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

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3
votes
2answers
601 views

Changing precision on a column in the attribute table without losing data?

I have data in an Excel file that I want to join with a shapefile in my project. The Excel file contains values like volumes. The Excel file and the shapefile I want to join it with both contain the ...
3
votes
1answer
1k views

QGIS 2.4 : How to search an Attribute Table?

I am learning how to use QGIS on v.2.4. When opening an attibute table, it does not have any clear "look for" search bar as seen in older versions in screenshots and videos. There is now a (SQL?) ...
3
votes
1answer
279 views

Unwanted spaces being placed in shapefile text fields by ArcGIS Desktop?

I have a table with a row Page_Number_N some of the rows have values and others just have a space. For example record 4 is just a space. Field values are Strings. 1 2 3 5 When I start an edit ...
3
votes
3answers
72 views

Joining Excel File to ArcMap

I'm trying to join an excel file to ArcMap. The information in the excel file is clean and doesn't contain any characters that might hinder the joining process. However, when I join the file, all of ...
3
votes
1answer
46 views

Basic attribute table setup QGIS

I made several point shapefile layers. The properties only differ in their assigned colours. Each attrubute table consists of a single field "id" and each record is null. I now wish to assign a name ...
3
votes
1answer
33 views

Get the full list of commons

In QGIS I've loaded the shape file "province" in which attribute table contains 242 fields (the municipalities of this province) and also two other files downloaded from openstreetmap about hotels ...
3
votes
1answer
33 views

Positional join with multiple overlaying geometries, each containing a different attribute

I can't find any documentation on how a spatial join in QGIS is working on the following situation: An area layer is being spatially joined with a polyline layer in order to compare attributes of ...
3
votes
1answer
64 views

How to merge attribute table properties from one layer to another in QGIS?

I am using QGIS 2.2.3 (Lyon). I have a vector layer with a linked attribute table. In order to do multiple tests on the layer, i created a copy in a new layer. The attribute table on this new layer is ...
3
votes
2answers
43 views

replace records in layer with records form another layer by id and column name QGIS

I have a two polyline layers - one with 2800 rows, the other with 150 rows. Each row has a unique id column. I need to replace the records in one column of the the 2800-row layer with the records ...
3
votes
1answer
22 views

Selecting trips that their pickups and dropoffs are located in the same polygon in ArcGIS

I have point features indicating the taxis' trip data for pick-ups and drop-offs like the following: [pickup_longitude, pickup_latitude, dropoff_longitude, dropoff_latitude, #passengers] I want to ...
3
votes
1answer
111 views

Table output from QGIS graphical modeler

I have developed my own model, which processes input vector layer. The final output is vector layer that contains many attribute fields, and of course, also the geometry, but I need a simpler output - ...
3
votes
1answer
248 views

Startup python script to re-join layers in QGIS?

In QGIS 2.2, there is a bug which involves using the JOINS properties on a vector layer (that is already being joined with several other vector layers) whereby the attributes are not fully loaded. ...
3
votes
1answer
237 views

Drop down menu for Coded Domain not available in edit session

Using ArcGIS Desktop 10.2.2, Advanced license. I created a new coded domain for a string field. I added the domain to an existing field. When I edit the features, i would expect to get a list of the ...
3
votes
1answer
2k views

ArcMap - Opening the attribute table gives 'Could not load data from the data source' error

ArcMap wont display the attribute table of a dataset. I get an error 'Could not load data from the data source' and it says 'An invalid SQL statement was used'. It then opens a table with the correct ...
3
votes
1answer
3k views

Using the Field Calculator in a Domain field

I have a coded domain field with 10 dropdown options. Possible choices include integers and text. I need to change a selection of 250 features (which have differing values) to the same value. This ...
3
votes
1answer
919 views

ArcGIS 10.1: Subtype/Domain Functionality

Is there any way to create more complex conditional domains in a table than a single subtype and associated domains? I would like to get the same functionality that more than one subtype in a single ...
3
votes
1answer
2k views

QGIS Attribute Table Not Displaying Data

Using QGIS and one minute I could see the attribute table, the next minute I couldn't. Using QGIS on Linux Mint 13. I tried purge/autoclean/reinstall to get a completely new download of all ...
3
votes
1answer
37 views

How do I export data points from topology checker into an attribute table?

I used topology checker in QGIS to find all dangles in my roads polyline shapefile. The topology checker returned about 528 dangling ends, also called errors. How do I save these points into an ...
3
votes
1answer
77 views

Exploding features based on numerical field in QGIS?

I have a set of data as polygons, each with a Number field with value X. Is there then a way to copy this into X number of polys at the same location? (ideally points distributed across the poly but ...
3
votes
1answer
193 views

How to remove a specific unique value with arcpy

using arcpy, i would like to remove,from 50 mxd files, a specific unique value called "residence a" (exist in 3 layers) from the table of content. so i will get this result: The value of ...
3
votes
1answer
1k views

Is it possible to edit related tables in ArcGIS Online?

I would like to make an editable web map where the user can create a feature then fill in information in a related table all in ArcGIS Online. Is there any way to do this? So far, my research says ...
3
votes
1answer
619 views

Convert KML to an Attribute table

So I was wondering if it's possible to convert the KML files to an CSV attribute table (of those geometric features). So I've found this code that converts the KML to CSV, but really just prints the ...
3
votes
1answer
597 views

How to calculate the distance to multiple locations from each cell of my raster?

I'm working with Arcgis 10.1 and Python 2.7.2 How can I calculate the distance to multiple locations from each cell of my raster? I tried euclidean distance but it only provides the distance to ...
3
votes
2answers
331 views

How to show attribute table of object when user clicks on it?

sorry if I'm asking stupid questions but I really spent days trying to figure out how to add functionality to my map so that when user clicks on some map object he gets the attribute table on the side ...
3
votes
1answer
1k views

Build Raster Attribute Table with GDAL Utilities

Is there a way to build a raster attribute table using one of the GDAL utilities? I know you can view it using gdalinfo and I have successfully created one using Python, but it would be so much ...
3
votes
2answers
776 views

Why does the attribute Table not maintain input data?

for a longer time I have a problem with the attribute table. I create the polygons on the map, I fill up the table with attributes. Then, if I click "save", all the data from the table are being ...
3
votes
0answers
45 views

How to access attributes from linked tables (QGIS 2.14.2 Essen)

I have one source shape file like this: It consist the geographical coordinates of weather stations: And several attribute files, wich contain the Temperature data of each date for several years ...
3
votes
1answer
36 views

Setting Data Driven Pages rotation when index has extra page polygons edited into it?

I have created an index to use with data drive pages. I used strip map index and then altered the geometry of the index polygons to better fit my project area. I also added additional index polygons. ...
3
votes
1answer
99 views

How to sort attribute table using ArcObjects/VBA code?

I'm using ArcMap 9.3. Shift the rows order display (ascending/descending) for a given field is as simple as double clicking on the screen. However I'd like to know how to perform this simple ...
3
votes
2answers
515 views

Export Raster Attribute Table using Open Source software

I've got 120 or so geotiff files that I'd like to build and export the raster attribute table to something a little more friendly (e.g. csv). I'm curious if there is an open source way to do this. ...
3
votes
0answers
374 views

Batch export to shapefile by attribute field in QGIS

I have a project in QGIS where I am creating a map of plants over a large area. I want to take the "Genus" field (of which there are 100 hundred values) and essentially create 100 shapefiles based on ...
3
votes
0answers
501 views

How to export data from sql server into shapefile in the decimal format in QGIS 2.4?

The last couple of days, I have been working on exporting data from SQL to a shapefile in QGIS 2.4. While converting into a shapefile, the data type changes automatically from Float to Integer in the ...
3
votes
1answer
279 views

Can QGIS table editor achieve similar results to Pivot tables in Excel?

Is it possible to achieve similar results to Pivot Tables in QGIS table editor so as to use just QGIS instead of several software solutions? Or are there maybe some plugins capable of achieving those ...
3
votes
1answer
128 views

How do I add a field to a table using the QGIS graphic modeler?

I was wondering if anyone could help as I'm struggling to get anything out of the QGIS graphic modeler. For info I have no programming skills whatsoever. I need to be able to add a new field to an ...
3
votes
0answers
272 views

QGIS Select Single Feature not correct in attribute table

For some reason, QGIS is not displaying the correct row of my data when I click on a feature with "Select Single Feature" or even the other select tools. I have a point database linked from mysql. ...
3
votes
0answers
80 views

How do I merge US counties consistently? [closed]

I am new to QGIS. My project involves county-level data. The problem is that US counties keep changing! (See the US Historical Counties project: http://publications.newberry.org/ahcbp/) Since my ...
3
votes
0answers
374 views

How to create raster attribute table to a raster data using gdal python?

I classified a remote sensing data and saved it as a raster using Gdal python. I want to create a raster attribute table for this classified result.. my classified raster has five classes with ...
2
votes
6answers
897 views

How to export attribute table with start and end coordinates of lines to Excel?

I am working in QGIS. I have a georeferenced line layer and I want to export the attribute table and the coordinates of start and end points of my lines to Excel. Can I do this with QGIS?
2
votes
3answers
128 views

How to count classified points in polygons?

is there a way to merge the attribute table of a csv file into a the attribute table of a vector? Join is not the answer for me because in this way the plugin GroupStats that you suggested me to use ...
2
votes
4answers
141 views

CSV points not showing up when importing them in QGIS [duplicate]

I know this question has been asked before in one form or another, but those answers didn't solve my issue. I'm using QGIS 2.14.0 and trying to upload lat/lon coordinates from a csv file. When I ...
2
votes
3answers
55 views

Add value to entire column in attributes

Is there a way to add a value to the entire column? I don't think i can use raster calculator because it's a text i want to add, the letter "B". Here is a picture. This is what happends when i use ...
2
votes
1answer
4k views

Receiving error 000539 from CalculateField_management?

I am trying to add (ie "Author", "LastUpdated") to feature classes within a gdb and then populate each of those fields. I have been able to get my code to run properly for the numerical field but I ...
2
votes
1answer
625 views

Change field names automatically

I have an attribute table with over 2500 fields. About 2000 fields start with the name "All_txt_" (eg "All_txt_Watermelon"). Is there a way to remove this "All_txt_" from all the fieldnames ...
2
votes
3answers
200 views

Problem with deleting features/objects in Attribute Table

I am a new to the field of GIS-Software. So i hope for your patience. English is not my native language so sorry for that too ;). My overall goal is to export a DXF-File with just the special objects ...
2
votes
1answer
2k views

Iterating through columns in table using ModelBuilder?

I am unable to find any info on how to use ModelBuilder to run a certain spatial analysis function on each column in a table. I have a table to sample locations and at each location there are a ...
2
votes
2answers
104 views

Update field based on spatial query (QGIS)

I was an intermediate user of MapInfo and have recently converted to QGIS. I would often use MapInfo to add a column in boundary file A saying which zone in boundary file B it is contained in. ...
2
votes
1answer
61 views

Importing shapefile into GRASS, and multiple new rows appear in attribute table

I am importing a GADM Global Administrative Areas shapefile into GRASS (using QGIS 2.8.2 interface). When I do this, multiple additional rows are created in the attribute table. It goes from this: ...
2
votes
1answer
123 views

How to access a specific feature?

Is it possible to go to a specified row number (or perhaps the next/previous) row using PyQGIS? This code gets the value of the first attribute in the first row of the table features = ...
2
votes
2answers
500 views

Classification to attribute

Using Esri Desktop Advanced 10.2.2 is it possible to create an attribute based on a classification method, i.e. Jenks? To elaborate - if you use the symbology tab in a layers properties, you can set ...
2
votes
2answers
808 views

How to compare two string field values within a given string value in ArcGIS10

I have a polygon shapefile which displays villages [NAMING]. On its attribute table I have, in one Field, their names and for each feature and I have its municipality too [POLYGON_NM]. Now what I ...