| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPBasic Functions |
| 1 | A331 | Preference Duty Rate: Import Ctry/Code/Orig.Ctry/Preference | 7 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 2 | EIEI | Foreign Trade: Export/Import Communication Data | 12 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 3 | EIKP | Foreign Trade: Export/Import Header Data | 31 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 4 | EIPO | Foreign Trade: Export/Import: Item Data | 34 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 5 | T609P | Foreign Trade: Communication: Control Printing of FT Docs | 13 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 6 | T610PA | Foreign Trade: Preference Type | 3 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
| 7 | T610PAT | Foreign Trade: Preference Type - Description | 4 | PREFA | Preference: Preference type for foreign trade | nvarchar | 10 | 0 | | |
