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

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backup compression default

Type: Basic

Default value: 0

With SQL Server 2012 Enterprise, you can use the BACKUP Transact-SQL statement to select the backup compression setting to use WITH COMPRESSION or WITH NO_COMPRESSION. However, when you install SQL Server 2012, the backup compression default is set to 0, which makes backup compression off by default. To change the default to COMPRESSION, you set the backup compression default to 1. To revert the default to NO_COMPRESSION, set the backup compression default back to 0.

From a performance point of view, compression can significantly increase CPU usage, and the additional CPU consumed by the compression process might impact concurrent operations. Therefore, you might want to create low-priority ...

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