A highly available application or system is the key concept in cluster environment. Microsoft SQL Server is a cluster-aware application, and it works well to cater for this business need. Let's see how it works.
Before we go further into details, let's see some common terms here:
- Active/Passive Cluster: In this setup, there will be one server that remains idle and takes over the control or the ownership of the resources at the time of failover.
- Active/Active Cluster: Here, the only difference is that both the nodes in the cluster are active and running, and the surviving node will take over the control or the ownership of the resources when a failover occurs.
- Public Network: This is a network available to external resources or ...