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

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2
votes
2answers
168 views

“show only visible features” doesn't seem to work

I'm trying (unsuccesfully) to place the attribute table next to a map containing the same in print composer. Let's say for example my map in the primary window contains 6 districts and my map in the ...
2
votes
1answer
46 views

Determine the number of fields of a certain field type there are in an input feature class

So I am wondering how to get the number of field types "String" by creating a custom function? Can anybody point me in the right direction? I have a shapefile named streets and there are 73 field ...
2
votes
1answer
45 views

Calculate field using data from excel table

I need to interpolate data that I have in a excel file using data from an attribute table of a point feature. I want to create a new field on the attribute table with the result of that interpolation. ...
2
votes
1answer
210 views

PyQGIS: how to delete layer from TOC when attribute table is closed?

I'm developing plugin where I want to be able to edit non-spatial table inside the attribute table dialogue. As it seems that the only way to do so is to add this table to the TOC first, I do so. But ...
2
votes
1answer
159 views

Edit attribute table for shapefiles in folders and subfolders with arcpy?

Continuously to Merge shapefiles in folders and subfolders with arcpy I try to edit attribute table for 20 shapefiles that spread in big a folder and are divided to a lot of sub folders. All ...
2
votes
1answer
48 views

Converting character attribute to numeric attribute

I am following the very simple code found in this question Converting shapefile to raster: Character attributes to create a new numeric variable based on a factor. My proble is that the new numeric ...
2
votes
1answer
210 views

Filter query error in QGIS2.4 or 2.6

I get this error when undertaking in query in QGIS2.4 or QGIS2.6: An error occurred when executing the query. The data provider said: OGR[3] error 1: Unrecognised field name ...
2
votes
1answer
207 views

Populate field with current time

I am trying to populate a field with the current time. Here is what I tried that did not work: Start editing Open Attribute Table Add Field -> Name: time Type: Date Right Click on Field Name ...
2
votes
1answer
64 views

Why don't all the attributes in the SQL query appear in table?

I have an SQL query that works fine in the DB Manager but when I load the table as a layer one column does not get loaded. The different thing about this column is that it is static -- text generated ...
2
votes
1answer
208 views

How to do a “fuzzy” intersection?

I have two layers that look like this: I want the intersection (or whatever the correct term may be) to look like this where the output polygons are the same as the original base layer, just with ...
2
votes
1answer
647 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?) ...
2
votes
1answer
233 views

Summarizing Table on 2 fields

I have a table of Census Blocks linked to ZIP4 values. I'm trying to create another table getting the unique ZIP4 values associated with each Census Block. I've tried using the Frequency, and Summary ...
2
votes
2answers
339 views

Auto fill second column with predefined names depending on first column (QGIS)

I want to create a point layer. In the attribute table I want to have two columns. In the first column I want to type an abbreviation like A. Then I want the second column to be auto filled with ...
2
votes
1answer
76 views

Expression to create and populate column based on filtered fields

I wanted to create a column and populate it with data based on data from other fields. If column_1 contains fields which has similar string (eg. field_1 = "Country: UK", field_2 = "Country: US", ...
2
votes
1answer
647 views

How to adjust QGIS attribute table view column width using Python?

I'm programmatically opening the Attribute table via Python through a plugin. All of the columns have a default width, but some of the data that I'm using do not fit. It's not enough to be able to ...
2
votes
1answer
942 views

How to make autoIncrement number start with (001…009, 011…099)?

i have a challenge with my time in my work, i have feature class called "Parcel" storing many data, i generated an autoIncrement number by using field calculator, in field "parcel code" Expression: ...
2
votes
1answer
114 views

QGIS; Is it possible to show layer name in attribute table in print composer?

When adding attribute tables in the print composers it is not possible to distinguish between various tables from various layers; each table is generic and does not indicate which layer the table is ...
2
votes
2answers
250 views

Correctly calculating attribute table column in gvSIG

I am trying to conduct a multicriteria evaluation, and it is necessary to check the compatibility of two different land-use types that I have in seperate layers. I am working in gvSIG 1.12, and have a ...
2
votes
1answer
835 views

Generating sequential numbering for duplicate values in a field sorted by ObjectID

I am trying to figure out a solution to an field calculation problem. What I'm trying to do is automatically (using either ArcPy or the Field Calculator) generate sequential numbers, beginning at 1, ...
2
votes
2answers
1k views

Why are edits in shapefile table not saved?

I have created a shapefile (point data) and wish to change some parameters in the files table data. I can edit the data and see the coresponding change in my my symbology. However, when I save the ...
2
votes
2answers
2k views

Add data from table into feature class

I have a feature class with mostly unpopulated fields (ArcMap Standard 10.1, in an SDE database, with attachments). I exported the attribute table as a .csv file so that a co-worker without access to ...
2
votes
2answers
660 views

Adding a new field to table in ArcCatalog

I have a command button in ArcMap, this command button working to add a new field to a specific table in ArcCatalog. e.g. i have a table contains many fields like ObjectID , FeatureName, ... i want ...
2
votes
1answer
4k views

How to find polygons centroids? [duplicate]

Possible Duplicate: Get list of coordinates for points in a layer? Sorry for another basic question - my map is almost done but now my boss wants me to enter new outbreaks (that we don't ...
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 ...
2
votes
1answer
35 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 ...
2
votes
3answers
95 views

How to calculate Statistics of an attribute field to use it in another calculation

I want the statistics of an attribute field to use in another calculation, i can view the statistics using the field properties menu I want these to normalised the data of field 'Ia' using the ...
2
votes
1answer
168 views

How to export from ArcMap to tab-delimited text file, while preserving formatting and values?

I'm working with a complicated fGDB featureclass which contains hundreds of fields, in a variety of text and numerical formats. This is proving difficult to export into tab-delimited text file format. ...
2
votes
1answer
1k views

Cannot toggle ''edit'' of shapefile in QuantumGIS 1.8

My problem is as follows: I imported a number of shapefiles from a .gpx-file from a gps-device. Each shapefile contains a number of waypoints. For the study I am doing, I need to give all of them ...
2
votes
1answer
84 views

How to join two tables and convert joined table to a vector layer containing points in QGIS? [duplicate]

I have one table that contains 450 locations and a table that has 10'000 rows containing data and no spatial information. I have a column that allows me to join them. The issue is that I want to have ...
2
votes
2answers
186 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 ...
2
votes
4answers
3k views

What software for direct editing of a DBF file?

I am currently processing GPS log data from my holiday and need to add information to the points. I remember I used OpenOffice and later LibreOffice to directly edit the files but currently I am ...
2
votes
1answer
217 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 ...
2
votes
2answers
63 views

How to flag parcels as being within stop type dependent distance of transit stops?

first question here! I have a parcel layer and a transit stop layer. The transit stop layer has different bus stops, light rail stops, etc. I want to add to my parcel layer attribute table fields ...
2
votes
1answer
208 views

ArcGIS 10 keeps putting space in table value, when nothing is wanted

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 ...
2
votes
1answer
233 views

How to split single lines to represent two-way streets?

I am working on a project using city road data. The data has every road in the city visualized as lines and with directional data stored in the attribute table (one-way to-from, one-way from-to, and ...
2
votes
1answer
89 views

Clipping a buffer from network analyst shapefile to a base shapefile

I have exported my polygon shapefile which I got after I ran my Network Analyst into a shapefile. It has 6 buffer zones (delimited by time in increments of 10 minutes). When I check the attribute ...
2
votes
1answer
548 views

How do I select * rows of multiple columns in one query using Select by Attributes within ArcMap?

I am trying to convert a psql query string into arcpy formatting for an UpdateCursor where expression parameter: '''SELECT ...
2
votes
1answer
42 views

Change Which FeatureClass a RelationshipClass Points at

When you use ArcGIS' Project tool it creates a new featureclass. This is awesome, unless the featureclass you projected had been related to twenty-some tables. All of those relationships still point ...
2
votes
3answers
981 views

How to join a WFS layer to a stand-alone table in OpenLayers

I'm a complete novice at OpenLayers, and am checking whether the following is possible. I envisage a dataset of polygons in GeoServer, being served as a WFS layer into OpenLayers. The polygons won't ...
2
votes
2answers
25 views

How to displays attributes for features within the current map extent in ArcGIS Desktop?

I have found Landsat 8 PanSharpened WMS service here. It is a mosaic made by Esri. I can open attribute table of this mosaic dataset. Can I sort rows of attribute table to see only rows related to ...
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 ...
2
votes
1answer
38 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
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
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 ...
2
votes
0answers
35 views

Is there a way to change the selection in the Editor Attributes window, while maintaining current selection?

I was wondering if anyone knew of a way to alter the selection within the Editor Attributes window while maintaining the current selection set. In the image below, I've manually selected an item in ...
2
votes
2answers
56 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
3answers
58 views

Extract values from feature class to points

I am using ArcMap 10.3.1. I have a polygon feature class along with a point feature class. I want to extract values from one field of my polygon feature class to my points. To specify, I have a ...
2
votes
0answers
132 views

QGIS spatial join - join all features, not just one

I'm trying to do a spatial join of a feature on a polygon layer (p1) that intersects with two features of another polygon layer (p2)) via QGIS. What I want: get the attributes of both features of p2 ...
2
votes
0answers
57 views

Creating a weighted rating model/script for vector data

I'm using ArcMap and trying to create a model or script that can rate routes based on a weighted calculation of attributes. Right now the individual attributes don't have rating values which I could ...
2
votes
1answer
45 views

Unwanted text over maps

For some reason one of my attribute tables appears to have created a graphic and is overlayed on my maps. It only happens when zoomed out 1:1,250,000 or more. I have removed all layers to see if ...