Jia Yu created SEDONA-281:
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             Summary: Support geodesic / geography functions
                 Key: SEDONA-281
                 URL: https://issues.apache.org/jira/browse/SEDONA-281
             Project: Apache Sedona
          Issue Type: New Feature
            Reporter: Jia Yu


Currently, to work with geography, Sedona users have to use ST_Transform to 
project CRS to a planar meter-based CRS. This works great for local datasets 
but shows bad accuracy for global datasets. For example, calculate the distance 
from Beijing to Seattle.

 

We will add at least 4 Sphere/Spheroid functions to support such calculation 
and basically achieve the similar effect of having a geography type.

 

ST_AreaSpheroid

ST_LengthSpheroid

ST_DistanceSphere

ST_DistanceSpheroid



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