You can use the following variables:
| 
                             Variable  | 
                        
                             Comment  | 
                    
|---|---|
| 
                             %COLUMNSCOLNLIST%  | 
                        
                             List of columns of Key. Ex: "A, B, C"  | 
                    
| 
                             %ISPKEY%  | 
                        
                             TRUE when Key is Primary key of Table  | 
                    
| 
                             %PKEY%  | 
                        
                             Constraint name of primary key  | 
                    
| 
                             %AKEY%  | 
                        
                             Constraint name of alternate key  | 
                    
| 
                             %KEY%  | 
                        
                             Constraint name of the key  | 
                    
| 
                             %ISMULTICOLN%  | 
                        
                             True if the key has more than one column  | 
                    
| 
                             %CLUSTER%  | 
                        
                             Cluster keyword  |