How to fix the Oracle error QSM-02027: group by ROLLUP?
In this post, you’ll learn more about the Oracle ErrorQSM-02027: group by ROLLUP with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
QSM-02027: group by ROLLUP
Reason for the Error QSM-02027: group by ROLLUP
The capability in question is not supported when the materialized view uses the ROLLUP operator in the GROUP BY clause.
How to fix the Error QSM-02027: group by ROLLUP ?
You can fix this error in Oracle by following the below steps
Re-phrase the query to avoid use of the ROLLUP operator.
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