Questions tagged [multi-geometry]

Multiple geometries are collections of objects of either the same type of geometry or....

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Open a KML with MultiGeometry's in QGIS 3.12

I tried to open the Sentinel-2 tiling grid (KML 100MB) from ESA's website using the Data Source Manager (Vector) in QGIS 3.12. There is no error, but also the geometries are not displayed. The file is ...
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2answers
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PostGIS returns an empty GeometryCollection out of an intersection between a MultiPolygon and a Point

Context I've narrowed down an issue I faced involving many buffers and so on, to this in PostGIS (version 2.4): SELECT St_geometrytype( St_geomfromtext( 'MULTIPOLYGON(((0 0,4 0,4 4,0 4,0 0), ...
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Splitting a Polygon by a MultiPolygon is unsupported. Both geom columns are MultiPolygon

I'm trying To st_split() on two tables. the output is like this: Splitting a Polygon by a MultiPolygon is unsupported . Although both fields are Multipolygons. Created new columns where the geometry ...
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Saving My Places as KML in Google Earth as points, not as multigeometry

When saving a search and then exporting the folder to a KML in Google Earth Pro, each entry for your points will look like this in the raw KML: <?xml version="1.0" encoding="UTF-8"?> <kml ...
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1answer
673 views

How to write a multi geometries .geojson file with Shapely/Fiona?

I am very new to fiona and shapely, and trying to do something that doesn't seems to be designed : I have a list of points and a shapely.MultiPolygon (Voronoi polygons from the previous list of points)...
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1answer
285 views

KML file with multiple ground overlays

I have geolocated imagery which I would like to plot in Google Earth. I have the 4 corner points of each image, and I am currently laying the images down using GroundOverlay and gx:LatLonQuad. My ...
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1answer
263 views

batch remove multi geometry in QGIS

I am looking to find a way to simplify multi geometry KML files into single geometry files. However, rather than include the extra shape into my single geometry, I would like to remove it. At the ...
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1answer
451 views

Split multi-geometries polygons

Is there is a way in QGIS (or SQL, ArcMap) to split multi-geometries in polygons automatically. I could do this manually (split features, split multi-part to single-part etc...), but this would just ...
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0answers
194 views

QGIS how to merge a linestring layer and a point layer into a multigeometry layer

I have two layers: Layer1 is point type. Layer2 is linestring type. I need to obtain one unique layer merging both layers. Of course, it will need to be multigeometry type.
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1answer
254 views

How to place labels on multi-geometries in QGIS?

I need to put a label value on each geometry, so I do not need to locate the label on the (or near to) centroid. I use QGIS 2.6 on windows 7 Most ot the records has only one geometry linked to, but ...
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Export two related layers to KML with multigeometry using QGIS?

From QGIS, I would like to create a KML file, for GoogleEarth, which contains multigeometry in that KML file. By example: consider two layers in QGIS -- the first layer contains polygons, and the ...