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Programming Microsoft® SQL Server™ 2008 by Leonard Lobel, Andrew Brust, and Stephen Forte

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Transaction Terminology

Before we go beyond the basics of transactions, let’s review some terminology that is commonly used when talking about transactions:.

  • Beginning a transaction. Specifying that all subsequent operations that occur after a transaction begins are assumed to lie within the transaction.

  • Rolling back a transaction. Undoing operations that have occurred since a transaction began, thus restoring the affected data to its original state. This is done in the event of failure.

  • Committing a transaction. Making permanent all operations that have occurred since a transaction began. A transaction is committed in the event of success.

  • Dirty read. The operation of reading data that is yet to be committed. This occurs, for example, when transaction ...

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