| Error | ORA-12052 |
Description | cannot fast refresh materialized view string.string | Cause | Either ROWIDs of certain tables were missing in the definition or the inner table of an outer join did not have UNIQUE constraints on join columns. | Action | Specify the FORCE or COMPLETE option. If this error is got during creation, the materialized view definition may have be changed. Refer to the documentation on materialized views. |
