API to manage a multi-part upload that has been initiated.
| Resource | Description |
| PUT /{object_name}?uploadId={upload_id}&partNumber={partNumber} | Uploads a part in a multi-part upload |
| POST /{object_name}?uploadId={upload_id} | Completes a multi-part upload |
| DELETE /{object_name}?uploadId={upload_id} | Aborts a multi-part upload |
| GET /{object_name}?uploadId={upload_id} | Lists parts of a multi-part upload |