December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
Content preview from Microsoft® SQL Server 2012 Unleashed
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Understanding Service Broker Constructs
As a way of introducing the Service Broker constructs you’ll be using, Figure 50.1 shows the interrelations between the constructs expounded upon in the upcoming subsections.
FIGURE 50.1 Service Broker concepts illustrated.
Figure 50.1 illustrates the fact that a dialog is a conversation between two services. These services exchange typed (or untyped) messages by sending them to queues according to the rules of a contract. Each service can have a service program activated by Service Broker to receive messages from a queue. Every conversation belongs to a conversation group. Messages are always sent with ...