| ERROR | Materialized view with grouping sets contains duplicates |
| CAUSE | Materialized view with grouping sets contains duplicates and no rewrite is supported for it. For example, GROUP BY GROUPING SET ((a), (a)) is not supported for rewrite. |
| ACTION | None |
| ERROR | Materialized view with grouping sets contains duplicates |
| CAUSE | Materialized view with grouping sets contains duplicates and no rewrite is supported for it. For example, GROUP BY GROUPING SET ((a), (a)) is not supported for rewrite. |
| ACTION | None |