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Functions
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UDFs
- geopoint
- geopoint_segment_to_distance
- nearest_airport
- nearest_city
- geojson
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UDFAs
- geopoint_segment
- geopoint_segment_distance
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Data And Algorithm Source and Licensing
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Airport Data
- https://rpubs.com/johdipo/GADB
- FREE downloadable database
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City Data
- https://github.com/dr5hn/countries-states-cities-database
- License: ODC Open Database License v1.0
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KdTree Algorithm:
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nbuesing/ksqldb-udf-geospatial
KsqlDB user defined functions for spatial data operations
JavaApache-2.0