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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28
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5answers
20k views

What is difference between map layer and spatial dataset (e.g. feature class, shapefile)?

What is the difference between feature class and feature layer? To me they seems very similar in concept.
4
votes
1answer
301 views

How to make two feature layers congruent using ArcGIS for Desktop?

I have two feature layers (polyline/polygon) which should be congruent but there's an offset of about 220 meters. The Georeferencing tool only works with raster layers. How do I do the equivalent ...
8
votes
3answers
5k views

Why is it important to use feature layers in ModelBuilder?

I am trying to understand creation of a geoprocess with ModelBuilder, but I don't know why it's important to use feature layers instead of feature classes when creating a geoprocess with ModelBuilder. ...
0
votes
1answer
901 views

Feature Class Extents Changed After Import

I have been tasked with editing the attributes and fixing geometry of a feature class in a shared geodatabase. The feature class is not in a feature dataset. I decided to export the feature class ...
7
votes
5answers
3k views

What is hierarchy (object model) of features in ArcGIS?

I'm new to GIS. My understanding of shapefiles is that they are (contain?) featureclasses, that contain features (points, polylines, polygons). Is there a clear hierarchy for these files. Would the ...
3
votes
1answer
1k views

How to read 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 ...
2
votes
2answers
195 views

Erase features from feature classes based on record ID?

This is the challenge: I have two feature classes, which have the same number of polygon features, that when overlaid form concentric "rings." I need to erase the inner circle from the outer circle ...
4
votes
3answers
2k views

How to create a geodatabase feature class using a geodatabase table schema with ArcPy?

Is there a way in ArcPy to create an empty polygon geodatabase feature class that will acquire the schema of a geodatabase table? I know that it's possible in ArcCatalog (New -> Feature Class and ...
2
votes
2answers
204 views

Event layer to feature class - fastest method?

There are three methods to convert the output of a Make XY Event Layer to a Feature Class: Copy Features Feature to Point Feature Class to Feature Class Which one is the fastest method? I need to ...
1
vote
3answers
65 views

Multiple python import from feature class into feature dataset in geodatabase

Is it possible to create a python script to import shapefiles/feature classes, from different sources into specific feature datasets in geodatabase, but in one script? I managed to write the script ...
1
vote
1answer
26 views

Querying two Separate Columns in ArcPy SQL {where clause}? [duplicate]

Using ArcPy I'm Trying to Set up a Where Clause in my "FeatureClassToFeatureClass_conversion" This {Where Clause} needs to Query Two Columns in the data: FEATURE = 'ENVIRONMENT' and TEMPERATURE ...
1
vote
2answers
618 views

Using Python to Rename Feature Class by Field ArcMap

Alright so I made a pretty little model and at the end I want to rename the feature class file to something based on the fields in that feature class. I want to rename that feature class by the date ...
1
vote
1answer
153 views

Dynamic scale dependency from attribute query using ArcGIS for Desktop?

If I have a feature class called roads with an attribute for type e.g. highway etc. Is there a way to setup a dynamic scale dependency on the layer based on the type of road? Like do a SQL query ...
1
vote
1answer
2k views

How to create a feature class in memory?

I am trying to create a feature class in memory but I am not sure how to use the syntax. My code looks like this: FC = arcpy.CreateFeatureclass_management("", "in_memory/FC", "POLYGON", "", ...