Value vs MessageΒΆ

Publication/Input Values

Endpoint

Fixed routes at initialization

Routes at transmission time

1 to N relationship (publications) N to 1 relationship for Inputs

All endpoints are routable - Unless otherwise specified

Values exist until updated

Destination specified

Default values

Rerouting/modification through filters

Associated units

Data exists as singular blobs - No records kept

No direct request mechanism

May define a message time - Act as events

Other Notes:

  • Endpoints can subscribe to publications to get a message for each data point

  • Both can be nameless to be non-routable from outside the defining federate