PowerDesigner can use variables in the generation and reverse-engineering of objects during database synchronization.
| 
                             Variable  | 
                        
                             Comment  | 
                    
|---|---|
| 
                             %OLDOWNER%  | 
                        
                             Old owner name of Object. See also OWNER  | 
                    
| 
                             %NEWOWNER%  | 
                        
                             New owner name of Object. See also OWNER  | 
                    
| 
                             %OLDQUALIFIER%  | 
                        
                             Old qualifier of Object. See also QUALIFIER  | 
                    
| 
                             %NEWQUALIFIER%  | 
                        
                             New qualifier of Object. See also QUALIFIER  | 
                    
| 
                             %OLDTABL%  | 
                        
                             Old code of Table  | 
                    
| 
                             %NEWTABL%  | 
                        
                             New code of Table  | 
                    
| 
                             %OLDCOLN%  | 
                        
                             Old code of Column  | 
                    
| 
                             %NEWCOLN%  | 
                        
                             New code of Column  | 
                    
| 
                             %OLDNAME%  | 
                        
                             Old code of Sequence  | 
                    
| 
                             %NEWNAME%  | 
                        
                             New code of Sequence  |