This data model is a fully normalized E-R diagram showing kernel entities, associative entities, characteristic entities, relationships, cardinality, optionality, unique identifiers, and all attributes for meta data repository objects.
Meta-meta data
The meta data entities and attributes from the logical meta model must be described with meta data. Meta data “specific meta data components (meta-meta data) are meta data names , meta data definitions, meta data relationships, unique identifiers, types, lengths, domains, business rules, policies, and meta data ownership.