Storage

the store for objects and relations (classes and instances), finally distributed among a network

purpose

• The storage stores objects and relations, both definitions and instances.
• It knows about the allowed properties of objects/relations and caches object/relation definitions.
• The storage is accessed via the server-storage interface.

operation (preliminary single database backend version)

• uses a postgres database to store and retrieve data

operation (final distributed network version)

• uses a network of interconnected postgres databases to store and retrieve data
• identification and authorization between storage nodes
• redundant fail-safe storage of data