The ANURDSPN table is used for compressed file sampling and is populated during the File Sampling phase. The following table describes the columns in the ANURDSPN table:
| Column | Type | Length | Decimal | Domain | 
|---|---|---|---|---|
| DTCALC | CHARACTER | 8 | 0 | last recalculation date | 
| MCRECID | BINARY | 4 | 0 | machine/company ID | 
| FILRECID | BINARY | 9 | 0 | file ID | 
| FLDRECID | BINARY | 9 | 0 | field ID | 
| DETAILLVL | CHARACTER | 1 | 0 | detail level | 
| IMAGEPRG | BINARY | 4 | 0 | image number | 
| IMAGE | CHARACTER | 720 | 0 | image |