Scala 3 support approach

Hi all! I'd like to ask for an opinion and discuss the next thing: at this moment in general Spark could be built with Scala 2.11 and 2.12 (mostly), and close to the point to have support for Scala 2.13. On the other hand, Scala 3 is going into pre-release phase (with 3.0.0-M1 released at the begi

Scala 3 support approach

Hi all! I'd like to ask for an opinion and discuss the next thing: at this moment in general Spark could be built with Scala 2.11 and 2.12 (mostly), and close to the point to have support for Scala 2.13. On the other hand, Scala 3 is going into the pre-release phase (with 3.0.0-M1 released at the