HCatalog Connector Requirements

Before you can use the HCatalog Connector, both your Vertica and Hadoop installations must meet the following requirements.

Vertica Requirements

All of the nodes in your cluster must have a Java Virtual Machine (JVM) installed. You must use the same Java version that the Hadoop cluster uses. See Installing the Java Runtime on Your Vertica Cluster.

You must also add certain libraries distributed with Hadoop and Hive to your Vertica installation directory. See Configuring Vertica for HCatalog.

Hadoop Requirements

Your Hadoop cluster must meet several requirements to operate correctly with the Vertica Connector for HCatalog: