DROP CREDENTIAL (Transact-SQL)
SQL Server 2005
Removes a credential from the server.
Transact-SQL Syntax Conventions
To drop the secret associated with a credential without dropping the credential itself, use ALTER CREDENTIAL.
Information about credentials is visible in the sys.credentials catalog view.
Reference
CREATE CREDENTIAL (Transact-SQL)ALTER CREDENTIAL (Transact-SQL)
sys.credentials (Transact-SQL)
