To create a PDM with support for features specific to the Interbase  DBMS family, select the appropriate version  in the DBMS field of the New Model dialog. To view these extensions to the PowerDesigner metamodel in the Resource Editor, select  and expand the Profile node. 
The following sections list the extensions provided for Interbase.
 
Indexes 
            
            The following extensions 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 extensions 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 
                             |