| Column | MySQL Type | Oracle Type | Nullable | Description | 
|---|---|---|---|---|
| BioSourceWID | BIGINT | NUMBER | No | Links to the BioSource associated with this object. | 
         
| BioSubtypeWID | BIGINT | NUMBER | No | Links to the BioSubtype associated with this object. | 
         
| Name | Columns | 
|---|---|
| BB_BSWID_BSTWID | BioSourceWID, BioSubtypeWID | 
| BB_BSTWID_BSWID | BioSubtypeWID, BioSourceWID |