SQL Server 2012 T-SQL Recipes: A Problem-Solution Approach

CHAPTER 12

Transactions, Locking, Blocking, and Deadlocking

By Jason Brimhall

In this chapter, I’ll review recipes for handling transactions, lock monitoring, blocking, and deadlocking. I’ll review the SQL Server table option that allows you to disable lock escalation or enable it for a partitioned table. I’ll demonstrate the snapshot isolation level, as well as Dynamic Management Views (DMVs) that are used to monitor and troubleshoot blocking and locking.

Transaction Control

Transactions are an integral part of a relational database system, and they help define a single unit of work. This unit of work can include one or more Transact-SQL statements, ...