Connecting to Hive Metastore

The connection requirements Hive Metastore clients use to connect to Hive Metastore is based on the Hive Metastore authenication method:

Authentication Method Connection Requirements
MapR-SASL

Client nodes require the following:

  • They are configured to use MapR-SASL when authenticating with Hive Metastore.
  • A valid Data Fabric ticket.
Kerberos

Client nodes require the following:

  • They are configured to use Kerberos when authenticating with Hive Metastore.
  • A valid Kerberos ticket.
No Authentication If the cluster is not secure, client nodes do not require any Data Fabric tickets.

Connecting to HMS is provided by the thrift service. You can configure it in hive-site.xml with hive.metastore.uris property:

<property>
  <name>hive.metastore.uris</name>
  <value>thrift://<n.n.n.n<:9083</value>
  <description>IP address (or fully-qualified domain name) and port of the metastore host</description>
</property>