What’s New > Windchill > 12.0.1.0 > Deployment and Configuration > Support Changes: Database Support
  
Support Changes: Database Support
Product: Windchill
Release: 12.0.1.0
Summary
Database support with Windchill has been updated to align with current release levels and functionality.
Additional Details
Oracle 12C R2 database is not supported with Windchill.
For more information, see the Windchill 12.0.1.0 Software Matrices on PTC.com.