Sunday, July 3, 2016

High Availability for Hiveserver2 Using Ambari web and some important configurations to check.(DYNAMIC SERVICE DISCOVERY)



 

Hint:  Hiveserver2 ha when added on a different node it registers with zookeeper quorum to enable Dynamic Service Discovery . So when connection to hive from beeline client from a edge node just a 

beeline> ! connect jdbc:hive2://<zookeeper_ensemble>;serviceDiscoveryMode=zooKeeper; zooKeeperNamespace=<hiveserver2_namespace

cli>beeline -u jdbc:hive2://<zookeeper_ensemble>;serviceDiscoveryMode=zooKeeper; zooKeeperNamespace=<hiveserver2_namespace




































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