What’s New in DataFlux Expression Language 2.7: Reference
Guide
Overview
Two new functions have
been added to the Expression Engine Language (EEL) now includes two
new functions to the Information and Conversion category, GEODISTANCE_COSINE
and GEODISTANCE_HAVERSINE.
New Information and Conversion Functions
GEODISTANCE_COSINE
Computes the distance
between two geographical points. This function provides results faster
and provides an acceptable level of accuracy for most cases.
GEODISTANCE_HAVERSINE
Computes the distance
between two geographical points. This formula provides greater accuracy,
particularly for shorter distances.
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