| ERROR | cannot create constraints on attributes of this column |
| CAUSE | An attempt was made to create a constraint on an attribute of an object type column. |
| ACTION | Remove the constraint or change the object type. |
| ERROR | cannot create constraints on attributes of this column |
| CAUSE | An attempt was made to create a constraint on an attribute of an object type column. |
| ACTION | Remove the constraint or change the object type. |