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Degree of Duplication

Technology is constantly moving forward, but it is also helpful to understand how we arrived where we are today. Joe Celko reminisces about the history of database design and how it relates to the concept of ‘Degree of Duplication’ in this article.

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How to Move a TDE Encryption Key to Another SQL Server Instance

If you have a database backup of a Transparent Data Encryption (TDE) enabled database, the database backup will contain encrypted data. Because the database backup contains encrypted data you can’t just restore it to any instance. You can only restore the database backup to an instance that contains the same certificate used to originally encrypt the database.

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Independence Day 2026

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Question of the Day

Independence Day 2026

In the original Independence Day movie (1996), what type of computer did Jeff Goldblum use to connect to the alien mainframe? Take a guess, don't look it up or ask AI.

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