code: @Override
      protected void introspectWrapperSpecificInfo(com.ibm.ws.rsadapter.FFDCLogger info) {
          super.introspectWrapperSpecificInfo(info);
  
          info.append("key:", key);
          info.append("sql:", sql); 
      }
docs: Collects FFDC information specific to this JDBC wrapper. Formats this information to
  the provided FFDC logger. This method is used by introspectAll to collect any wrapper
  specific information.
  
  @param info FFDCLogger on which to record the FFDC information.