Stairway to Database Design

Stairway to Database Design Level 2: Domains, Constraints and Defaults

A clear understanding of SQL Data Types and domains is a fundamental requirement for the Database Developer, but it is not elementary. If you select the most appropriate data type, it can sidestep a variety of errors. Furthermore, if you then define the data domains as exactly as possible via constraints, you can catch a variety of those problems that would otherwise bedevil the work of the application programmer.

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Question of the Day

Backing Up a DMK

In SQL Server 2025, I have a database with a Database Masker Key (DMK). I want to back up this key and keep a copy offline. When do I have to open this key before running the backup?

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