ST_ExteriorRing (Python)

Get a linestring representing the exterior ring of a polygon geometry column. SQL reference: ST_ExteriorRing

Signature

from sedona.spark.sql.st_functions import ST_ExteriorRing

ST_ExteriorRing(polygon: ColumnOrName) -> Column

ColumnOrName

required

Polygon geometry column to get the exterior ring of.

Column

Exterior ring of polygon as a linestring geometry column.