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Big Data SQL and Kerberos Frequently Asked Questions (FAQ) (Doc ID 2083960.1)

Last updated on NOVEMBER 12, 2019

Applies to:

Oracle Big Data SQL - Version 2.0 and later
Linux x86-64


 This document provides an FAQ on how Oracle Big Data SQL (BDS) and Kerberos work together.

Questions and Answers

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In this Document
Questions and Answers
 Do Oracle Big Data SQL queries run on the Hadoop cluster as the owner of the Oracle Database process?
 What about a ticket for each BDS server process running on the BDA?
 Where is the documentation on how to enable BDA access to a Kerberized Cluster?
 Is it ok to run a cron job to run 'kinit' on the BDA?
 When there is no ticket for BDS on the BDA will queries automatically be transferred to quarantine?
 Does BDS on the BDA read any data from HDFS if the service does not have a ticket?
 How are Kerberos tickets used on Exadata?
 What about the case of connecting via Beeline?
 If Big Data SQL queries fail with any kind of "No valid credentials provided" error, even if Kerberos tickets seem valid, is there a way to check the Kerberos Environment Variables?
 Where is the documentation on how to secure Big Data SQL with a Kerberized Cluster?
 Are there any related MOS notes to check for additional information?

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