DVO 9.1.4 includes the followings:

• Updated UI navigation
  
• New Connectivity – Salesforce.com, SAS, and Netezza
  
• New Connectivity - SAP (transparent tables), DB2 z/OS PowerExchange support
  
• Join View – GUI to create heterogeneous joins and use them in tests
  
• Support for Percentage thresholds in tests
  
• Authenticate users against PowerCenter domain
  
• Compare Folders dialog enhancement
  

PowerCenter Data Validation Option 9.1.4.0 Release Notes