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 laterLinux x86-64
Purpose
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
| Purpose |
| 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? |
| References |