| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPData Transfer |
| 1 | KCD_MKAZ | External Data Transfer: Display of Can/Must Control | 3 | MKKENN | External data transfer: mandatory/optional flag | nvarchar | 1 | 0 | | |
| TOPTransaction Data Pool |
| 2 | JBDMKAZ | Display of Required/Optional Control | 3 | MKKENN | Required/Optional indicator | nvarchar | 1 | 0 | | |
| 3 | JBDMKST | Definition of Required/Optional Control | 5 | MKKENN | Required/Optional indicator | nvarchar | 1 | 0 | | |
| 4 | JBDMKVN | Neutral Required/Optional Control | 6 | MKKENN | Required/Optional indicator | nvarchar | 1 | 0 | | |
