stationary (Stream Processor)
Determines if the specified object or location becomes stationary within a specified radius. Returns false when the object moves out of the specified radius.
This function will return true when the object (defined in terms of longitude and latitude) becomes stationary within the specified radius. Returns false when the object moves out of the specified radius.
Syntax
<BOOL> geo:stationary(<STRING> id, <DOUBLE> longitude, <DOUBLE> latitude, <STRING> geo.json.geometry.fence, <DOUBLE> radius)
Query Parameters
| Name | Description | Possible Data Types | Optional | Dynamic |
|---|---|---|---|---|
| id | ID of the specified object. | STRING | No | No |
| longitude | Longitude value of the geo location. | DOUBLE | No | No |
| latitude | Latitude value of the geo location. | DOUBLE | No | No |
| geo.json.geometry.fence | String that contains geometry type and coordinates for a GeoJSON geometry fence. | STRING | No | No |
| radius | Proximity distance (radial). | DOUBLE | No | No |
Example
geo:stationary(km-4354,0,0, 110574.61087757687)
This example returns true.