| (: XQuery Filter Query :) |
| (: Find all reading for hurricane force wind warning or extreme wind warning. :) |
| (: The warnings occur when the wind speed (AWND) exceeds 110 mph (49.1744 :) |
| (: meters per second). (Wind value is in tenth of a meter per second) :) |
| let $collection := "../../../../../../../weather_data/dataset-tiny-local/data_links/local_speed_up/d0_p1_i0/sensors/?select=*.xml;recurse=yes" |
| for $r in fn:collection($collection)/root/dataCollection/data |
| where $r/dataType eq "AWND" and xs:decimal($r/value) gt 491.744 |
| return $r |
