Qian Ye


SQLServerCentral Article

Differential Backup Tricks

Differential backups are left out of many DBAs backup strategy, but they are a great tool to shrink your backup window, save disk space, and more. However they can be slightly tricky when you look to perform a restore. New author Qian Ye brings us an interesting issue that occured during differential testing.

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2006-06-14

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The Density Vector

When building statistics, there is the concept of density that refers to the duplicates in a table. How is this calculated?

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