Questions tagged [attribute-table]

A tabular set of data linked one-to-one to a set of spatial features.

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Display “values” or “description” of Value Map in Attribute Table

I am using a geopackage with a number of tables, some of which I have added in a Value Map to the fields. The value map is to ensure consistent entry of codes to the data to comply with a specified ...
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33 views

Qgis 3.12 export to EXCEL table

I am using QGIS 3.12. I want to export my attribute table to an exciting EXCEL table but I want to arrange the columns in a different order and also to select which columns to export and which not. Is ...
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25 views

Edit array type attributes in attribute table

I loaded a PostgreSQL layer in QGIS project. The layer has some array type attributes like integer[]. I'd like to edit these attributes in Attribute Table. But it doesn't work, I could not type any ...
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15 views

Identifying where selected features are

I am able to select the features from the attribute table but my data is so small that I am unable to identify where the selected features are. The features selected are from a raster attribute table ...
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1answer
25 views

Copy data attribute into QGIS layer (not external link)

I need to copy data from an external file .xls to a layer. I have to share a project with only shape file (no .xls). Now the layer has normal data attribute with join I do not understand that ...
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34 views

Adding to attribute tables

I have a question about adding data to attribute tables. I uploaded an Excel file into ArcMap (File -> Add data -> Add XY data). I chose the table from Excel that had the orientation data's latitude, ...
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18 views

How to get a conditional attribute from two Raster datasets attribute table?

I have two rasters, clipped both the dataset using the same shapefile, project them to the same coordinate system but they have different cell size and different extent. The rasters are of the ...
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1answer
28 views

QGIS Random Points in Polygon PRESERVING Attribute Table?

I have a complicated shapefile of overlapping polygons. I need to generate random points inside each polygon, which is easily accomplished using Vector -> Research Tools -> Random Points Inside ...
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2answers
57 views

Labelling polygon with multiple values from Attribute table

What is a good way to put a list of names in one polygon feature? For example, I'm creating a County Facilities layer. There are cases when you have multiple departments in the same building. I don'...
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1answer
45 views

Add multiple fields to a shapefile based on multiple expressions

I would like to optimize the creation of several fields within a very large shapefile in QGIS based on multiple expressions (see below). I've done it manually without any problem in QGIS with the ...
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1answer
32 views

Conditional formatting with color and icon for table in print layout

I used the conditional formatting option in the attribute table (figure 01) in QGIS 3.12. I created a layout with the map and the attributes table (figure 02). With the option “apply layer ...
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21 views

How can I select features with both multiple attributes and NULL values

I'm using ArcMap and am trying to filter a selection from my attribute table that contains both NULL and regular values but it is not working. The query should only select John values with NULL, ...
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Is there a way to auto generate ID numbers based on a subtype field?

I've been working with Attribute Assistant this week and am struggling with GenerateID. I'm hoping that there is an expression that I could write in the DynamicValue table so that the tool looks at ...
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41 views

Saving changes of attribute table QGIS

I'm doing changes to a new field I created on the attribute table of a grid shapefile (.gpkg), the grid is circle clipped to the extent of a 4km radius buffer, it contains 499358 cells. The new field ...
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1answer
25 views

Columns order mixed up by style

I have a point layer for wich I've set the order of columns while using field calculator and Refactor fields instruments. But the order of colums is different when I'm choosing point by Identify ...
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9 views

Adding a integer fixed length field in ArcGIS attribute table (a pincode) that has to take six digits only

I want to add a integer field in attribute table in ArcGIS such that it takes only six digits i.e. it has to be populated by six digits otherwise it is better off NULL. I search the internet but i ...
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19 views

Iterate through the attribute tables of several SPDFs in R

In short I want to know: What would be the appropriate way to iterate through several SPDFs and do a calculation on every row in their attribute tables? Some more details: I have some SPDFs and I can ...
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23 views

How can I open a raster attribute table in QGIS? [duplicate]

It is simple in ArcGIS but how can I open attribute table of a raster in QGIS?
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2answers
158 views

QGIS: Use 'replace' expression for 2 characters in one field calculation

I have a field of currency values in an attribute table. As an example, I'm attempting to replace £10,000.00 to 10000.00 so QGIS can run graduated styles on the new field. The following replaces the £ ...
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2answers
67 views

Adding coordinates to attribute table

If I use the 'Add coordinates to point' it adds the coordinates to in the file, however splits the data into the amount of objects in the original file. If I try to add separate columns in the ...
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28 views

How to mosaic multiple rasters and keep their attribute tables in ArcGIS?

I have multiple rasters and I would like to mosaic together. For each raster, I have created an attribute table that contains one additional column of text codes. I have not been able to keep the ...
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When adding a new field, my data type changes from short integer to long integer in ArcGIS Pro

I am having trouble in Pro where, when I'm adding a new field to an attribute table (let's call it "Code"), I m trying to make the data type Short integer. Once i change it to short integer, I run it ...
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18 views

Copying attribute field into another layer and importing data from file into attribute table

I am using QGIS 3.12 and wanna know how to copy and paste field attribute from one layer into another? Here is what I wanna do: copy all the attribute field from 1st pic to 2nd delete all field in ...
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1answer
21 views

QGIS displaying features in reversed order

I loaded in a .shp and went to inspect the attribute table, the features are listed as follows: # Attr_1 Attr_2 1 3 C 2 2 B 3 1 A <--- hover shows "Feature ...
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QGIS importing CSV files only as attribute tables, although they contain coordinates in the right format

I've got an issue importing CSV files to QGIS 3.12 Bucuresti and/or 3.4 Madeira. Months ago I created a point distribution map for several species with several CSV files containing geographical data. ...
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38 views

Create a column in one attribute table based on a column in another attribute

In QGIS, I have a river shapefile that does not include the basin that is in. I have a separate shapefile that does. Is there a way to get that river shapefile to have a new column of basin data in ...
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1answer
25 views

Is it possible to change the attribute that appears on the screen when I press the button “Identify features” above multiple points overlaid in QGIS?

In QGIS I need to map a lot of interest points in my city that was imported through a .csv file in order to compose the layer "Notas D6". I use the button "Identify features" to see more details about ...
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113 views

Merge several columns to one in attribute table, maybe coalesce with condition?

In my attribute table, I have 9 columns providing information on the same thing (group ID). One row does only have one group ID. I.e. one row has a group ID in one of these 9 columns, in the other ...
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26 views

How can I automatically extract attributes in a Shapefile for a group of points (latitude and longitude) using QGIS?

I have a Shapefile for the City of Montreal with buildings' attributes. I also have the coordinates (Latitude and Longitude) of a group of points and I want to extract the attributes for each point. ...
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20 views

Featureclass attribute tables corrupted, but still exportable?

I have a model that takes a geodatabase of rasters and a featureclass, iterates through the rasters using the FC to calculate zonal stats on each, then creating a field and storing the values in the ...
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1answer
21 views

Get fields comments instead of names when viewing object by “Identify feature” instrument

I have a point layer with column NAMES like: Object_ID, Type, Link, Area an so on. Each column title has a COMMENT, like: Object identification number, Type of organization, site URL, Floor area in ...
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22 views

Kmeans clustering in QGIS not displaying results in attribute table [closed]

I'm new to QGIS and trying to cluster my points using the kmeans method from the attribute based clustering package. I am using latitude and longitude fields each with equal weights. I run the ...
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25 views

Existing features not in Attribute Table and Data View

In ArcMap 10.7.1 I have drawn some lines in a already existing feature class containing other lines. The preexisting lines are displayed correctly in data view and attribute table. The new drawn lines ...
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Create multiple features from a single field

I have a point feature class showing addresses where trees were planted. A single row in the attribute table represents a single address. I have a field in the attribute table called "...
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1answer
45 views

Remove unwanted regions from map data QGIS

I downloaded Census Tract shape file data from the US Census for the state of Maryland. There are ~1400 census tracts. This is a vector layer in QGIS. I have a separate CSV that has 84 census tracts....
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1answer
43 views

QGIS: LIKE-comparison with wildcard between value from table and value from atlas_feature for filtering an attribute table

I am trying to filter an attribute table in QGIS Print Composer based on the current active atlas feature: I have a table with an "id" column with and some records that have these values in the "id" ...
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1answer
40 views

geomintersects function limit

I am using geomintersects in QGIS and there is, unfortunately, a limit for feature test of this function (100000 test). Is there a way to exceed this limit to take more than 100000 test?
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1answer
79 views

Copy attributes from one feature to empty row of another feature in QGIS 3

How do you copy all of the non-geometry attribute data from one feature to another "empty" feature? For example, how would I copy all of the non-geometry attribute data from the "Seattle Mariners" ...
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29 views

Can't edit data in certain columns in attribute table

I am able to edit certain attributes in my table, but not others. For any given record, I can edit all but two of the columns. Those two columns cannot be edited in any record. The non-editable ...
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1answer
66 views

Attribute field names truncation when creating shapefiles

I am wondering what is the expression that truncate a given name to the 10 characters name used in ESRI shapefiles when an object is saved as shapefile with the function writeOGR in R. For example, ...
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29 views

Customize colors, symbols and point sizes by different attributes using ArcMap

I am using and extremely new to ArcMap. I have some data with have two major attributes: geological group name, and estimated vegetation coverage classification names. The vegetation classes are ...
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1answer
39 views

Categorizing most often attributes in column

I have a shp point layer with a "USER_ID" column. There is about 19 thousands features. Some of "ID"'s enters the list only ones or twice, but some of them enters 50 or more than 100 times. I need to ...
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30 views

QGIS Attribute tables and adding fields data to all attribute tables through a lookup from an imported database attribute table [closed]

I understand you can add data to a single attribute table in QGIS via the field calculator from a database CSV layer. This allows a lot to be done with a single attribute table. Now this is good if ...
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2answers
60 views

Organising attribute table in regard to categories in QGIS

I'm using QGIS 3.10.2 A Coruna. I translated a DWG/PDF Plan into GIS where I harmonized every object in regard to topology and correct geometry. The map represents a development plan of a project we ...
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1answer
91 views

QGIS add attributes of points to attributtable of lines

I'm using QGIS 3.8 with Grass 7.6.1 I want to add only the names of my vertices (from line intersection, duplicates deleted) to the attributtable of my lines (like start and end node). Every line has ...
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1answer
37 views

Preparing data for polygon to raster?

I am doing my GIS course term project in which I am integrating 3 kinds of map with index overlay method to see how much heat stress level is on my walking trail. To do it I have the tree canopy ...
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1answer
27 views

Categorizing attributes by keyword in new field with field calculator in QGIS 3

So, the geological classification shapefile of the Philippines has the 'DESCRIPT' field which contains the geological time scale of each feature. "Oligocene-miocene" and "Oligocene-miocene (igneous ...
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2answers
59 views

Updating a field with something like “if feature_1 is in field_1 then write category_1 to field_2” in QGIS Field Calculator?

I'm grouping different geological time scales into more general time scales. An example of what I would want is "if Oligocene-miocene is in descript_title, write Oligocene-Miocene in ...
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1answer
53 views

Joining tables results in null values within joined part using ArcGIS Pro

I have tried various geoprocessing tools, read through the stack exchange, googled questions, and I still have not figured this out. I am trying to join a table based on GEOID field. I made sure ...
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1answer
55 views

Table of Latitude and Longitude with Associated Elevation

I need to create a table that allows me to retrieve the elevation value for a given GPS coordinate pair. Currently, I am just doing this for New Zealand. I'm working in QGIS using a GeoTIFF file, and ...

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