Installing Hive on MR3
In order to install Hive on MR3, clone the git repository of MR3.
git clone https://github.com/mr3project/mr3.git
cd mr3/
The MR3 git repository contains scripts and preset configuration files
for running Hive on MR3, but it does not contain binary files.
In order to download binary files,
execute install.sh with the address of an MR3 release.
The script copies jar files of Hive on MR3 and creates symbolic links.
Download Hive on MR3.
./install.sh https://github.com/mr3project/mr3/releases/download/v2.0/hive4-mr3-2.0.tar.gz
That's it!
Hive on MR3 2.0 (hive4-mr3-2.0.tar.gz) is currently in preview and has not been officially released.
For running Hive on MR3 on Hadoop, it suffices to install Hive on MR3 only on the master node (where HiveServer2 is executed).
For running Hive on MR3 on Kubernetes, it is not necessary to download binary files.
Hive on MR3 requires Java 17 or later (up to Java 22). Install Java 17 on your system, except when running Hive on MR3 on Kubernetes.
The MR3 release has a worker capacity limit of 512GB. For example, the user can create up to 8 workers, each with 64GB of memory.
For larger deployments, a commercial license is available. See Pricing & FAQ for more information.