Questions tagged [export]
The process of moving geographic data or maps from one storage format or software, to another.
1,842 questions
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QGIS - Export shapefile to ESRI but keep order of columns within database
For a colleague I am exporting the 20 shapefile layers with databases. There is a certain order of the columns within the database I would like to keep for them. I notice that whenever I export to an ...
- 123
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Vector layer cannot be exported to PostGIS
I am trying to export a vector file in a PostGIS database using QGIS "Export to PostgreSQL" processing tool. I have successfully exported other vector specially small sized data. However, I ...
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Exporting to image in very high resolution results in very low resolution
I'm trying to export a map from QGIS 3.40 as an image in very high resolution. In the layout manager I have set up a layout that is 20000 x 20000 pixels:
The export resolution is set to 300 dpi:
...
- 179
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Export image error on GEE
I want to export a Sentinel-2 image from February (a mosaic). I got an error indicating request payload size exceeds the limit. I played around with scale and maxpixel, but the error kept coming. I ...
- 97
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Creating new folder with current date as the folder name and saving output layers in the created folder in QGIS Model Designer
As mentioned in the title, i want to create a new folder with current date and time as the folder name using model designer in QGIS. After that, outputs generated from all the other process in the ...
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Exporting aliases I/O names from vector layer attributes to GeoPackage using PyQGIS
I want to export a vector layer to GeoJSON file, but with some field aliases. Presently, I'm exporting it with fields only.
fields = ["field_1", "field_2"]
idxs = [layer.fields()....
- 133
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Exporting Layer Load Time in QGIS
I am trying to log loading time of QGIS projects, especially the load times or layers and such. I have found this thread (Measuring loading time of each layer when opening a QGIS project), which ...
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Exporting Natural Earth Data as PNG
I'm trying to export Natural Earth Data (https://www.naturalearthdata.com/downloads/) to PNG so I can edit it further.
The problem is that whenever I export, the result is either:
low resolution (so I ...
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"Opening of data source in update mode failed (OGR error)" when exporting multiple shapefiles to GeoPackage using PyQGIS
I'm trying to automate the process of exporting around 20 shapefiles from my QGIS project into a single GeoPackage using PyQGIS. Here is the code:
import os
from qgis.core import (
QgsProject,
...
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63
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Proper MBTiles export workflow to preserve display scaling factor in QGIS
I am trying to export a complex QGIS project to an MBTiles file. The project contains numerous layers, each designed to be visible only at specific scale ranges.
The Problem
I discovered that the ...
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Use QgsVectorLayerSaveAsDialog programmatically
I would like to start a QgsVectorLayerSaveAsDialog from a plugin like
dlg = QgsVectorLayerSaveAsDialog(iface.activeLayer())
dlg.exec_()
But the Dialog doesn't save any data when used this way. I've ...
- 15k
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Exporting to File Geodatabase results in odd, meaningless popup in QGIS
At QGIS 3.40.9, whenever I export a layer to an ESRI File Geodatabase Feature class, using the Export > Save Features As command from the Layers Panel, I am presented with a popup window stating:
&...
- 7,876
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When exporting GeoTIFF some layers are missing with PyQGIS
I am trying to export a GeoTIFF using a script in the QGIS Python Console, but the exported GeoTIFF is missing most layers. The image being exported is part of a larger canvas, too big to export as a ...
- 111
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Mann-Kendall pixel masking issue
I'm trying to run a Mann-Kendall analysis on spatial NDVI timeseries for a number of sites. As part of the analyses, I have been using DynamicWorld to mask out undesirable areas (e.g. snow and ice, ...
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How to obtain a CSV file (feature collection) from a very large image in Google Earth Engine
I have a particularly large image (encompasses a large area at high resolution with 30 bands). I would like to have a CSV file with one pixel per 10km grid cell, and another CSV file with one pixel ...
