Setting up Cloudera ODBC driver on Windows 10

I have seen lots of CDH users now have trouble setting up Hive/Impala ODBC drivers on Windows 10 machine to connect to remote Kerberized cluster recently. Connection keeps getting Kerberos related error messages. Like below: [Cloudera][Hardy] (34) Error from server: SASL(-1): generic failure: GSSAPI Error: Unspecified GSS failure. Minor code …

Unable to Import Data as Parquet into Encrypted HDFS Zone

Recently I have discovered an issue in Sqoop that when it is importing data into Hive table, whose location is in an encrypted HDFS zone, the Sqoop command will fail with the following errors: Command: sqoop import –connect <postgres_url> –username <username> –password <password> \ –table sourceTable –split-by id –hive-import –hive-database …

Hive Query Failed with Token Renewer Error | Hive on Spark

If you run Hive on Spark on some CDH versions, you might run into issues when Hive is trying to renew HDFS delegation tokens. See below error message (that you can find from HiveServer2 server logs): 2017-06-27 17:04:08,836 INFO org.apache.hive.spark.client.SparkClientImpl: [stderr-redir-1]: 17/06/27 17:04:08 WARN security.UserGroupInformation: PriviledgedActionException as:testuser (auth:PROXY) via hive/example.hadoop.com@REALM.COM …