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SQL Server 2012 Query Performance Tuning, Third Edition by Grant Fritchey

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Chapter 13

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Deadlock Analysis

When a deadlock occurs between two or more transactions, SQL Server allows one transaction to complete and terminates the other transaction. SQL Server then returns an error to the corresponding application, notifying the user that he has been chosen as a deadlock victim. This leaves the application with only two options: resubmit the transaction or apologize to the end user. To successfully complete a transaction and avoid the apologies, it is important to understand what might cause a deadlock and the ways to handle a deadlock.

In this chapter, I cover the following topics:

  • Deadlock fundamentals
  • Error handling ...

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