Looking forward to Proposal 3! Getting lzo out of the core tests would help solve most of my random test data loading issues.
On Mon, Mar 16, 2020 at 1:07 PM Joe McDonnell <joemcdonn...@cloudera.com> wrote: > Now that Impala 3.4 is branched and master is Impala 4.0, we need to decide > what breaking changes will happen in Impala 4.0. I have provided a series > of proposals below. I welcome feedback on them. Other proposals are also > welcome. > > Thanks, > Joe > > Proposal 0: Hadoop component versions > > Switch to CDP versions of components by default. This means that Impala > will use Hive 3+ (which is already essentially Hive 4 and may change names > to being Hive 4). > Remove support for CDH versions of components. > This was already discussed in the original thread for Impala 4, so this is > not new. > > Proposal 1: OS support > > Drop support for Centos 6, Ubuntu 14, and Debian (all versions) > Retain support for Ubuntu 16, Ubuntu 18, Centos 7, and SLES 12 > Centos 7 development will be focused on newer Centos 7 versions such as 7.6 > and 7.7. > Add support for Centos 8 > Move main development from Ubuntu 16 to Ubuntu 18 over time. > > Proposal 2: Python support > > Drop support for Python 2.6 > Add support for Python 3 over time. > > Proposal 3: Impala-lzo > > Drop support for Impala-lzo/hadoop-lzo > > Proposal 4: Clients > > Deprecate beeswax protocol. This means that it can be removed in the next > major version number, but it would not be removed in Impala 4. Current > users of beeswax would need to start migrating to HS2. > > Proposal 5: Sentry > > Drop support for Sentry in favor of Ranger. > > Proposal 6: Metadata > > Metadata V2 will become the default. Metadata V1 will be deprecated. > > Thanks, > Joe >
