App Paritioning: Data Dependent Routing using Redirection

Following up on my previous post regarding how to talk to partitioned services with data dependent routing, here is another mechanism — redirection. One of the main drawbacks of having the routing service forward messages to the final target service was that you need to delegate trust to the routing service. The target cannot authenticate the initiators…

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App Partitioning: Data Dependent Routing and Forwarding

One strategy to achieve scale-out is replicating data. Another is partitioning. Each has its own advantages and limitations; and you’d use one over the other depending on the nature of the data itself as well as the access pattern. While Service Broker naturally provides a mechanism for achieving scale-out when the data is replicated, it…

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Remus joins the blogosphere

My teammate Remus Rusanu spawned his blog today with a great article on how to write a simple publish-subscribe service in SQL Server 2005 using Service Broker. While SQL Server 2005 does not natively support a pub-sub architecture and the only type of conversations provided by the Service Broker are peer-to-peer dialogs, Remus shows how…

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