Notes on SQL

Random articles from a puzzled DBA


Whilst watching a Pluralsight training course by Paul Randal, on ‘Logging, Recovery and the Transaction log’, a particular snippet related to differential backups piqued my curiosity.

Basically, does a differential backup only take backups of altered pages, within a database.

The short answer is ‘yes’, but the detail is a little bit more interesting than that.

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