The INDEXFILE option maps the name of the index file (for those indexed file formats that have a separate index file). This name can include
                  full path information.
            
            
            
            
               Parameters:
               
               
               
                  
                  
                  - 
                     name
                     
                  
- The name of the index file.
 
            
            
               Properties:
               
               
               
                  
                  
                     
                        
                        
                        
                        
                           
                           
                              
                              | Default: | The name of the index file is derived from the name of the data file by adding the extension .idx (see also IDXNAMETYPE). |