PRISM Version Database Server / Version 
As of Version 7.2 SP4Oracle 12c /12.1.0.1
As of Version 7.3 SP3Oracle 12c/ 12.1.0.2
As of Version 7.4 Rev 1Oracle 12c/12.1.0.2 or 12.2.0.1 (Standard Edition 2 or Enterprise)