Why does JBoss ON 3.2 and above need two databases?

Solution Verified - Updated -

Issue

  • Why does JBoss ON 3.2 need two databases?
  • Why do we need two databases in JBoss ON 3.2?
  • What content is stored in the Oracle DB and what in the Cassandra NoSQL DB?
  • Does JBoss ON 3.3 require both relational and NoSQL databases?

Environment

  • Red Hat JBoss Operations Network (JON) 3.2, 3.3
  • JBoss ON is updated from 3.1.2 to 3.2.0 or above

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