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Applies to:
SQL Server
Azure SQL Managed Instance
Azure Synapse Analytics
Analytics Platform System (PDW)
SQL database in Microsoft Fabric
Removes the master key from the current database.
Transact-SQL syntax conventions
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 AdventureWorks2022
database.
USE AdventureWorks2022;
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
Events
Mar 31, 11 PM - Apr 2, 11 PM
The biggest SQL, Fabric and Power BI learning event. March 31 – April 2. Use code FABINSIDER to save $400.
Register today