ORA Error Codes

Child JOIN KEY columns not in same relation as child level

A JOIN KEY clause is required

ATTRIBUTE cannot determine column in a different relation

Expression not supported for query rewrite

Query rewrite not allowed on SYS relations

Materialized view container does not exist

The specified refresh method is not supported in this context

This PL/SQL function cannot be supported for query rewrite

Summary and materialized view are not in same schema

Query rewrite is not supported on SYS materialized views