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DROP MASTER KEY (Transact-SQL)

 

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)noAzure SQL DatabaseyesAzure SQL Data Warehouse yesParallel Data Warehouse

Removes the master key from the current database.

Topic link icon Transact-SQL Syntax Conventions

  
DROP MASTER KEY  

-- Azure SQL Data Warehouse and Parallel Data Warehouse  
DROP MASTER KEY  

This statement takes no arguments.

The drop will fail if any private key in the database is protected by the master key.

Requires CONTROL permission on the database.

The following example removes the master key for the AdventureWorks2012 database.

USE AdventureWorks2012;  
DROP MASTER KEY;  
GO  

The following example removes the master key.

USE master;  
DROP MASTER KEY;  
GO  

CREATE MASTER KEY (Transact-SQL)
OPEN MASTER KEY (Transact-SQL)
CLOSE MASTER KEY (Transact-SQL)
BACKUP MASTER KEY (Transact-SQL)
RESTORE MASTER KEY (Transact-SQL)
ALTER MASTER KEY (Transact-SQL)
Encryption Hierarchy

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