How to fix the Oracle error QSM-01013: nested aggregates or CONNECT BY/START WITH clause present?

In this post, you’ll learn more about the Oracle ErrorQSM-01013: nested aggregates or CONNECT BY/START WITH clause present with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-01013: nested aggregates or CONNECT BY/START WITH clause present

Reason for the Error QSM-01013: nested aggregates or CONNECT BY/START WITH clause present

If the query contains nested aggregates, CONNECT BY clause, or START WITH clause, query rewrite will not take place

How to fix the Error QSM-01013: nested aggregates or CONNECT BY/START WITH clause present ?

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

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