nats-serverthroughout this site):
nats-serverwith a subject as its address, and
nats-serverdelivers the message to any interested/eligible subscriber of that subject. Optionally, you may also send along a reply subject with your message, which provides a way for subscribers who have received your message(s) to send messages back to you.
nats-serverwill attempt to deliver a copy of every message published to that subject to every eligible subscriber of that subject. For subscribers in a queue group,
nats-serverwill attempt to deliver each successive message to exactly one subscriber in the group, chosen at random.
'.'is the token separator.
'*'is a token wildcard match.
'>'is a full wildcard match.
nats-serverv0.8.0, there is no hard limit on the maximum number of subjects.