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Stairway to Advanced T-SQL

Stairway to Advanced T-SQL Level 11: Using Logical Operators

  • Stairway Step

SQL Server supports a number of different logical operators.  These operators can be used for testing Boolean conditions that return true, false and unknown in your T-SQL code.  Logical operators are useful for defining constraints to limit the rows be processed when selecting or updating data. This chapter will provide an overview of the logical […]

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2022-04-20 (first published: )

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External Article

On Comparing Tables in SQL Server

  • Article

How do you compare two SQL tables? Every SQL Developer or DBA knows the answer, which is 'it depends'. It is not just the size of the table or the type of data in it but what you want to achieve. Phil Factor sets about to cover the basics and point out some snags and advantages to the various techniques.

2014-06-10

5,867 reads

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Backing up the Database Encryption Key

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Question of the Day

Backing up the Database Encryption Key

In my SQL Server 2022 database, I run this:

USE Sales;  
GO  
CREATE DATABASE ENCRYPTION KEY  
WITH ALGORITHM = AES_256  
ENCRYPTION BY SERVER CERTIFICATE MyServerCert;  
GO
This works, but I want to prepare for the future and potential issues. How do I back up my DEK?

See possible answers