Watch for Patterns of Event Streams and Generate Alerts
However, since we are watching for the absence of a “Power on” event, then in this example, if you get a “B” event with the same MACHINEID as an “A” event, within 20 seconds of the “A” event, then the “A” event will be dropped. See the Streaming Analytics CCL Reference guide for more information on using the MATCHING clause.
