The process of connecting two or more datasets based on a common attribute or spatial location.

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281 views

Join and Calculate vb.net

Im trying to join an excel table to a shapefile and then calculating those fields using vb.net. The code I have written has no errors, but won't work when I try it in ArcGIS 10.1 and I'm out of ideas. ...
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21 views

SQL-Like Inner Join on IDs in Two Layers in QGIS

Using QGIS v2.6.0-Brighton. This question is not about editing layers geographically in anyway. It is merely trying to find data from two layers as you would in an SQL Query and append an extra ID to ...
2
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1answer
34 views

Spatial and Non Spatial join

I have a shapefile with a number of weed control blocks as polygons. They each have a unique block id number. I am trying to join a non spatial csv file which has multiple entries for each block over ...
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3answers
97 views

Excel (*.xls) imported into File Geodatabase is missing records?

Long time reader first time poster :D Err I am having a few issues with a join to a File GDB from xls I imported as a table to the the FGDB. The problem being records that are in the original ...
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1answer
47 views

Join and Field Calculator

I made a Join between a shape and a dbf, and now I want to calculate some data from the table that came as a result from that Join. Everytime I try to run the Field Calculator it says there's an ...
4
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1answer
156 views

QGIS 2.0.1 linking table issue, MSSQL 2008 database

I'm trying to link tables in QGIS 2.0.1 and MSSQL 2008 database. I can link them but when I try to open the attribute table QGIS throws an error and shuts down creating a *.dmp file. I saw that ...
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5answers
94 views

Selectively removing whitespace from a string with SQL

I have two columns of adresses that I need to join. Column 1 has the adresses formatted as "Some Street 12 A" while column 2 has them formatted as "Some Street 12A." Ie. the last whitespace between ...
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32 views

How can I join a buffer layer to the layer it was created from?

I have two relevant layers for this problem: Real estate parcels (point data) Multiple ring buffer layer - contains multiple buffer rings around each particular real estate parcel. (0.5, 1, 1.5, ...
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4 views

add points when joining two datasets together in ArcGIS

I am trying to join an excel file with a shapefile based on a zipcode. My problem is that I have multiple persons with the same zip code, but it joins only 1 of those persons. Is it possible to ...
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32 views

Selected features with a join are identified improperly from a service

We couldn’t figure out why a service fails to provide correct identification for the selected feature. However, the scenarios below may highlight the issue: In the “UrbanMasterPlans_WithJoin.mxd” ...
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3answers
4k views

ArcGIS - Create a join based on multiple fields

I have two feature classes in a File Geodatabase that I would like to join based on multiple fields. I've searched this site and Google and all I have come up with was to use the Make Query Table ...
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1answer
21 views

add points when joining two datasets together in ArcGIS

I am trying to join an excel file with a shapefile based on a zipcode. My problem is that I have multiple persons with the same zip code, but it joins only 1 of those persons. Is it possible to ...
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1answer
62 views

Join line to multiple points

I took some ASCII files and created points with attributes. I am trying to join the line features to these but a simple join function will only take the one that is closest. Is there a way to perhaps ...
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43 views

How can I join all data of two raster datasets in ArcMap 10.2?

I have two raster datasets in ArcMap10.2. One is displaying rails and one that is displaying a 100m Buffer to both sides of it. My cellsize is 100x100m. What I want is to combine the rails AND the ...
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2answers
23 views

Making data joined from Excel independent in ArcMap? [duplicate]

I have joined some data from Excel (.csv) "text" to my attributes table of one feature class. However I can't edit it. I found out it is still connected to Excel file from where I added it, and I need ...
2
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1answer
52 views

ArcMap many-to-many join

I'm working in ArcMap 10 and can move around in R, though am not an expert. I have a shp file and an xlsx file. The shp file is 20,221 rows and includes a field GID (grid ID) which is not unique ...
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1answer
41 views

How to specify imprecise join criteria in ArcGIS for Desktop?

I need to join data from an Excel Spreadsheet to a Point feature class. Namely, matching up Addresses from one piece of data to another, and then appending the rest of the data once the addresses ...
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1answer
244 views

query / filter on attribute tables with external tables joined

i tried to do some queries on joiend table fields ... i've got/found some answers concerning version 1.8 - which result in "use select + export to create a combined dataset" so i just did some tests ...
2
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1answer
79 views

How can I display multiple multi-attribute labels for polygons

I am using ArcGIS for Desktop 10.2. I trying to import and display project data for various regions. Each project is tied to a location and I want to display Project Type, Funding Source, and a dollar ...
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2answers
212 views

Spatial join versus classical join

What are the main differences between a spatial join and a classical database join such as an equi (inner) join?
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11 views

ArcGis Join Data CSV Problem [duplicate]

I have been trying to use ArcGis Desktop and ran into some problems while joining the data from a csv file with the shp file. I can see the attributes that have been added in the attribute table but ...
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1answer
47 views

Why can I not choose the join field I need from a csv or excel file?

I am attempting to join census data (county level) to a county base map, using the FIPS county code as the join field. I can join successfully if I do not alter the original csv file from the census ...
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0answers
50 views

Can Virtual Fields be used for a rendering style?

In QGIS 2.6, creating a virtual field for a layer and adding up 2 integer fields work fine. I get the correct results and I can use that field for styling. However, when doing a Joins with 2 layers ...
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2answers
2k views

Creating non-spatial Many to One Joins/Relationships between tables

I may have missed a trick here but I can't seem to find a solution. I have a table of ~1.6 million postcodes, also containing co-ordinates, and a separate file detailing ~6000 a population with ...
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0answers
306 views

In ArcGis 10, spatial join of a hot street value to a fishnet cell is counting multiple values for same street segment

So, I am working on a fishnet, so that we can attribute multiple values to points within different cells (i.e., ranking light poles as optimum for traffic cameras based on the number of speeding ...
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1answer
32 views

Another Way to Join a New Column to a DBF if OpenOffice is Giving a “Longer Than the Number of Digits Allowed” Error?

When I need to add a data column to a DBF, I always download the shapefile, open the DBF with OpenOffice for Mac, us a VLOOKUP( ) to add my data to a new column, re-save the file as a DBF, then open ...
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1answer
88 views

Painfully slow performance with Join and Calculate Field

I have a point layer and a table with approximately 100 fields. I need to join the table to the point layer based on a key field and create a new shapefile / feature class. This script has been ...
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1answer
36 views

Join Tool (Data Management)

I have a new table with statistics data that has been calculated with the tool: Zonal Statistics as a Table; in order to know the min, max, mean, range, std, etc, from a thickness value that was ...
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0answers
24 views

Joined field not recognized as number in QGIS 2.4 [duplicate]

I have a weird problem. I've loaded in QGIS a point shapefile and a CSV table. Then I performed a join between the 2 layers and all works fine. But then the joined columns (made of integers or real ...
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1answer
100 views

Using ModelBuilder to Iterate, Join & Export Feature Classes?

I am trying to make what I thought was a very simple batch processing tool, but I can't get the output to work properly. I would like the model to iterate through a geodatabase, join each feature ...
5
votes
1answer
49 views

Is it possible to have a 1:n join which takes the min, max, or average value?

I need to join the attributes of a shapefile with the one contained in a .dbf (or .txt) file. I currently use the "join" in the properties menu, but I have a problem. In the shapefile I have one ...
2
votes
2answers
64 views

Unable to merge CSV and CSVT with shapefile using QGIS due to “text” fields?

I know the question is all over this site, unfortunately I cannot find a solution. I have this CSV file and this CSVT file that I want to merge with this shapefile. I've tried to format the .csv using ...
18
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4answers
8k views

Joining non-spatial CSV file to spatial data (shapefile) using QGIS?

I have a CSV file which has postcode data in a field, but it is non-spatial e.g. no Easting and Northing. I have a shapefile with postcode in a field and some additional data. I want to join the ...
1
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1answer
306 views

arcgis - updating joined excel file when adding a new sheet

When adding a new sheet to a joined Excel file in ArcGIS, the new sheet will not show till I exit both arcgis and excel. Is there a better way to update the connection...? edit: sorry for the delay ...
2
votes
1answer
45 views

Adding attributes to an existing shapefile [duplicate]

I have a shapefile made of buildings, each one of them characterized by some attributes. I need to add some attributes contained in a .dbf file. The two files have in common the attribute "ID", so the ...
6
votes
2answers
2k views

Join attributes of point and line layer by location (closest distance) in QGIS

My problem is the following: i have a line shp (target layer) and a point shp (join layer). the second one (point layer) holds an attribute which i want to join with a line layer based on closest ...
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1answer
53 views

Join command, desired field not available to select

I have a problem regarding ArcGIS 10.1 and any help would be greatly appreciated. I want to join a shapefile in which I stored geographical information with a CSV data file containing certain ...
2
votes
1answer
109 views

CartoDB merge tables (column join) returns import error

I have been trying to merge two tables using the column join in Carto DB. The first table is a table of US counties that contains the polygon geometry and the FIPS id code. The second table contains ...
2
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1answer
72 views

Populate a layout text element with the description from a coded value domain

ArcGIS 10.1+ lets you easily put dynamically populated text boxes in your print layouts. Doing so puts some text in the text element that looks something like this: <dyn type="page" ...
2
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1answer
47 views

Joining QGIS extent table with shapefile

I used QGIS to find the extents of a list of features from a census boundaries shapefile. I used Vector - Research tools - Polygon From Layer Extent, which creates a new shapefile with a table of ...
6
votes
2answers
3k views

Joining tables without losing original field names in ArcGIS for Desktop?

I'm wondering if there is any method to preserve the original field names in ArcGIS when I join csv. tables to a Shapefile. I ask, because sometimes I join tables with 10, 20 or even more columns ...
3
votes
1answer
655 views

Joining table to shapefile with pyQGIS

Joining shapefiles is a relatively straightforward proess in QGIS using 'add vector join' in the layer properties menu. I can add a csv file as a vector layer, as well as a shapefile, and join the two ...
2
votes
2answers
190 views

Join Field works in ArcMap but not in Python

I am trying to join a field of values found within a DBF to a multi-polyline shapefile. They share a common field name (filename) and the values found within each are identical. I was able to run Join ...
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1answer
75 views

ERROR 000728: Field Code does not exist in ModelBulider using iteration

The first join in the model is working, but after this the names of the fields are changing in the name of the Shape and a number . Therefore get the ERROR 000728. So I like to ask you if there is ...
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0answers
39 views

How to access data from a table that has been related?

I have a data driven page table that I am trying to associate with route line data. The object of this exercise is to print the associated data on the data driven page AS or LIKE a data driven page ...
3
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0answers
64 views

Can you use wildcards for column headers in Field Calculator?

I know you can use wildcards for fields like so (in the Field Calculator): case when "column" ILIKE '%example%' then 1 else 0 end Can you do something similar for the column headers themselves? I ...
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0answers
26 views

Time not configuring correctly?

I'm trying to match data in a textfile that contains time, value, and fips code to the cntyidfp part of a map of US counties. However, even though I am able to match the two sets of data together, ...
2
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1answer
148 views

MapBasic sentence to update column contained in an object table

I was looking for a MapBasic sentence to update a MapInfo table. I've got two tables and I want to update one of them (POINTS) with an attribute of another (REGIONS). I would like to update points ...
3
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0answers
166 views

Startup python script to re-join layers

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. ...
2
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1answer
94 views

Update Attribute based on spatial location

I want to spatially (Spatial Join) update few fields, not all, from another feature class. Is there any way to select and update few fields instead of all the fields from the other layer and ...