PowerDesigner can use variables in the generation and reverse-engineering of references.
| 
                             Variable  | 
                        
                             Comment  | 
                    
|---|---|
| 
                             %REFR%  | 
                        
                             Generated code of Reference  | 
                    
| 
                             %PARENT%  | 
                        
                             Generated code of Parent table  | 
                    
| 
                             %PNAME%  | 
                        
                             Name of Parent table  | 
                    
| 
                             %PCODE%  | 
                        
                             Code of Parent table  | 
                    
| 
                             %PQUALIFIER%  | 
                        
                             Qualifier of Parent table. See also QUALIFIER.  | 
                    
| 
                             %CHILD%  | 
                        
                             Generated code of Child table  | 
                    
| 
                             %CNAME%  | 
                        
                             Name of Child table  | 
                    
| 
                             %CCODE%  | 
                        
                             Code of Child table  | 
                    
| 
                             %CQUALIFIER%  | 
                        
                             Qualifier of Child table. See also QUALIFIER.  | 
                    
| 
                             %REFRNAME%  | 
                        
                             Reference name  | 
                    
| 
                             %REFRCODE%  | 
                        
                             Reference code  | 
                    
| 
                             %FKCONSTRAINT%  | 
                        
                             Foreign key (reference) constraint name  | 
                    
| 
                             %PKCONSTRAINT%  | 
                        
                             Constraint name of Primary key used to reference object  | 
                    
| 
                             %CKEYCOLUMNS%  | 
                        
                             List of parent key columns. Ex: C1, C2, C3  | 
                    
| 
                             %FKEYCOLUMNS%  | 
                        
                             List of child foreign key columns. Ex: C1, C2, C3  | 
                    
| 
                             %UPDCONST%  | 
                        
                             Contains Update declarative constraint keywords "restrict", "cascade", "set null" or "set default"  | 
                    
| 
                             %DELCONST%  | 
                        
                             Contains Delete declarative constraint keywords "restrict", "cascade", "set null" or "set default"  | 
                    
| 
                             %MINCARD%  | 
                        
                             Minimum cardinality  | 
                    
| 
                             %MAXCARD%  | 
                        
                             Maximum cardinality  | 
                    
| 
                             %POWNER%  | 
                        
                             Parent table owner name  | 
                    
| 
                             %COWNER%  | 
                        
                             Child table owner name  | 
                    
| 
                             %CHCKONCMMT%  | 
                        
                             TRUE when check on commit is selected on Reference (ASA 6.0 specific)  | 
                    
| 
                             %REFRNO%  | 
                        
                             Reference number in child table collection of references  | 
                    
| 
                             %JOINS%  | 
                        
                             References joins.  |