How to fix the Oracle error ORA-30477: The input select_clause is incorrectly specified?

In this post, you’ll learn more about the Oracle ErrorORA-30477: The input select_clause is incorrectly specified with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30477: The input select_clause is incorrectly specified

Reason for the Error ORA-30477: The input select_clause is incorrectly specified

The input select-clause parameter to Estimate_Summary_Size is incorrectly specified and cannot be compiled.

How to fix the Error ORA-30477: The input select_clause is incorrectly specified ?

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

Check the syntax of the select-clause.