Will fetch the represented value from persistant storage.
Will fetch the represented value from persistant storage.
The database definition to be used for executing the request.
The execution context for executing the database the request.
The maximum time execution may take before failing.
Will return the represented value from memory for fetched values or fetch it otherwise.
Will return the represented value from memory for fetched values or fetch it otherwise.
The database definition to be used for executing the request.
The execution context for executing the database the request.
The maximum time execution may take before failing.
The owner entity's ID for persisted entities.
The owner entity's ID for persisted entities.
Some(ownerId) for persisted owner entities, or None for unpersisted owner entities.
The represented relationship.
The represented relationship.
Represents a unfetched value of a 'to many' relationship for a specific owner instance.