How to fix the Oracle error ORA-02313: object type contains non-queryable type string attribute?

In this post, you’ll learn more about the Oracle ErrorORA-02313: object type contains non-queryable type string attribute with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02313: object type contains non-queryable type string attribute

Reason for the Error ORA-02313: object type contains non-queryable type string attribute

The specified object type contains a nested attribute whose type is non-queryable.

How to fix the Error ORA-02313: object type contains non-queryable type string attribute ?

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

Use an object type with queryable attribute types.