Polygon To Line

This node return the boundaries of each polygon with geopandas.GeoSeries.boundary, which Returns a GeoSeries of lower dimensional objects representing each geometry’s set-theoretic boundary.

The node is based on the GeoPandas project and uses the following related information and function:

Options

Geometry column

Select the geometry column to transform.

Output

Group of settings that define the format of the result table.

Output column

Choose where to place the result column:

Available options:

  • Replace: Replace the selected input column with the result.
  • Append: Append a new column with the name provided below.
New column name

The name of the new column that is appended if 'Append' is selected.

Input Ports

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Table with geometry column.

Output Ports

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Table with transformed geometry column.

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Workflows

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Links

Developers

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Installation

To use this node in KNIME, install the extension Geospatial Analytics Extension for KNIME from the below update site following our NodePit Product and Node Installation Guide:

v5.2

A zipped version of the software site can be downloaded here.

Plugin provider: SDL, Harvard, Cambridge US
Plugin version: 1.3.2.202508291419
On NodePit since: 2023-12-06
Last update: 2026-01-01
KNIME versions: From v5.2 to v5.2

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