OptionalcomparisonOptionalemptyAlert state if result is empty. Please avoid setting this field to be UNKNOWN because UNKNOWN state is planned to be deprecated.
OptionallastTimestamp of the last evaluation.
OptionalnotificationUser or Notification Destination to notify when alert is triggered.
OptionalsourceSource column from result to use to evaluate alert
OptionalstateLatest state of alert evaluation.
OptionalthresholdThreshold to user for alert evaluation, can be a column or a value.
Operator used for comparison in alert evaluation.