My major concern is how it will affect end-users if Spark 2.4 is built with Scala versions prior to 2.12.7. Generally I'm hesitating to upgrade Scala version when we are very close to a release, and Scala 2.12 build of Spark 2.4 is beta anyway.
On Sat, Sep 29, 2018 at 6:46 AM Sean Owen <sro...@apache.org> wrote: > I'm forking the discussion about Scala 2.12.7 from the 2.4.0 RC vote > thread. > > 2.12.7 was released yesterday, and, is even labeled as fixing Spark > 2.4 compatibility! https://www.scala-lang.org/news/2.12.7 We should > look into it, yes. > > Darcy identified, and they fixed, this issue: > https://github.com/scala/scala/pull/7156 while finishing the work for > Scala 2.12. > > However we already worked around this in Spark, no? at > > https://github.com/apache/spark/commit/f29c2b5287563c0d6f55f936bd5a75707d7b2b1f > > So we should go ahead and update to use 2.12.7, yes, and undo this > workaround? > But this doesn't necessarily block a 2.4.0 release, if it's already > worked around. > > --------------------------------------------------------------------- > To unsubscribe e-mail: dev-unsubscr...@spark.apache.org > >
