This guide contains a section for each open source project that MapR supports. You can learn how to install, configure, use, and integrate each project within the context of a MapR cluster.
Complete the following steps to upgrade Hive with manual steps. If you installed Hive with the MapR Installer, use the latest version of the MapR Installer to perform the upgrade.
The metadata for Hive tables and partitions are stored in the Hive Metastore. By default, the Hive Metastore stores all Hive metadata in an embedded Apache Derby database in MapR-FS. Derby only allows one connection at a time; if you want multiple concurrent Hive sessions, you can use MySQL for the Hive Metastore.
You can configure the following features for Hive security: