sp_delete_alert (Transact-SQL)
Applies to: 
SQL Server
Removes an alert.
Transact-SQL syntax conventions
Syntax
sp_delete_alert [ @name = ] N'name'
[ ; ]
Arguments
[ @name = ] N'name'
The name of the alert. @name is sysname, with no default.
Return code values
0 (success) or 1 (failure).
Result set
None.
Remarks
Removing an alert also removes any notifications associated with the alert.
Permissions
This stored procedure is owned by the db_owner role. You can grant EXECUTE permissions for any user, but these permissions may be overridden during a SQL Server upgrade.
Examples
The following example removes an alert named Test Alert.
USE msdb;
GO
EXEC dbo.sp_delete_alert
@name = N'Test Alert';
GO