Deletes a Database Mail SMTP account. You can also use the Database Mail Configuration Wizard to delete an account.
This procedure deletes the account specified, regardless of whether the account is in use by a profile. A profile that contains no accounts cannot successfully send e-mail.
The stored procedure sysmail_delete_account_sp is in the msdb database and is owned by the dbo schema. The procedure must be executed with a three-part name if the current database is not msdb.
The following example shows deleting the Database Mail account named AdventureWorks Administrator.
EXECUTE msdb.dbo.sysmail_delete_account_sp @account_name = 'AdventureWorks Administrator' ;