[rabbitmq-discuss] Strategy for consuming queues and ordering

[Bryan Murphy]

On Thu, Feb 10, 2011 at 3:55 AM, Robert Raschke <rtrlists at googlemail.com> wrote:
>> Can anyone tell me how to deal with queues that contain messages that
>> are higly recommended by business logic to be ordered?

snip

> Whenever I hear about the problem of the required order of messages having
> to be preserved, I start to wonder if the problem at hand is really best
> suited to messaging. Could it be that you might be better served by
> something like a (normal) work queue?
>
> If you require things to be done in a certain order, then you need to have a
> place to actually keep them in that order. Messaging isn't the place to do
> this.

I agree.  If it needs to absolutely be in order, we put the message in
a database transactionally and then send a "hey something changed go
look at the database" message.

Bryan