The highlights of this release are:

• Significant performance improvements when importing or refreshing PowerCenter metadata in Data Validation Option (DVO). In some internal tests, the performance was upto 10x times more.
  
• Naming conventions consistent with PowerCenter. DVO no longer has case sensitivity when importing PowerCenter repository connections.
  
• PAM has been improved with PWX ODBC certification with the following:
  
  • Db2 z/OS
    
  • DB2 AS/400
    
  • MF flat files
    
  • IMS
    
  • Adabas
    
• Added ability to send confirmation and failure email after DVO mapping runs.
  
• Improved auto-generation of value tests
  

Informatica PowerCenter Data Validation Option Version 9.1.2.0 Release Notes