DatabaseFactory - Create database according to given configuration.

RelationshipReaderFactory - Return relationship read operations according to given database interface.

RelationshipWriterFactory - Return relationship write operations according to given database interface.

SchemaReaderFactory - Return schema read operations according to given database interface.

SchemaWriterFactory - Return schema write operations according to given database interface.

TenantReaderFactory - Return tenant read operations according to given database interface.

TenantWriterFactory - Return tenant write operations according to given database interface.