| ERROR | REFRESH FAST cannot be used for materialized view string.string |
| CAUSE | The materialized view log does not exist or cannot be used. PCT refresh is also not enabled on the materialized view |
| ACTION | Use just REFRESH, which will reinstantiate the entire table. If a materialized view log exists and the form of the materialized view allows the use of a materialized view log or PCT refresh is possible after a given set of changes, REFRESH FAST will be available starting the next time the materialized view is refreshed. |