This node aggregate geometries based on group id (string column) and only keep the two column with GeoDataFrame.dissolve, which only dissolve geometries here. For grouping attribute values of other than geometry, the GroupBy node in KNIME is a complementary tool.
The node is based on the GeoPandas project and uses the following related information and function:
Select the geometry column to use.
Select the dissolve column as group id.
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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:
A zipped version of the software site can be downloaded here.
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