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install a basic earth distance computing

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as an Npgsql extension
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Paul Schneider 2016-09-17 03:33:07 +02:00
commit 4475dca3fa
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Yavsc/contrib/install_earth.sql Normal file
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SELECT version();
CREATE EXTENSION "cube"; -- you will not be able install "earthdistance" w/o "cube" extension
CREATE EXTENSION "earthdistance"; --or any other extension you need
create extension earthdistance;
select earth();
select earth_distance(ll_to_earth(12.4,2.0),ll_to_earth(12.456,2.8043)); -- 87km