How to fix the Oracle error ORA-12725: unmatched parentheses in regular expression?

In this post, you’ll learn more about the Oracle ErrorORA-12725: unmatched parentheses in regular expression with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12725: unmatched parentheses in regular expression

Reason for the Error ORA-12725: unmatched parentheses in regular expression

The regular expression did not have balanced parentheses.

How to fix the Error ORA-12725: unmatched parentheses in regular expression ?

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

Ensure the parentheses are correctly balanced.