The USURDCBE table is used for advanced features of the linked field lists and is populated during the Defined Combined Fields phase:
| Column | Type | Length | Decimal | Domain | 
|---|---|---|---|---|
| MCRECID | BINARY | 4 | 0 | machine/company ID | 
| FILRECID | BINARY | 9 | 0 | file ID | 
| CODCBZ | BINARY | 9 | 0 | conditional fields group | 
| PRGCBZ | BINARY | 9 | 0 | progressive fields group | 
| FLDRECID | CHARACTER | 1 | 0 | field ID | 
| EXTTYPE | BINARY | 9 | 0 | extended value type | 
| EXTPRG | BINARY | 9 | 0 | extended value progressive | 
| EXTPOS | BINARY | 9 | 0 | position for substring | 
| EXTLEN | CHARACTER | 100 | 0 | length for substring | 
| EXTVAL | CHARACTER | 1 | 0 | prefix and suffix value | 
| EXTHEX | CHARACTER | 8 | 0 | hexadecimal value | 
| EXTROUTINE | BINARY | 9 | 0 | routine name |