[postgis-users] Is there any way to find and select parallel lines in 3D?

[Shaozhong SHI]

The following is interesting.

How to select parallel lines in postgis - Geographic Information Systems
Stack Exchange
<https://gis.stackexchange.com/questions/224937/how-to-select-parallel-lines-in-postgis>

However, it appears to be full 2D lines.

Are there any solutions to find and select parallel lines in 3D?

Regards,

David
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