| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| TOPF4 Help |
| 1 | DD90L | Header Information for External Index | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 2 | DD90T | R/3-DD: Text for External Index | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 3 | DD91S | DocID Key Definition of External Index | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 4 | DD92S | Mapping of R/3 Data on External Index | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 5 | DD93S | Attributes of an External Index | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 6 | DD94S | Languages of an Index Category | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
| 7 | DD96S | Synchronization Tables | 1 | EXIXNAME | Logical name of an external index | nvarchar | 30 | 0 | | |
