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

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2
votes
0answers
43 views

How do I get Actual Truck Driving time to the Network Analyst?

I am new in working with the Network Analyst tool in ArcGIS. I am trying to find the closest facility to some assigned incidents. The result that I am taking after I solve the paths is in minutes. ...
1
vote
1answer
236 views

AttributeError: 'NoneType' object has no attribute 'dataProvider'

I want to add new column to attribute table of vector layer via Python console. I'm trying to do this following instructions from http://docs.qgis.org/testing/en/docs/pyqgis_developer_cookbook/vector....
2
votes
1answer
52 views

How to create a unique identifier in the attribute table based on spatial location within another layer?

I am currently working in ArcGIS 10.2.2 for Desktop and would like to know if there is a workflow for creating a unique ID for polygons within a shapfile based on their location. I am using data ...
8
votes
3answers
6k views

Displaying dynamic table in Data Driven Pages environment?

I am creating a map series that has many polygons per sheet. There is annotation for the polygons however some polygons are very small with no annotation for them (annotation would completely hide a ...
0
votes
0answers
39 views

how to divide a Area shapefile into multiple segment, so that each segment will be a seperate feature in attribute table? [duplicate]

I'm very new to GIS, I'm using QGIS and here's what I want to do: I have a shapefile of an area . I want to divide that area into multiple segment (not grid), so that each segment will be a ...
3
votes
1answer
75 views

Update column in .shp from .tab with QGIS

Is it possible to perform in QGIS an "update column" on a .shp table with data from a MapInfo.tab having one field apparently in common? One of the greatest uses of QGIS (for me) is the availability ...
2
votes
1answer
32 views

Joining data from 2 shapefiles Qgis

I think there must be a atraight forward answer to this but I haven't managed yet: I have two shapefiles for the same watershed they are both divided into different areas with different erosion ...
5
votes
4answers
140 views

How to select and change only certain (same)values in attributetable in QGIS

I have an attributetable. Spread all over it are numbers like -99999997. I want to replace them by zero (0). There a many columns in which there are such numbers. I have used the expression (an ...
0
votes
0answers
61 views

Dynamic symbology or Attribute driven symbology: How is it done?

http://pro.arcgis.com/en/pro-app/help/mapping/symbols-and-styles/attribute-driven-symbology.htm Two dilemmas I have found myself trying to figure out. 1.Is there a way to configure ArcMap with an ...
1
vote
1answer
41 views

How to show just a few objects in the attribute table? [duplicate]

I am pretty lost with the attribute table, so I couldn’t figure out the already existing answers about it (using QGIS 2.12.3.). I have a shapefile with all the protected areas in one region. Since I ...
1
vote
0answers
24 views

Missing Geocoded Addresses in Attribute Table

I geocoded about 13,000 addresses. I opened the Interactive Rematch Window and made adjustments where necessary. When I look at the Interactive Rematch window, I can see all of my addresses. ...
4
votes
3answers
84 views

How to Make Two Attributes Display Simultaneously on one Shape File

I am trying to make a map that displays both an incidence rate of a type of cancer and also display at the same time a percent of the population per state that has a certain vaccination. I've added ...
2
votes
1answer
56 views

How to Combine features in an attribute table based on an attribute

I have a shapefile containing country boundaries for a number of countries in Asia. Many of these countries have hundreds of islands, so that overall there are other 2000 separate features in the ...
1
vote
2answers
246 views

Inserting text into field of attribute table in ArcGIS for Desktop?

I am populating an attribute table. After adding a field i have to populate the field with different texts in a sequential order like water, air, car, school etc. i have completed inserting water ...
1
vote
1answer
58 views

Is it possible to change the precision of a field in the attribute table in ArcMap? [duplicate]

Is it possible to change the precision of a field in the attribute table in ArcMap? I have a shapefile with X and y coordinates of pointlocations. I would like to change the precision. Is this ...
2
votes
6answers
1k 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
2answers
145 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. However,...
2
votes
3answers
2k views

Creating new shapefile based on its attributes with python?

I have a shapefile which has an attribute year. I used to generally copy and paste these features in the dataframe and then using the definition query just show polygons which were established before ...
3
votes
2answers
74 views

Separate different zones from one attribute in QGIS?

I am new with QGIS and I use QGIS 2.12.3 Lyon. I downloaded from an official web side the protected water areas. Those areas are separated in different zones (for example zone I, zone II and zone ...
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 ...
1
vote
0answers
21 views

In QGIS add new attribute table features from updated csv [duplicate]

In QGIS I created a point layer from a csv using "add delimited text layer" (the comma icon). I set style and viewing scales the way I want for the layer. Since then the csv has been expanded with ...
3
votes
2answers
129 views

How to calculate depth from Esri ocean basemap?

I need to find potential routes for undersea power cables in South East Asia, therefore I need to select all areas where the ocean is less than 4000m deep. I load the "ocean basemap" from Esri but it ...
9
votes
3answers
443 views

Minimizing attribute tables in ArcMap?

Prior to ArcGIS 10.0, I worked on several attribute tables at once and I often minimized them. Now, the attribute tables have no icon to minimize them using ArcGIS 10.1 for Desktop on our Windows 7 ...
1
vote
0answers
29 views

Publishing feature layer with enabled editor tracking overwrites edited creator attribute

trying to publish a populated feature layer via ArcMap 10.2.2 (share as > service) to ArcGis Online with Editor tracking enabled, without having all "Creator" and "Editor" Attributes being overwritten ...
7
votes
7answers
680 views

Is there a quick way to clear all attributes from a layer but leave the polygons in place?

I have a Shapefile layer in QGIS 2.6 with several polygons, each of which has data in over 100 fields. I need to create a new layer with all the same polygons, but with all their data fields blank (...
3
votes
2answers
269 views

loss of attribute data when copying between layers

I am trying to copy points from one layer to another in QGIS 2.2 The problem I get is that all the attribute data from the copied points is missing when copied onto the new layer, the columns show ...
1
vote
1answer
22 views

QGIS - Have spreadsheet with col from 0% to 100% plus null want 100 bin gradient plus one more for null

Newbie alert. Have a spreadsheet with no geo; has a col with values in there from 0% to 100%, plus several blanks/nulls. Ideally would like a 100 step (bin) gradient fill from 0 (100% black) to 100 (...
2
votes
1answer
62 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: ...
1
vote
0answers
17 views

QGIS .shp joined to xlsx.vrt; Classify works, Rule-based does not

Very simple set up. Tiger .shp file as a layer. Has a join to an xlsx non geo attribute table as a .vrt .shp has join on MTFCC to MTFCC in xlsx.vrt. xlsx.vrt, has a string field with a brief label ...
4
votes
2answers
129 views

How can I delete multiple field attribute values from an attribute table?

I have a Centerlines feature class to which I transferred attributes from an AddressPoints feature class, and now each centerline has the correct street name but also a street number which I don't ...
3
votes
1answer
287 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
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 ...
7
votes
1answer
10k views

Adding automated values to attribute field?

I have parcel and buildings layers. In their attribute tables I want to replace "NULL" values with numbers from 1 to 2000, in "Parcel ID", or "Building ID" field. How can I do this in ArcGIS ...
5
votes
1answer
7k views

Why can't I edit attribute table imported through 'text as layer'

I imported the coordinates from an Excel table. They show as single points as intended. Now I want to add columns to the attribute table, but I'm not able to edit it. I wanted to import the following ...
18
votes
5answers
20k views

How to determine the centroid of polygons?

I have a polygon vector and I want to quickly attain the centroid of this polygon for insertion in a text document. I am working with QGIS. I searched through other questions and although some are ...
2
votes
1answer
84 views

Rename cells in Attribute Table to 'XXX.$ID'

I feel like this should be easy to answer, but I can't get it to work for me. I need to edit the attribute table of a .gpx file before I load it into my GPS, in order to label the points. I can rename ...
2
votes
2answers
94 views

type mismatch: 'esri_8' when using field calculator

I am trying to run the VBScript 'round' function using the field calculator on a column for a numeric field that contains a large number of rows (> 500k). When I run the code on a subset of the field ...
2
votes
1answer
56 views

Creating definition query on layer excluding decimal values in ArcGIS for Desktop?

I am working on a layer of spot height in ArcGIS 10.3. The attribute table of this layer contains a field called 'Elevation' wich one provide the altitude of these spots height. These values can be ...
3
votes
3answers
85 views

Can't replace attribute with field calculator

I have an attribute table where one of the columns (laeskaerm) has been edited/created by checkboxes on 2 different machines. Result: it contains both 1, 0, true, false and NULL I'd like to replace ...
2
votes
0answers
28 views

Adding attribute data together within multiple polygons in QGIS? [duplicate]

In QGIS I have two vector layers, the first is a set of polygons and the second is a series of points. Each point has a numerical attribute associated with it and is located within one of the ...
2
votes
3answers
59 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 ...
0
votes
2answers
302 views

Adding one search box for multiple GeoJSON polygon layers?

Multiple GeoJSON markers can be combined to one group layer then search on a specific attribute but doesn't work for GeoJSON polygons. How to put multiple GeoJSON markers and polygons in one search ...
2
votes
0answers
86 views

Using attribute table values as input for raster calculation - modelbuilder and iteration

I have multiple years of daily XY point shapefiles that contains multiple attributes. I would like to choose one attribute from my XY point and perform a raster calculation with that value and apply ...
3
votes
1answer
133 views

Adding date field to attribute table using QGIS processing modeler?

I want to add a date field to my output layers attribute table, using processing modeler. I want the Date field to be a parameter in my model, because I want to manually input the Date everytime I ...
0
votes
1answer
51 views

Converting column with data type string to double using ModelBuilder?

I am using ModelBuilder to create a tool. In the middle I have to convert the string values of two columns of a data (in attribute table) to double (for calculations in later steps). Can I do this ...
1
vote
2answers
40 views

ArcGIS Attribute table add field and summarize certain categories?

I try to summarize CorineLandCover12-classes together to a higher level into a new column. For example: 1.1.1 continous urban fabric plus 1.1.2 discontinous urban fabric should become 1.1 Urban ...
5
votes
2answers
1k views

Road Symbol/Label issues in ArcMap?

I am trying to control how many road symbols and how do I do that ? I have geodatabase that has Transportation and in it has a featureclass, "Major_Rds" and it also has three symbology for Interstate, ...
3
votes
1answer
212 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
2answers
709 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 ...
0
votes
0answers
248 views

PyQgis: How can I preserve order or index when adding features to a Vector Layer from a file?

As I read data from a text file and add points to a QgsVectorLayer (as well as related attributes), each new record gets 'stacked' on top of the previous one in the Attribute Table (and within the ...