe.
Most of existing UDFs can be safely replaced by built-in functions with doGenCode support.

Describe the solution you would like
No UDFs

Component

• Scala Core Internal
• Scala API
• Spark Connect Plugin
• Infrastructure
• PySpark Classic
• PySpark Connect

Additional context

Are you planning on creating a PR?

• I'm willing to make a pull-request