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