ALTER MATERIALIZED VIEW [ schema. ](materialized_view) [ physical_attributes_clause | data_segment_compression | LOB_storage_clause [, LOB_storage_clause ]... | modify_LOB_storage_clause [, modify_LOB_storage_clause ]... | alter_table_partitioning | parallel_clause | logging_clause | allocate_extent_clause | { CACHE | NOCACHE } ] [ alter_iot_clauses ] [ USING INDEX physical_attributes_clause ] [ MODIFY scoped_table_ref_constraint | REBUILD | alter_mv_refresh ] [ { ENABLE | DISABLE } QUERY REWRITE | COMPILE | CONSIDER FRESH ] ;