The following extended attributes are defined by default in the Interbase DBMS.
        Indexes 
            
            The following extended attributes are available on the Interbase tab:
            
                    
                    
                    
                        
                            | 
                                 Name 
                             | 
                            
                                 Description 
                             | 
                        
                    
                    
                        
                            | 
                                 Row sort 
                             | 
                            
                                 Defines that the default value of the index (ascending or descending) is defined on the index and not on the column. 
                                Scripting name: ExtAscDesc 
                             | 
                        
                    
                
 
         
        Sequences 
            
            The following extended attributes are available on the Interbase tab:
            
                    
                    
                    
                        
                            | 
                                 Name 
                             | 
                            
                                 Description 
                             | 
                        
                    
                    
                        
                            | 
                                 First value 
                             | 
                            
                                 Specifies the sequence first value for Interbase generator. 
                                Scripting name: ExtStartWith 
                             | 
                        
                        
                            | 
                                 Increment value 
                             | 
                            
                                 Specifies the sequence increment value for Interbase generator. 
                                Scripting name: ExtIncrement 
                             |