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Big Data SQL 3.2 Installation Frequently Asked Questions (FAQ) (Doc ID 2335109.1)

Last updated on JUNE 17, 2019

Applies to:

Oracle Big Data SQL - Version 3.2.0 and later
Linux x86-64

Purpose

This document contains Frequently Asked Questions (FAQ) for the Big Data SQL (BDS) 3.2 install process.

Questions and Answers

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In this Document
Purpose
Questions and Answers
 What are the minimum Hadoop cluster versions that BDS 3.2 supports?
 Is there a minimum cluster size required to enable BDS?
 Is there a separate BDS 3.2 installation for Cloudera Distribution for Hadoop (CDH) and HortonWorks (HDP)?
 Do you have to install BDS 3.2 on any particular node of the Hadoop cluster?
 Before installing BDS 3.2 is it necessary to remove edge nodes from the Hadoop cluster?
 What is the BDS 3.2 jaguar utility?
 On BDA V4.10 is the recommendation to use "bdacli" instead of the jaguar installation scripts?
 Does BDS 3.2 installation still require two phases?
 Does BDS require an Oracle Exadata database for the BDS installation?
 Does BDS 3.2 put any limit on the number of Hadoop clusters that can access the same Oracle database?
 Does BDS 3.2 put any limit on the number of Oracle databases that can access the same Hadoop cluster?
 Which network interface is used for the Hadoop cluster and the Oracle Database communication?
 What is Big Data SQL 3.2 Database Authentication?
 Is Database Authentication enabled by default?
 Is there any reason for disabling Database Authentication?
 What is an overview of how Database Authentication works?
 What does running the databaseack operation do?
 What about an example of how the tokens work to allow Oracle database access to a Hadoop cluster?
 Does Hadoop Secure Impersonation require Database Authentication?
 Does Hadoop Secure Impersonation require the creation and activation of a token/request key?
 After Oracle database install is it necessary to run the jaguar database acknowledge operation, databaseack?
 Is there a limit to how many times you can run the database acknowledge operation, databaseack?
 Why is token creation for BDS in a different process than the BDS install process?
 Can one databaseack command activate data from more than one Oracle database on the Hadoop clustser?
 Are Hadoop clusters required to run any particular set of services?
 Does BDS 3.2 require HBase to be installed on the Hadoop cluster?
 After installing BDS 3.2 on the Hadoop cluster and Oracle database, can the install directories be cleaned up?
 Is there a way to determine which BDS 3.2 Hadoop clusters are connecting to an Oracle database?
 How is an upgrade to Big Data SQL 3.2 accomplished from a previous version?
 After a non-BDA cluster upgrade what is the recommended way to handle BDS?
 What is the best way to determine the Big Data SQL version installed on the Oracle database?
 Are there any other options for finding the Big Data SQL version installed on the Oracle database?
 What is the best way to determine the Big Data SQL version installed on a CDH Hadoop cluster?
 Once installed, where can I find more information about Big Data SQL generally?
References

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