Frequently Asked Questions for Oracle NoSQL Database on Oracle Big Data Appliance
(Doc ID 1589112.1)
Last updated on OCTOBER 13, 2019
Applies to:Oracle NoSQL Database - Version 220.127.116.11.123 and later
To provide answers to frequently asked questions for Oracle NOSQL Database on Oracle Big Data Appliance.
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In this Document
|Questions and Answers|
|On a BDA or cluster supporting Oracle NoSQL DB, if a new node (or an expansion) is added to the cluster, does Oracle NoSQL DB rebalance the data across the whole nodes?|
|During a BDA V2.2.0 Oracle NoSQL DB Mammoth software install, "ERROR: An Appliance of name [cluster name] has already been installed", is raised. How can it be resolved?|
|Running bdacheckcluster on Oracle BDA V2.0.1 reports, "ERROR: Oracle NoSQL Database verification failed" . How can this be resolved?|
|Connecting to an Oracle NoSQL DB raises, "java.net.ConnectException: Connection refused". How can that be resolved?|
|A "Mismatch between metadata in admin service" verification failure is reported by the CLI runadmin verify command. What is the cause and how can it be resolved?|
|How can the exception "java.rmi.ConnectIOException: non-JRMP server at remote endpoint" be resolved?|
|Where do the RNs (replication nodes) run?|
|What is the recommendation, one Data Center with more nodes or multiple Data Centers with fewer nodes.|
|Is NoSQL DB CE supported with Big Data Spatial and Graph?|
|Where is more information on what is supported with NoSQL DB EE vs NoSQL DB CD found?|
|When upgrading NoSQL DB on the BDA are there any prerequisites to consider like when upgrading a CDH cluster?|