Unless I am making the wrong assumption about what you are trying to do here, this is already possible.
If you have an alert for a specific database, click 'configure alert', then chose to
"Customize settings for this level" ... then choose "Disable"
Unless I am making the wrong assumption about what you are trying to do here, this is already possible.
If you have an alert for a specific database, click 'configure alert', then chose to
"Customize settings for this level" ... then choose "Disable"
That alert won't appear again for that database.