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Re: What returns from distance function?
Posted by: Koji Okumura
Date: May 16, 2010 07:53PM

You want a function like distance_sphere in PostGIS, don't you?
If so, I've made a UDF and patches for native that returns linear distance in meters between two latitude/longitude points.

http://okilab.jp/blog/2008/08/the_documentation_of_udf_dista.html
http://okilab.jp/blog/2009/02/i_tried_to_add_gis_functions_d.html

Thanks for reading my poor English.

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