ORA-19030
XML method cannot be invoked on non-schema-based XML documents.
Cause
The method can be invoked on schema-based XMLType objects only.
Action
Do not invoke the method for non-schema-based XMLType objects.
ORA-19030
Method invalid for non-schema based XML Documents.
Cause
The method can be invoked on only schema based xmltype objects.
Action
Don't invoke the method for non schema based xmltype objects.
ORA-19030
Method invalid for non-schema based XML Documents.
Cause
The method can be invoked on only schema based xmltype objects.
Action
Don't invoke the method for non schema based xmltype objects.
