| Column | MySQL Type | Oracle Type | Nullable | Description | 
|---|---|---|---|---|
| WID | BIGINT | NUMBER | No | Warehouse identifier for this entity | 
         
| DataSetWID | BIGINT | NUMBER | No | Reference to the data set from which the entity came from | 
         
| Value | VARCHAR | VARCHAR2(255) | Yes | MAGE attribute Datum.value Value for the BioAssay, DesignElement and QuantitationType specified by the parent tuple elements.  | 
         
| Table | Column | 
|---|---|
| QuantitationTypeTuple | QuantitationTypeTuple_Datum | 
| Name | Columns | 
|---|---|
| Datum1 | DataSetWID | 
| Datum2 | Value |