+1 for removing it. This also reduces our dependence on HMS and simplifies future works like Apache Hive 4.x support (IMPALA-13647).
Thanks, Quanlong On Thu, Sep 3, 2026 at 8:00 AM Fang-Yu Rao <[email protected]> wrote: > Hi all, > > The Hive Metastore server was originally added to the catalog server by > Vihang Karajgaonkar in IMPALA-10613 > <https://issues.apache.org/jira/browse/IMPALA-10613> (Expose table and > partition metadata over HMS API), followed by a few improvements. > > But recently, due to changes in the Hive Metastore, we had to fix some > tests (IMPALA-15110 <https://issues.apache.org/jira/browse/IMPALA-15110>) > in this area. Soon after that, we also had to fix the code to resolve a > compilation error (IMPALA-15233 > <https://issues.apache.org/jira/browse/IMPALA-15233>). > > Since the HMS server is not actively used, I propose removing it from > Impala's catalog server. Are there any objections to removing the HMS > server from the Catalog server? > > Best regards, > Fang-Yu Rao >
