All Questions
Tagged with fields or fields-attributes
1,935 questions
1
vote
2
answers
27
views
Only selecting Features that have another layers feature ontop
So i am busy with a aerial fibre plan and have Splitters on certain poles( these layers overlap each other) there are over 3000 poles and only 1699 of those poles that have a splitter on.
is there any ...
- 17.4k
1
vote
0
answers
112
views
Data-defined size legend only showing size in QGIS
I am having issues getting a legend set up in QGIS 3.34.1 for a point layer that is colored based on one attribute (population class) and then sized based on another attribute (population). I have ...
- 1
0
votes
1
answer
36
views
Spatial Join in ArcGIS Pro
I am using ArcGIS Pro.
I have a point feature with 3000 points and a polygon feature with 50 counties.
I want to calculate Number of points in each county and the Sum of the values of the points in ...
- 44.6k
2
votes
1
answer
45
views
Loading selected geometry from GeoParquet with multiple geometry columns into QGIS
I have a GeoParquet file containing two geometry columns ("geom_p_4326" and "geom_4326") and an ID column ("id"). The first geometry column holds points and the second ...
- 69.5k
3
votes
1
answer
172
views
Hiding field column while editing in PyQGIS
I would like to hide a field column while editing. The following code works perfectly in PyQGIS 2.
def fieldVisibility(layer, fname):
f = layer.editFormConfig()
for i, column in enumerate(layer....
- 34k
2
votes
1
answer
174
views
Filtering attributes that start with certain text in QGIS Attribute Table
I try to filter for catchwords by using the attribute table. I need to filter all attributes which start with "industrial". The problem is that the attributes are sometimes named "...
- 34k
1
vote
1
answer
515
views
Creating polygon from lines, using the lines' attributes?
I'm trying to transform lines into polygons with the attributes. The lines are from a dwg file. I tried to use "feature to polygons" but doesn't preserve the attribute. I tries to transform lines to ...
CommunityBot
- 1
0
votes
1
answer
210
views
Joining field of multiple tables into one shapefile using ArcMap
I have one shapefile containing several zones (polygons), which are several agricultural parcels. Each parcel has its own FID. I also have five tables containing the crop type of each parcel for five ...
CommunityBot
- 1
2
votes
1
answer
311
views
Getting all attributes and features in view using QGIS
In QGIS 3, I use attribute tables to store information about an object/feature on a layer. I have multiple Layers => multiple attribute tables.
Now I want to have a report about all displayed ...
- 34k
1
vote
0
answers
15
views
Adding custom fields to PgMetadata HTML Templates in QGIS [closed]
I am currently working with the PgMetadata plugin for QGIS, and I am trying to add a custom field (test) to the metadata HTML template. Here's the situation:
I have successfully added the test field ...
- 34k
1
vote
0
answers
27
views
First field gets cleared (if time field) in QGIS Attribute Table
I recently noticed a strange bahavior in QGIS (currently working with version 3.34-7):
When the first field of a shapefile is named "time" (I regularly work with GPX files exported to ...
- 20.3k
1
vote
1
answer
197
views
Adding data to record in attributes table using ArcGIS Online
I am a new user of ArcGIS Online. I am trying to add data to an existing attribute table in Classic Maps.
Adding the field (column) was easy but I just can't figure out how to populate it with data. ...
2
votes
1
answer
239
views
Deleting all non-required fields in table using ModelBuilder in ArcGIS Pro
In ArcGIS Pro I want to delete all non-required fields from a table using ModelBuilder. The number of fields will be variable since it will the product of multiple Union functions.
Is there a way to ...
CommunityBot
- 1
6
votes
3
answers
1k
views
Wrapping heading of column of attribute table within QGIS Print Composer
The "wrap text on" function seems not to work for the heading of the columns, only for the rows.
I'm using QGIS 2.14.4
- 34k
5
votes
2
answers
316
views
Deleting special characters from QGIS Attribute table
Is there a way to delete special characters such as *?
I've tried using replace and regexp_replace, but my version at least doesn't recognise special characters.
There are hundreds of fields, and I'm ...
- 34k
1
vote
0
answers
40
views
Autocompleting attribute field in Drag and Drop Designer in QGIS
I need to manually add some rather long attributes to features. Is there a way to have the Drag and Drop Designer auto-complete these? (I access the table with 'Modify all selected features ...
- 34k
0
votes
1
answer
219
views
How to return subtype and domain description instead of the code, when using arcgis.gis Python
I am working on some Python that takes an attribute table and makes a pandas df from it. I am doing this by creating an empty list, and looping through each record of the attribute table and making a ...
CommunityBot
- 1
1
vote
1
answer
50
views
Retrieving Attribute from closest feature or with most overlap form another layer
I am trying to use the Field calculator to retrieve an attribute from the closest feature in another layer. I have had the most success using Overlay_Nearest, but the array it returns does not use ...
- 3,908
4
votes
2
answers
11k
views
What is the difference between Integer 16bit, 32bit and 64bit in QGIS?
When creating a new attribute field in QGIS 3.14.15-Pi, these three options are offered for integer numbers but what is the difference between Integer 16bit, 32bit and 64bit in QGIS?
- 34k
0
votes
1
answer
42
views
Adding multiple fields to feature class
I have created a simple arcpy script to add four fields (name, shapeArea, shapeLen, quantile, in that order) to a layer and to compute the values of shapeArea and shapeLen. Because I need to do this ...
- 113
4
votes
1
answer
1k
views
Edit field schema of web layer in ArcGIS Pro
I would like to edit the field schema of a web layer in ArcGIS Pro via Design --> Fields but I get the error message "the table or feature class corresponding to this view is read-only".
To clarify, ...
CommunityBot
- 1
2
votes
2
answers
715
views
Extend polygon to polyline feature (keeping attributes)
I am looking to extend the polygon feature to the to the coastline polyline (blue line) while keeping the attributes of the polygon features (Figure below).
What I am looking to do is find the ...
CommunityBot
- 1
4
votes
1
answer
311
views
Attributes Form -> show description-column but write value-column
Concerning value Relation Forms:
I'd like to show the content of a description field in the dropdown menu, but write the content of the value field.
Sure, with the mouse-over effect, it will show me ...
CommunityBot
- 1
2
votes
1
answer
1k
views
Build Radio Button in QGIS Edit Widget Properties
My question is similar to Choosing multiple options from QGIS Check Box or Value Map for feature attribute?
I have 3 categories in a row, I want to make this selection in form of radio button so that ...
CommunityBot
- 1
0
votes
0
answers
44
views
QGIS adding field to multiple layers
is it possible to add a new field to multiple layers (with same geometry)? Layerstyles will only save the style. When I need the same field in all of my point layers, I must do this step by step and ...
- 51
1
vote
0
answers
25
views
Why the QgsFields.setLength(length) method does not work in PyQGIS 3?
I have a problem with changing the length of the field.
Here is a simple example:
pole1 = "poznamka"
pole2 = "porast"
lenght = 20
for poleExistujuce in layer_provider.fields():
...
- 34k
0
votes
1
answer
54
views
QGIS copy fields in empty geopackage or reset FID
How to copy all fields and styles in a new geopackage without features? I will create a new geopackage. I´ve saved the style from an other geopackage and import this in a new geopackage. All styles ...
- 51
2
votes
1
answer
94
views
Grouping points within counties and symbolizing their data as pie charts in QGIS
I need to combine/categorize points within different polygons while retaining some of their values. I've made up a scenario to try and simplify my problem.
The layers I have to work with are:
a point ...
- 518
0
votes
1
answer
206
views
QGIS Split Vector Layer By Multiple Attributes
I am working on a fiber network file and would like to be able to split a point shapefile by multiple attributes, three to be exact. I can "Select Features by Value" and export each one but ...
CommunityBot
- 1
1
vote
2
answers
614
views
Merging Attribute Table Field Values for Same File in QGIS
If multiple people populate different attributes of the same shapefile on separate computers, is there a way to merge the attribute table without creating copies of the polygons or fields?
Each file ...
CommunityBot
- 1
6
votes
1
answer
252
views
Sharing properties for SQL Server table in QGIS
I have a project where most of the layers come from a SQL Server. Most of the layers contain pointers to, and/or drop down list for, attributes so that there is consistency in data entry. This project ...
CommunityBot
- 1
1
vote
1
answer
294
views
AGOL Published Service - Changing Label Decimals
I published a service from ArcGIS Pro and would like to change layer decimal places for the label in AGOL. Option A is to republish and correct the labels in ArcGIS Pro but wanted to see if there is ...
CommunityBot
- 1
2
votes
1
answer
69
views
Getting attributes from different layers with multiple overlaping polygons
In QGIS 3.34.4 I have 2 layers, one underlying layer (Layer 1) and an overlapping layer (Layer 2).
Both layers are polygon layers. I want to get the specific data of one field from layer 1 to a field ...
- 530
4
votes
1
answer
2k
views
QGIS Naming Model Outputs using attribute from input layer
This is the first QGIS Process Model I have ever attempted to build (and I am still on a learning curve with QGIS generally).
THE ASSIGNMENT:
I need to build a model that will take an input vector and ...
CommunityBot
- 1
2
votes
2
answers
269
views
Assigning unique ID to new points in QGIS
I want to add a new field to my feature attribute table. In this field, I want to generate a random ID (just a number, like 1, 2, 3, etc.) for every new and existing point I create on the map.
This is ...
- 66
0
votes
0
answers
11
views
Lizmap attachment field not working
I'm trying to create a hyperlink to a server directory, but it's not working.
When I try with a URL, it works, but with the path to a folder, it doesn't.
It is not possible to create a path to a ...
- 77.7k
3
votes
1
answer
7k
views
Adding easting and northing points in ArcGIS
I am trying to add coordinates into ArcGIS 10.6.1. Below are the Northing and Easting I have been given.
I have added these Northing and Eastings into an Excel sheet and saved them as a CSV File (The ...
CommunityBot
- 1
4
votes
2
answers
223
views
Creating new field from another field in QGIS Field Calculator
I am trying to create a new field in QGIS where:
if the number in the field "DN"=2, then the new field (a text string) will say "veg"
and if the number in the field "DN"...
- 17.4k
0
votes
0
answers
25
views
ArcMap Layer properties of personal geodatabase: activate field doesn't work
I'm working with a personal GDB in ArcMap. When I go to Layer Properties -> Fields not all fields can be activated. I can set the marker for the field but the attribute table is not updated ...
- 65.4k
0
votes
0
answers
44
views
If Statement returns false result-Arcade
When a point feature with Object ID 299 is selected, two other records from the same attribute table should be retrieved and displayed in a pop-up as a secondary table on the same Pop-up in ArcGIS Pro....
- 29.9k
2
votes
0
answers
517
views
How to assign values for one column of the attribute table on QGIS
The table is below.
Then I want to assign 3 values:
[43.8,
39.0,
25.9]
to the X field by row.
If there are thousands of rows in the table, can I just paste them just like in Excel?
The version of my ...
- 65.4k
5
votes
4
answers
2k
views
Populate field in one layer with corresponding value from another layer
I have 2 existing vector layers: 1 point, 1 polygon. In almost all cases the points overlap a polygon. Both layers share a field (Zone id).
The point layer has multiple existing features (1,000+) ...
- 30.9k
1
vote
1
answer
372
views
Features disappear from layer
I have a problem with my newly created layers. I have drawn a lot of features and most of them disappeared during the weekend while the pc was turned off. They are not visible in the drawing, in the ...
CommunityBot
- 1
3
votes
3
answers
386
views
How to make a hyperlink for a point layer in QGIS so that you can go to Google Maps
How to make a hyperlink for a point layer in QGIS so that you can go to Google Maps.
I need to have a separate field when clicked it will show me that point on Google Maps.
- 6,395
16
votes
4
answers
45k
views
Changing data type in QGIS Attribute table
I have county data in which the "FIP"s (actually State "FIP"s and County "FIP"s combined). I have data imported as CSV with the same "FIP"s data titled '...
- 34k
1
vote
1
answer
613
views
Extracting centroids from property of polygons
I have been using a function to get the centroid of each polygon (building) in my dataset.
var buildings = ee.FeatureCollection('GOOGLE/Research/open-buildings/v1/polygons')
Map.addLayer(buildings, {...
CommunityBot
- 1
4
votes
2
answers
224
views
Deleting contents of all entries in field in QGIS Attribute table
In QGIS, how can you delete all of the entries in a field in an attribute table? If you go to a particular entry in a field, you can delete that entry, but how can you delete all of the entries in the ...
- 34k
4
votes
1
answer
3k
views
Adding field aliases from CSV in QGIS
I have a geodatabase with all of my data, but I would like to add more friendly aliases from a separate key I have stored in a CSV. How do I go about adding these aliases to my field names in my ...
3
votes
0
answers
39
views
Creating/updating fields without create temporary files in QGIS Model Designer
So I'm starting with an "add layer" input, then a "refactor fields"
and I need the output to update the original layer I added in the "add layer" at the beginning.
So I ...
- 34k
2
votes
1
answer
149
views
When deleting attribute from GDB file all the fields in the remaining attributes get deleted as well in QGIS
In QGIS 3.38.2 I have a gdb shapefile with many attributes, let's say A100, A200, A300 and with many fields. When I go to the edit through the "Open attribute table" and delete A200, all the ...
- 34k