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Microsoft® SQL Server 2012 Unleashed by Alex T. Silverstein, Chris Gallelli, Paul T. Bertucci, Ray Rankins

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Summary

Building out your company’s infrastructure with clustering technology at the heart is a huge step toward achieving five-nines reliability. If you do this, every application, system component, or database you deploy on this architecture has that added element of resilience. WSFC and SQL failover clustering are high-availability approaches at the instance level. As you will see with the AlwaysOn features, expanding this resilience to the database tier will add even more high availability and scalability to your implementations. And, in many cases, the application or system component changes needed to take advantage of these clustering technologies are completely transparent. Utilizing a combination of NLB and WSFC allows you not only to ...

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