How to fix the Oracle error ORA-29851: cannot build a domain index on more than one column?

In this post, you’ll learn more about the Oracle ErrorORA-29851: cannot build a domain index on more than one column with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-29851: cannot build a domain index on more than one column

Reason for the Error ORA-29851: cannot build a domain index on more than one column

User attempted to build a domain index on more than one column.

How to fix the Error ORA-29851: cannot build a domain index on more than one column ?

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

Build the domain index only on a single column.