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

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Fail Over to Another Node

As you can see in Figure 42.25, before the SQL Server fails over to the other node, a stern “Please confirm action” is required to complete this action. You must realize that client connections will be broken for any inflight transactions that are currently processing. Be careful here.

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FIGURE 42.25 Failing over from USPETSDSQLTST01 to USPETSDSQLTST02, confirming action!

In addition, the failure, move, and taking offline of a node is also written to the System event log.

The next section illustrates what this effect has on a typical client connection point of view.

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