> select
> earth_distance(ll_to_earth('122.55688','45.513746'),ll_to_earth('122.396357','47.648845'));
>
> The result I get is this:
>
> 128862.563227506
>
> The distance from Portland to Seattle is not 128862
> miles.
It is 128000m = 128km.
Welcome to the metric system :)
Bye, Chris.