How to fix the Oracle error ORA-30008: CONNECT BY clause must reference a PRIOR?

In this post, you’ll learn more about the Oracle ErrorORA-30008: CONNECT BY clause must reference a PRIOR with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30008: CONNECT BY clause must reference a PRIOR

Reason for the Error ORA-30008: CONNECT BY clause must reference a PRIOR

A CONNECT BY clause did not include a predicate referencing a PRIOR so there was no condition connecting a parent row to its child row.

How to fix the Error ORA-30008: CONNECT BY clause must reference a PRIOR ?

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

Add a reference to a PRIOR in the CONNECT BY clause.