Add comment to CDB_GreatCircle
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@@ -1,3 +1,6 @@
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-- Great circle point-to-point routes, based on:
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-- http://blog.cartodb.com/jets-and-datelines/
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--
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CREATE OR REPLACE FUNCTION CDB_GreatCircle(start_point geometry, end_point geometry)
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CREATE OR REPLACE FUNCTION CDB_GreatCircle(start_point geometry, end_point geometry)
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RETURNS geometry AS $$
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RETURNS geometry AS $$
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DECLARE
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DECLARE
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