How to fix the Oracle error QSM-01016: Query rewrite does not support, aggregate, string?

In this post, you’ll learn more about the Oracle ErrorQSM-01016: Query rewrite does not support, aggregate, string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-01016: Query rewrite does not support, aggregate, string

Reason for the Error QSM-01016: Query rewrite does not support, aggregate, string

No query rewrite, if the query contains any DISTINCT aggregates other than COUNT, MIN or MAX.

How to fix the Error QSM-01016: Query rewrite does not support, aggregate, string ?

You can fix this error in Oracle by following the below steps

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