| Input Parameters | Significance |
| char *tab_nam | name of the table |
| Output Parameters | Significance |
| char *tab_typ |
type of the table: E = entity table R = relation table T = type table |
| DtvLong *ent_idn | ident number of the table entity or table.-relation |
| Return Code | Significance |
| 0 | no error |
| 1 | table not registered in data dictionary |
| -1 | data base error reading the table data |
In the calling function have to be allocated 14 bytes storage place.