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

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0
votes
0answers
13 views

In QGIS add new attribute table features from updated csv

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
113 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 ...
6
votes
4answers
242 views

Need to find strings that contain the same word twice

I have attribute data with owner names. I need to select data that contains the last name twice. For example, I may have an owner name that reads "BENNETT MCCARL & ARNETTE BENNETT". I would like ...
0
votes
0answers
12 views

Where can I find bathymetry data [on hold]

I look for digital bathymetry data to assess where underwater power transmission lines can be build. I found a few maps but without attribute table, so I don't know how deep it is. Is there a way ...
8
votes
3answers
235 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
22 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
493 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 ...
0
votes
1answer
20 views

Restoring Table window in ArcMap? [closed]

I am using ArcGIS 10.2.2 for Desktop and in ArcMap I have a maximized table window with only x in two places, and a little square which does nothing. I clicked the work Table in the upper left, to ...
3
votes
2answers
177 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
2answers
49 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. ...
1
vote
1answer
20 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
58 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
13 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 ...
3
votes
2answers
105 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
172 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
21 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 ...
2
votes
1answer
31 views

Performing Statistics operation on field in Attribute table?

I am working with the Shapefile consisting set of points. One of its field (let's call it X) contains numeric data, ranging from 0 to 1. In order to find out the average value of field X, I opened ...
7
votes
1answer
8k 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 ...
2
votes
0answers
13 views

Export RAT (KEA driver) to Shapefile

I have a dataset of rasters (driver kea) whose has, let's say, 20-30 attributes in their RAT. I'm realizing how to have these attributes in shapefiles (without using proprietary software). I've read a ...
4
votes
1answer
6k 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 ...
1
vote
1answer
271 views

fill a layer's attribute table from another layer's attribute table

i am working on arcgis 10.1. I have a layer of polygons divided into squares of 200m/40m with the attribute table filled. I have a second layer of polygons divided into squares of 200m/60m with an ...
16
votes
5answers
15k 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
37 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
55 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
34 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
69 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
25 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
46 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
83 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
43 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
56 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
23 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
28 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
148 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
406 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 ...
6
votes
1answer
118 views

How do I optimise performance on a local QGIS + PostGIS installation?

I'm learning how to manage a local PostGIS (ver 2.1) database, with spatial indexing enabled on the shapefiles that I've imported (using the PostGIS Shapefile Import/Export Manager). I have imported a ...
0
votes
0answers
227 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 ...
7
votes
3answers
2k views

How to Refresh open attribute table in ArcMap using ArcPy rather than ArcObjects?

I am running the Calculate Field GP tool from the arcpy in ArcMap. When a row value is updated, it does not show up untill I use the Reload Cache tool (Table Options > Reload Cache). How do I refresh ...
2
votes
1answer
216 views

Convert pixel value histogram to table

I am working in QGIS 2.1 with the National Land Cover Database 2006 land cover layer. It is a raster layer with pixel values corresponding to different land cover types. I have clipped this raster to ...
1
vote
1answer
153 views

Drop-down not showing on attribute table after I set a GDB domain?

I created a file GDB with various feature classes that already have data in them. I then set up a domain to the GDB, and when I open the attribute tables of each of my feature classes there is ...
1
vote
3answers
1k views

Auto populating XY fields when new point feature digitized using ArcGIS Desktop?

Is there a way for ArcGIS Desktop to populate a field automatically when a new point is dropped on the map? We have our map in State Plane Feet, and we want to the database to automatically add WGS ...
0
votes
1answer
31 views

Auto-selecting records in all spatial and non-spatial joined/related tables by selecting only “parent” spatial record in ArcGIS for Desktop?

(1) I have a layer of pipes with related spatial and non-spatial data linked via joins and relates. Is there a way of selecting the top/parent record and then having ArcGIS auto-select all related ...
1
vote
2answers
77 views

How to add attribute table to new shapefile using OGR?

i have made a new shapefile from the original shapefile , and now i want to copy the attribute table from the original shapefile to the new select shapefile , but i don't know how to do that? import ...
1
vote
1answer
48 views

QGIS information by clicking on a point?

How is it possible to open a window by clicking on a point of a point shapefile? This window should display particular attributes of the attribute table and, if somehow possible, geotagged photos. Is ...
2
votes
2answers
185 views

Attributes table keeps crashing in QGIS 2.2

I am currently working on an intensive project that requires me to edit the fields of literally thousands of line segments. While updating the shapefile, it crashed on me. Today, qgis has probably ...
1
vote
3answers
83 views

Exporting attribute table - some records missing [closed]

I'm using ArcGIS 10.1 (SP1 for Desktop) and when I'm exporting my attribute table to a dBase format, it will export some but not all the rows. There is no error message indicating anything has gone ...
1
vote
1answer
35 views

How to permanently change Arcmap table display?

At Arc 10.0 I can configure the properties of an Arcmap numeric table field using its Field Properties > Numeric... > and then clicking the "Show thousands separators" checkbox on. But I would like ...
0
votes
0answers
10 views

How to get feature ID correctly in Near table?

I have generated a near table using ArcToolbox, and there are 50 points in two datasets. The feature ID for input and near are quite bigger than normal, as the left one in the enclosed picture. I have ...
1
vote
1answer
48 views

Copying some values from several columns to another column in attribute table? [closed]

I am trying to copy selected values from several columns to one single column in the attribute table. Specifically, where columns (Grid_code, grid_code1, grid_code2.... etc) have values of 4 and 10, ...