Linked Questions
14 questions linked to/from Fill attribute-table on feature-creation based on intersection with other layer
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Put the start and the end name of a point object into the layer of the line object that connects them? [duplicate]
I am new to QGIS. I am given two layers with point objects. In their attribute table each of this objects has a code (name) given previously to it by someone else. Then I import the lines from AutoCAD ...
- 11
1
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1
answer
79
views
Auto-populating 'from' and 'to' columns of a line feature according to the point features the line begins and ends at [duplicate]
Within QGIS, I have a 'cable' layer and within such layer I have the columns 'from' and 'to'. The use of this 'cable' layer demonstrates a real-life cable travelling from one piece of equipment to ...
- 97
0
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0
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54
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Get value from point layer based on start/end of line layer [duplicate]
I need to get a value from a point table based on the end/start point of a line. This is similar to my question QGIS Field Calculator Aggregation with a intersect query
aggregate( layer:= 'Point_Clip'...
- 8,298
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33
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Automatize spatial join when creating an new feature [duplicate]
I'm working with QGIS an I have a polygon and a line layer. The polygon layer defines a certain area and each polygon has its own specific ID (something like "ARC1" oder "GZT2"). I ...
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1
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0
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22
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How to automatically import field value of polygon to point field based on spatial query? [duplicate]
I have two layers, points and polygons. Point layer is empty. When I add new point feature I want to update it's field by values of polygon field if new point is within polygon. I need solution in ...
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3
votes
2
answers
373
views
Populating line attribute fields with attributes from point features snapped to their start_point or end_point
I have a line layer (MultiLineString) and 4 point layers (MultiPoint).
My line layer has 2 attribute fields, start_pt and end_pt, I need them populated with an identifier attribute (string data ...
- 321
5
votes
2
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258
views
Expression to fetch polygon value intersecting end of line
I have a line layer and a polygon layer. I'm trying to create an expression to fetch a polygon attribute and add it to the line, based on in which polygon the line ends.
array_last(overlay_intersects('...
- 77.8k
1
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1
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902
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Find item from start point and end point of line
I'm working on a project that wants me to find the names of items at the start and end of a line.
I have a point at each end of a line, these points all have a name. I would like to get the name of ...
- 101
1
vote
0
answers
800
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QGIS create line-layer from points, sorted by date/time
I have point data from telemetrie of a raptor-bird. The point-layer has id, longitude,
lattitude and datetime-fields.
Now I want to create a line-layer which connects all the points, sorted by ...
- 113
1
vote
1
answer
337
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QGIS script for filling fields in attribute table
I want to write a script that will fill field values in the attribute table the following way:
There are dots with attributes and lines I am creating. I want the script to use the field value of the ...
- 21
2
votes
1
answer
150
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Concatenate points values in a field of a line
I'd like to know how to concatenate points values (attribute data), using fields calculator of QGIS, putting this concatenation in a new field of the linear feature which connect some points of these.
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- 995
3
votes
1
answer
234
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Filling features' attributes from line layer depending on what point layer is snapped to their start/end point in QGIS
I have LineLayer with "start_point" and "end_point" field attributes which can snap to either PointLayer1 or PointLayer2.
Using the Field calculator, I would like to make an ...
- 321
2
votes
1
answer
224
views
Get coordinates from a second layer
I'm using QGIS 3.16.
I have to get coordinates from a line-layer (layer_1) and write them to a point-layer (layer_2). I cannot create the coordinates in layer_1 because i am not allowed to create any ...
- 21
1
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0
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69
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Join sub-catchment centroid using line and import attributes of it using QGIS Model builder
Input Data:
I have a sub catchment polygon shapefile, which contain following details
Name
Description
TG_ID
Name of the Sub-catchment
Hoehe
Average height
Slope
Average slope
UTM_x_m
centroid x ...
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