+1 > and specifically may allow us to finally move off of the ancient version of Guava (?)
I think the Guava issue comes from Hive 2.3 dependency, not Hadoop. On Wed, Oct 5, 2022 at 1:55 PM Xinrong Meng <xinrong.apa...@gmail.com> wrote: > +1. > > On Wed, Oct 5, 2022 at 1:53 PM Xiao Li <lix...@databricks.com.invalid> > wrote: > >> +1. >> >> Xiao >> >> On Wed, Oct 5, 2022 at 12:49 PM Sean Owen <sro...@gmail.com> wrote: >> >>> I'm OK with this. It simplifies maintenance a bit, and specifically may >>> allow us to finally move off of the ancient version of Guava (?) >>> >>> On Mon, Oct 3, 2022 at 10:16 PM Dongjoon Hyun <dongjoon.h...@gmail.com> >>> wrote: >>> >>>> Hi, All. >>>> >>>> I'm wondering if the following Apache Spark Hadoop2 Binary Distribution >>>> is still used by someone in the community or not. If it's not used or >>>> not useful, >>>> we may remove it from Apache Spark 3.4.0 release. >>>> >>>> >>>> https://downloads.apache.org/spark/spark-3.3.0/spark-3.3.0-bin-hadoop2.tgz >>>> >>>> Here is the background of this question. >>>> Since Apache Spark 2.2.0 (SPARK-19493, SPARK-19550), the Apache >>>> Spark community has been building and releasing with Java 8 only. >>>> I believe that the user applications also use Java8+ in these days. >>>> Recently, I received the following message from the Hadoop PMC. >>>> >>>> > "if you really want to claim hadoop 2.x compatibility, then you >>>> have to >>>> > be building against java 7". Otherwise a lot of people with hadoop >>>> 2.x >>>> > clusters won't be able to run your code. If your projects are java8+ >>>> > only, then they are implicitly hadoop 3.1+, no matter what you use >>>> > in your build. Hence: no need for branch-2 branches except >>>> > to complicate your build/test/release processes [1] >>>> >>>> If Hadoop2 binary distribution is no longer used as of today, >>>> or incomplete somewhere due to Java 8 building, the following three >>>> existing alternative Hadoop 3 binary distributions could be >>>> the better official solution for old Hadoop 2 clusters. >>>> >>>> 1) Scala 2.12 and without-hadoop distribution >>>> 2) Scala 2.12 and Hadoop 3 distribution >>>> 3) Scala 2.13 and Hadoop 3 distribution >>>> >>>> In short, is there anyone who is using Apache Spark 3.3.0 Hadoop2 >>>> Binary distribution? >>>> >>>> Dongjoon >>>> >>>> [1] >>>> https://issues.apache.org/jira/browse/ORC-1251?focusedCommentId=17608247&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-17608247 >>>> >>> >> >> -- >> >>
