May 2007
Intermediate to advanced
610 pages
20h 14m
English
Content preview from Learning WCFBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Summary
In this chapter, I explained how you can support reliable sessions, transactions, and queued messaging to your WCF clients and services to improve the overall reliability of your enterprise systems. As with most complex system features, there are many knobs and buttons that control the functionality of each—and the defaults aren’t always desirable. I gave you some recommendations on how to decide when to use each feature and some guidance on their usage.
As far as reliable sessions go, you are most likely to apply them today in a situation where you own both sides (client and service). That generally means it is more useful for intranet than Internet. Although WS-ReliableMessaging is an interoperable standard, it is not yet ratified and not all web service platforms support the feature.
To support a wider audience with your Internet services, you may expose an endpoint that does not support reliable sessions, and another that does for callers that can benefit from it. For intranet services that you control, there are still some things to consider before you apply reliable sessions. The key deterrent is the dependency on sticky sessions (discussed in Chapter 5 as well). You must make sure that messages are sent to the same machine where their reliable session lives, since this session cannot (today) be stored in a shared durable resource manager. If you want the reliability, however, you should definitely consider this trade-off a positive one and use the feature for TCP and ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.