| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPContract Billing |
| 1 | DBERCHZ | Individual Line Items | 160 | REFBILLDOCNO | Reference Document Number | nvarchar | 12 | 0 | | |
| 2 | DBERCHZ4 | Individual line items (rarely used fields) | 27 | REFBILLDOCNO | Reference Document Number | nvarchar | 12 | 0 | | |
| 3 | DBERCHZ8 | Document line items (rarely used fields, unimportant) | 27 | REFBILLDOCNO | Reference Document Number | nvarchar | 12 | 0 | | |
| TOPInvoicing |
| 4 | DBERDZ | DB Table: Individ. Lines - Print Document | 186 | REFBILLDOCNO | Reference Document Number | nvarchar | 12 | 0 | | |
