[rabbitmq-discuss] Multicast in a transaction
alexis.richardson at gmail.com
Thu Jul 16 15:51:30 BST 2009
On Thu, Jul 16, 2009 at 3:49 PM, Patrick Kenney<pekenney at gmail.com> wrote:
> Yes, 'delivery to more than one queue' of the same message...
> the amqp spec infers its supported, but not very clearly one way or the
it is vague in places :-|
0-9-1 is a bit clearer
> basically i want to be able to send the same message to one or more
> subscribers while in a transaction,
yes you can do that using TX but read the small print very carefully.
and - feel free to ask specific questions about your case here
> this is typically called multi-cast as I
> understand it...
it is indeed, but multicast as a term has also become entwined with
udp/multicast as provided by cisco/tibco using specific multicast
network transports.. hence our confusion
> On Thu, Jul 16, 2009 at 7:25 AM, Alexis Richardson
> <alexis.richardson at gmail.com> wrote:
>> What Ben said.
>> Plus ... Do you mean 'delivery to more than one queue'? Yes, you can
>> group these into a TX class transaction, which I recommend you see as
>> a way of grouping a stream of messages.
>> In AMQP 0-8/0-9-1 we suggest ***care*** with TX, in particular when
>> combining TX with multiple deliveries, queues, and the 'mandatory' or
>> 'immediate' flags.
>> On Wed, Jul 15, 2009 at 11:33 PM, Ben Hood<0x6e6562 at gmail.com> wrote:
>> > Patrick,
>> > On Wed, Jul 15, 2009 at 9:45 PM, Patrick Kenney<pekenney at gmail.com>
>> > wrote:
>> >> Does RabbitMQ support Multicast in a transaction?
>> > What exactly do you mean by multicast? I'm assuming that you're aware
>> > how routing works in AMQP in general.
>> > HTH,
>> > Ben
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