Chapter 8. Clustering and AlwaysOn
Exam objectives in this chapter:
Implement a SQL Server clustered instance.
Implement AlwaysOn.
Failover clustering instances and AlwaysOn Availability Groups are two strategies for making Microsoft SQL Server 2012 databases highly available. Failover clustering is a more traditional approach to ensuring that a database remains available in the event of server failure. If you are planning to deploy a failover cluster instance, you must first deploy the cluster and then install SQL Server 2012 by using a method that differs from a traditional installation.
AlwaysOn Availability Groups are a technology new in SQL Server 2012 that also rely on failover clustering technologies. AlwaysOn Availability Groups are a replacement ...
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