Questions tagged [feature-class]

In ArcGIS, a collection of geographic features with the same geometry type (such as point, line, or polygon), the same attributes, and the same spatial reference.

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Create individual feature classes for every record in a single feature class [duplicate]

I have arc desktop 10.3. I have a feature class (nycd) with 59 records in it. I'm trying to create a simple map with an inset that shows where each community district is located in that borough. I'd ...
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1answer
4k views

Accessing feature extent of feature class using ArcPy?

How can i access to feature extent of a feature class and change the extent using arcpy ?
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2answers
320 views

Changing Layer Color

I have a map with many feature classes on it. I want to use arcobjects to get to a selected layer (aka one of the feature classes) on the map, and change the fill color of all the polygons within that ...
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3answers
488 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 ...
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199 views

Print Feature Class Location with ArcPy

I would like to know the path of a feature class that is in my TOC in ArcMap, how can this be done with ArcPy?
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1answer
272 views

Sort and subset feature classes using Python script

Here's my situation: I've got multiple utility feature classes, and each fc is subtyped according to one the primary attributes, which is a String. Each fc has at least 12 attribute fields, and each ...
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1answer
428 views

vb.net arcobjects - show fieldname

I try to show the field names (alias names) of a feature class. I found code snippet but I don't succeed to get it to run :( Can somebody tell me please what is wrong in the code? (System: Arcgis 10.2,...
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2answers
148 views

Transferring one field name from text file to new field name in feature class?

I am working on a script that involves incidents of fire. I'm taking my values from a text file that is comma delimited. The first line of the text file contains the field names (Latitude,Longitude,...
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1answer
1k views

Renaming all feature classes in file geodatabase?

I have 8 separate geodatabases in which are contained tiled feature classes all of the same name e.g. TopographicArea. So that each of my File Geodatabases contain a feature class called ...
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1answer
213 views

Rename feature classes in file geodatabase in bulk

I see may versions of this post but none quite get me to where I need to be. I have 50,000 features classes in a file geodb. They are a1_xxxxx_xx I need to rename them all to a6_xxxxx_xxx This is ...
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2answers
58 views

Steps for creating first project? [closed]

I have a couple map files and I am trying to start a new project. What is the correct way of going about this? Should I first make a gdb, then add the maps to that gdb and then add feature classes ...
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1answer
1k views

How to add multiple fields to many Feature class using Arcpy

I have a geodatabase with multiple Feature Class (at least 100). I would like to add in each attribute table of each Feature Class, two new columns. I have to do that with a python script because it ...
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1answer
429 views

Adding field values from feature class into empty field of another feature class using append

I am attempting to add a feature class ("dis.shp") into an empty feature class("fc.shp") in a geodatabase using Python script. I have had success with the code below. However, I also would like to ...
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165 views

How to fill a symbolLayer with a custom texture?

I have this code : pLayer is a QgsVectorLayer * QgsFeatureRendererV2 * lrenderer = pLayer->rendererV2(); QList<QgsSymbolV2 *> lSymbols = lrenderer->symbols(); QgsSymbolLayerV2 * ...
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33 views

Bringing Alias properties with Feature Class to Feature Class Tool? [closed]

I am using arcpy.FeatureClassToFeatureClass_conversion(fc, outWorkspace, fc) to move many FC's to a new location. I have found that it is only bringing the FC Name property and imposing that on the ...
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1answer
46 views

Assigning an NTA code to a point feature class from a polygon feature class

I have a point feature class and a polygon feature class (NTA - Neighborhood Tabulation Areas). I want to assign each record in the point feature class an NTA that it falls into. Also, neither of ...
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22 views

where are old function of qgssymbol

in the new version of qgis 2.8, in the c++ API and in the class QgsSymbolV2, a lot of function has been deleted, by exemple setfillcolor, setcustomtexture, setnamedpoint, setpointsize i would like to ...
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38 views

problem when building a code under qgis 2.8 c++ api

i have this code QgsUniqueValueRenderer *lRenderer = (QgsUniqueValueRenderer *)pLayer->renderer(); QMap<QString, QgsSymbol*> lSymbolMap = lRenderer->symbolMap(); QgsSymbol *lSymbol = ...
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1answer
383 views

Skip an iteration in ModelBuilder?

I am trying to iterate through some feature classes, named "Hos_AllPatients2014", and select the certain data and name it "Hos_IP", then export it to the corresponding folder "Hos". I have already ...
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1answer
572 views

How to change the colour of a Feature on a FeatureLayer using ArcGIS Android 10.2.6 API

I have a featurelayer generated from offline shapefile read from SD Card, with shapes representing houses. Android version is 4.2, API is ArcGIS Android 10.2.6. The user would select a shape/feature ...
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1answer
84 views

Deleting feature class after importing into feature dataset?

Here are my actions so far: create gdb import feature classes create new feature dataset import feature classes So now I have my feature datasets with all my layers as well as the original ...
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1answer
571 views

MS SQL table with geometry field to feature class

I have a table in a native SQL database (no geodatabase, dc_geobank_public.sde in the code) with cca. 300 000 records and 18 fields. Two of the field contains projected X and Y coordinates, and one ...
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2answers
17k views

Reading feature class in file geodatabase using R?

I have a feature contained in a geodatabase that is larger than 2GB as an exported shapefile. I need to run an extract function in R to attribute the polygons with data from a raster file. Exporting ...
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3answers
5k views

Export to CAD from Arcgis while preserving the symbology

Is there a way or tool that you can export layers (feature classes - points, lines and polygons) from Arcgis desktop 10.1 into a DWG/DXF, while still preserving the symbol (basic symbol - colours and ...
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1answer
256 views

Convert field types in GDB with Python

I want to create a python script (ArcGIS 10.1) where I loop through a GDB with several feature classes and select all the fields which are of text type and convert them to float type. I always want ...
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1answer
815 views

Feature Class Drawing error Arc 10.2

Our company just switched over to a new server setup and at the same time moved from ArcMap 10.1 to 10.2. Everything seems to be working ok but when I am working with feature classes I sporadically ...
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1answer
160 views

ArcSDE feature class prefix issue

I believe this issue is is part of a bigger problem causing an issue with an arcpy script that I am trying to have run periodically to load data into ArcSDE feature classes using Append_management. I ...
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462 views

Limit the editing extent of a feature class by area in ArcMap

Using ArcMap (Advanced), if I have a dataframe set to British National Grid and I add a feature class to the map document that is also set to BNG, and I try to draw outside the extent of BNG I will ...
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1answer
592 views

Delete Features from a feature class that participates in a topology

I have an enterprise geodatabase and I would like to delete features using the tool from a feature class that resides in one of the feature datasets and participates in a topology. I tried using the ...
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1answer
10k views

How to use wildcards for characters inside the name [closed]

I have shapefiles in that form RCs4s3s2c10_S2C10 RCs4s3s2c20_S2C20 RCs4s3s2c30_S2C30 RCs4s3s2c40_S2C40 RCs4s3s2c50_S2C50 RCs4s3s2c60_S2C60 RCs4s3s2cb_S2CB RCs4s3s2c10_1_S2C10 RCs4s3s2c20_1_S2C20 ...
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1answer
330 views

Auto-update a feature class with Python + .csv?

I am hoping to find out how to automatically update a feature class. We have semi-regular updates to an ArcGIS Viewer for Flex website. Looks like a Python script may be the way to go about it (and I ...
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1answer
6k views

Getting feature class from File Geodatabase in ArcObjects using VB.NET?

How do you open up a File GDB and read out a simple feature class? The snippet for retreiving a shapefile from a regular folder on disk works, and I suppose I can use the same code but with a ...
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231 views

How to cache .mxd without data frame's background?

I'm trying to cache a map document in ArcGIS in order to upload it later to my ArcGIS Online account. My map document (.mxd) contains several layers - most of them are from the same feature class. The ...
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3answers
507 views

How to export ArcGIS feature class to Waze?

I've got a geodatabase containing a local municipality road system. I'm looking for a way to export it into Waze in order to improve Waze existing road system. The only way I found so far is to edit ...
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603 views

why is my SDE feature class not showing up in arcmap [closed]

Just wondering if anyone has had a similar problem. We have a feature class on an SDE with about 1500 polygons. The attribute table says everything is there, but when we try to view it in arcmap, ...
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1answer
76 views

Model runs in ArcMap but not in ArcCatalog?

I have a model I built to select and delete features, I built it so I can run it quick on multiple feature classes. Works fine in ArcMap 10.3 but when I use it in ArcCatalog I get the error "Value ...
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1answer
150 views

Feature is a point or polygon

Im new to GIS and am just curious if there is an instance where a feature can be a point in one map and a polygon in another map and vice versa?
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Forcing ArcGIS Desktop to re-read file geodatabase dataset extent? [duplicate]

I have feature class sitting in FGDB. I can add it to map, right click on it in the table of content and pick "Zoom To Layer". This is what I see: I start editing session, remove most of the features ...
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2answers
118 views

Feature class SQL Query combining ANDs and ORs

I want to create a query that returns any combination of specific values of two different attributes. I have a feature class that has first field with values A through E and a second one that goes ...
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1answer
238 views

How to represent different colors based on a field with representation rule (ArcMap)?

I've got a single polygon feature class with hierarchy overlapping polygons (one-to-many - "tree"). The hierarchy is varying between 1-4 levels but can edited to be even more leveled in the future. ...
2
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1answer
1k views

Losing Subtypes when exporting selected Feature Class Data

Trying to understand why I am losing my subtypes. Work flow: Loading a line feature class (FC) from a file Geodabase (FGDB) into the table of contents of a ArcMap version 10.2.2. Using "Select ...
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2answers
359 views

Feature Class to Feature Class Keeps Layer Name In Fields 10.2?

I have a model that makes a join, adds two fields, and calculates the fields, then uses Feature Class to Feature Class to create a new output. The new output is named "Permit." Once the output is ...
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0answers
278 views

Importing dgn geometry into empty file geodatabase feature class?

I have an empty geodatabase in arcgis for certain domain application. It has several feature datasets each containing related feature classes. for example : feature dataset - NATURE, it has a ...
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2answers
2k views

Exporting ArcSDE feature classes into file geodatabase with ArcPy?

I would like to use Windows task scheduler to automatically (monthly) create a new file geodatabase and then export feature classes from SDE into the new file geodatabase. Im using this code, however ...
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1answer
2k views

Saving Feature Class Symbology into Layer or Object to apply to another Feature Class?

I am creating a tool to automate a data standardization process. Part of this process is saving the feature class (variable "filename") as a layer file, projecting it into another coordinate system (...
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1answer
965 views

Updating Multiple Fields in Feature Class from a Table

I have a Point Feature Class with 2 million records with 35 fields. I have another csv file (contain 25 fields) which have around 4000 records to update certain records of the Point Feature Class . ...
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1answer
331 views

ArcMap Crashes when inserting new feature in multi-Threading add-in

I'm developing a ArcMap add-in that get dynamic feeds from the network and append the newly arrived data to a suitable featurelayer. I'm using InMemoryWorkspace, FeatureBuffer, FeatureCursor, Thread. ...
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2answers
667 views

Adding descriptions to feature class in geodatabase using ArcPy?

I am trying to populate the properties of a feature class in a geodatabase using arcpy. In the past I have been given geodatabases with features classes that already have their property descriptions ...
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1answer
2k views

How to delete a feature class from a GDB using ArcObjects for Java?

I've seen this solution which may works in ArcObjects for VB/.Net: How to overwrite a shapefile or feature class using arcobjects When I try to convert it into Java, I get a ClassCastException on ...
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1answer
4k views

Merging multiple feature classes into one using Python

So I have feature classes from an ArcGIS database that I renamed using this Python code: But now I have to merge all the feature classes that are output from this into one feature class named ...