To select data records according to logical criteria applied to their field values ("attributes")

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2
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2answers
165 views

Selection subquery using another table in database ArcGIS

I need to 'extract' a list of variables based on the IDs from another table. Using a subquery seems to be the best method. I have a large list of variables and have outside calculated a second list. ...
1
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2answers
43 views

Highlighting features selected by Python script in ArcMap and ArcGIS Viewer for Flex?

I have a database of orders, with geo data attached. I want the subset of features related to a specific order to be highlighted on screen (for starters in ArcMap, but later in Flex) in a python ...
1
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1answer
44 views

How to select Qgis features through Python Plugin

I am very new to Python. I am trying to find a way to select and zoom to the features in a QGIS layer. I have created a plug in and built a custom form. I have 3 values from the form which I need ...
0
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1answer
57 views

Using attributes of a polygon in one layer to identify polygons in another

So I'm in the process of developing a web application, I am using open source tools so qgis, postgis, play framework for the web app. And I have come across an interesting problem that I'm trying to ...
2
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0answers
33 views

Exporting attribute data from vector data by selecting object in QGIS?

I'm using QGIS (2.4.0), and i need to export the attribute data of the object i select (shapefile) to another file ( Excel, txt,...it is yet to be determined depending on the solution). I know how it ...
2
votes
0answers
69 views

How to move points to another polygon based on attribute?

I have a point layer and a grid cell/fishnet layer. Each point falls within a grid cell. Now I want to move some of the points to another (the nearest) grid cell based on an attribute that exists in ...
2
votes
0answers
279 views

Shapefile From Excel Sheet Crash When Selected Spatialy or By Attributes

Using ArcGIS 10.2, I am receiving an Excel sheet, on a daily basis, which contains 105 columns(Fields) and includes has X and Y values. For whatever reason (which I cannot understand) all data types ...
2
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0answers
265 views

How to program select by attribute unique values using ArcGIS silverlight API?

I'd like to create a select by attribute window in my webGIS using silverlight api . this is like select by attribute in arcgis desktop . i create select layer combobox ( cbolayers)and select fields ...
2
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0answers
171 views

Select a distinct attribute with maximum shape area

I am trying to manipulate a large dataset containing a lot of sliver polygons resulting from an overlay operations. (The eliminate tool is very time consuming to generalize them.) I identified the ...
1
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0answers
81 views

select remove layers not working second time

http://www.youtube.com/watch?v=qxVO0tFdiuA&feature i captured video. You can watch. Now i explain my problem. Firstly, when i create popup and in popup menu when i call function and select ...
1
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0answers
133 views

How to select and highlight feature by attribute

I have the below code which does a select by shape on my arc map how do I achieve this with attributes 1.The map has only one layer 2.There is a filter for the attributes on features Below is the ...
0
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0answers
26 views

Simple query not returning values

I have a super simple select by attribute query "Coefficient" = #, the #'s are 0, .2, .3, etc... to 1. The query will select some of the #s but not others. Example) when I query 0,1,.5 the attributes ...
0
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0answers
73 views

How to select records in a table based on attributes in related table

I am using ArcMap 10.1 and Python I have a list of addresses to geocode, but I want to thin the list because I only need a specific area of the addresses. I have a layer containing the streets in ...
0
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0answers
40 views

How to select the longest vector in a couple of parallel polylines?

I work with ArcGis 10.2. I need to find the longest vector in a couple of parallel vectors. They are extracted from an Intersect of Streets buffer and a flooding limit. So I have sometimes only one ...
0
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0answers
81 views

select by attributes in modelbuilder while using iterate?

I have crated a model that iterates GPX-files from a folder and works through it and gives me a raster as output with pixel values after how many tracks passes through each pixel. This works the way ...
0
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0answers
69 views

arcgisscripting - setValue error

I'm having difficulty isolating this problem - at the point I attempt to alter a record with update cursor, the script returns a 999999 error. I've tried running this script without ArcMap running in ...
0
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0answers
178 views

Show live attribute when hover in a map

i'm still new in openlayers. i would like to show "location" attribute on right corner of the map when hover in map. my map consist of of many attributes and one of them is location. how can i ...