Hi All, I would strongly advocate keeping support for JDK8. Between JDK11 and JDK17, Depending on the amount of effort on the upgrade I'm inclined towards JDK17 (JDK21 LTS will be released in Sep 2023).
Thanks, Sai. On Wed, May 31, 2023 at 5:39 AM László Bodor <bodorlaszlo0...@gmail.com> wrote: > *Hi!* > > > *Should we support both JDK-11 & JDK-8?* > IMO absolutely yes, let's not break up with JDK-8: according to its > lifecycle, it's going to stay with us for a long time. > > I believe > a) we should be able to compile on JDK8, JDK11, and JDK17 (github actions > can cover this conveniently in precommit time, like tez > <https://github.com/apache/tez/blob/master/.github/workflows/build.yml>) > b) the release artifacts should be compatible with JDK8 as long as it is > with us. > > Regards, > Laszlo Bodor > > > Butao Zhang <butaozha...@163.com> ezt írta (időpont: 2023. máj. 31., Sze, > 14:33): > > > Thanks Ayush for driving this! Good to know that Hive is getting ready > for > > newer JDK. > > From my opinon, if we have more community energy to put into it, we can > > support both JDK-11 and JDK-17 like Spark[1]. If we have to make a > choice > > between a JDK-11 and JDK-17, i would like to choose the relatively new > > version JDK-17, meanwhile, we should maintain compatibility with jdk8, as > > JDK-8 is still widely used in most big data platforms. > > > > > > Thanks, > > Butao Zhang > > > > > > [1]https://issues.apache.org/jira/browse/SPARK-33772 > > ---- Replied Message ---- > > | From | Ayush Saxena<ayush...@gmail.com> | > > | Date | 5/31/2023 18:39 | > > | To | dev<dev@hive.apache.org> | > > | Subject | Move to JDK-11 | > > Hi Everyone, > > Want to pull in the attention of folks towards moving to JDK-11 compile > > time support in Hive. There was a ticket in the past [1] which talks > about > > it and If I could decode it right, it was blocked because the Hadoop > > version used by Hive didn't had JDK-11 runtime support, But with [2] in > we > > have upgraded the Hadoop version, so that problem is sorted out. I > couldn't > > even see any unresolved tickets in the blocked state either. > > > > I quickly tried* a mvn clean install -DskipTests -Piceberg -Pitests > > -Dmaven.javadoc.skip=true > > > > And no surprises it failed with some weird exceptions towards the end. > But > > I think that should be solvable. > > > > So, Questions? > > > > - What do folks think about this? Should we put in some effort towards > > JDK-11 > > - Should we support both JDK-11 & JDK-8? > > - Ditch JDK-11 and directly shoot for JDK-17? > > > > Let me know your thoughts, In case anyone has some experience in this > area > > and have tried something in the context, feel free to share or may be if > > someone has any potential action plan or so > > > > -Ayush > > > > [1] https://issues.apache.org/jira/browse/HIVE-22415 > > [2] https://issues.apache.org/jira/browse/HIVE-24484 > > > > * changed the maven.compiler.source & maven.compiler.target to 11 > > >
