How to fix the Oracle error ORA-30732: table contains no user-visible columns?

In this post, you’ll learn more about the Oracle ErrorORA-30732: table contains no user-visible columns with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30732: table contains no user-visible columns

Reason for the Error ORA-30732: table contains no user-visible columns

An attempt was made to query on a system table which has no user-visible columns.

How to fix the Error ORA-30732: table contains no user-visible columns ?

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

Do not query on a system table that has no user-visible columns.