Questions tagged [data-management]

concerns the methodologies and processes for managaing geospatial data

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36 views

Line that returns to the same point using XY To Line

I am using XY To Line in ArcMap 10.7 to project the direction a fish swims between acoustic receivers (points). There are instances where the fish swims away from a point and back to the same point. ...
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6 views

ArcGIS to AutoCAD format transforations

I have point layer of land cadastre centroids, which have the cadastre number in an attribute table in ArcMap 10.6 and I am trying to export the layer to AutoCAD 3D Civil so that every point has a ...
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2answers
74 views

Duplicating data for use in new ArcMap project

I am using ArcMap 10.8.1. I wanted to make a new project based on the same data as an existing project, so I duplicated the project file and started editing one of the layers in Editor Mode. I then ...
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1answer
58 views

Export Attachments using Python script to modify file name [ArcGIS Desktop 10.8.1]

I'm trying to export photo attachments from a railroad crossings dataset taken with ArcGIS Collector, and would like to customize the naming convention so that the file name contains the crossing ...
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1answer
30 views

Advanced editor tracking in ArcGIS Pro

Is there a way to track edits which have been made to a feature class in ArcGIS Pro? I.e. a field being auto populated which would give information in regards to what kind of edit has been made, e.g. &...
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0answers
19 views

Syncing data without an External Key?

I'm working with ArcGIS for desktop. I have received data from a third party and am trying to update my CAD system via GISLink. In order to connect the new data with the currently-used data, certain ...
1
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1answer
78 views

How do you store/organize/manage your own data? [closed]

Lately I was wondering how one could or should store his/her own data. As I studied GIS and I am working on different private projects using GIS data, a lot of data have accumulated on my local hard ...
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2answers
184 views

I want to create composite band image through batch processing using ArcPy

I have multiple Sentinel 2a raster images in separated folders at same location, which means every image is in separate folder. Now I want to create composite band of each raster. I have written a ...
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1answer
150 views

Creating composite band image form multiple Sentinel 2 raster data using ArcPy

I have multiple Sentinel 2a raster images in separated folders at same location, which means every image is in separate folder. Now I want to create composite band of each raster. I have written a ...
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0answers
25 views

How to relate flood events (points) with flood conditioning rasters for Machine Learning?

I have point shapefile of flood events which has either flood occur or not. On the other hand, I have 13 flood conditioning rasters i.e. slope, elevation, rainfall etc. these are all at 30 meter ...
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0answers
8 views

QGIS 2.18 - keeping field properties when using data management or copying layers

I want to use Data management tool to "join attributes by location". this creates a temporary layer with the data. I can apply the style of the original layer, but not the field properties. ...
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82 views

ArcGIS Pro Python Validate and Alter Field Names

I want to check if the field names in shapefile start with a number (or other forbidden character) or if they contain spaces. If so I want to update the names into some which are correct. I tried: ...
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1answer
49 views

Combine duplicate rows but keep class information?

I'm stuck trying to figure out how to avoid combining and deleting duplicate values manually. I'm working with parcel data, and based on some property information, each parcel is either in group a, b, ...
2
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3answers
1k views

Managing large data files, vector and raster, in QGIS 3

I work for a local authority so use data covering a large area. Therefore some datasets I use become large and cumbersome. For example I have a vector layer for contours and a raster layer for ...
0
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1answer
42 views

Dataframe data handling or SQL Query in ArcMap

I'm trying to perform an SQL query in ArcMap with the following data set, and I have not been able to solve the problem. The idea is to keep all the information of the columns, but for example if the ...
1
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1answer
28 views

How do I find content in ArcGIS Online which is not in a folder

I have a lot of content on AGOL, most of it is divided into folders. However there are some datasets which are not in folders and only exist under All My Content. How do I find the datasets which are ...
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1answer
20 views

Adding Raster to Table of Content in ArcPy without losing information on General tab on layer properties?

I use the following python script to generate the layer file (.lyr) from raster in Geodatabase import arcpy raster = "Raster path in gdb" LYRpath = "C:...\layername.lyr" arcpy....
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1answer
61 views

Making XY Event Layer into Copy Feature layer using ArcPy?

I am taking a CSV file and importing it with the XY Event feature layer. I then am trying to use the Copy Feature tool to get "Object ID" assigned to each row in order to run an attribute query. My ...
1
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1answer
103 views

Shapefile, clip or project first when both are necessary

This is a question mostly out of curiosity, but I do it enough if there were a better choice I would stick with that. Using ArcMap 10.6, when a shapefile needs both clipped and projected is there an ...
2
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2answers
183 views

GUI for managing GeoPackage (and other geodata forms)?

I know that the browser in QGIS has quite a bit of capability for managing GeoPackages and other geodata, but I was wondering if there was a lightweight, standalone tool similar to ArcCatalog?
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4answers
1k views

Can you move a gdb from one folder to another and keep the files?

I've copied a .gdb folder from a main folder to another and all the files that were created using ArcMap weren't there in the copied folder. Why weren't these weren't moved as well? Shouldn't they ...
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0answers
32 views

Editor Tracking setting on a FGDB preventing data display in QGIS

I have a File Geodatabase containing a polyline feature class. I can drag this into QGIS (3.0.0) and view the data in a read-only format. This is fine, for the purposes of the majority of users of ...
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0answers
50 views

New Feature Layer isn't showing up in Geodatabase

I've been using the following script to add a new layer to a geodatabase. arcpy.env.overwriteOutput = True in_features = "lease_polygon_testing" out_layer= "lease_polygon_testing_Layer3" ...
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0answers
77 views

Raster NoData Value

So over the years working with elevation and image rasters in various formats I always kind of ignore the value of No Data. I usually just let the software/vendor/someone else decide on the value for ...
1
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1answer
246 views

Copying rasters which are intersecting with polygons using ArcPy?

I'm new to ArcPy and to Python in general. I have a huge raster dataset of all over the World (~1000 tiles .tif) and i'd like to automatically copy the tiles which are intersecting with 24 polygons (...
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0answers
95 views

Maintaining point data attributes when creating polylines?

I created a model in ModelBuilder to take a set GPS coordinates (containing latitude, longitude, timestamp, user_id) from different users, create a polyline feature class, and then split the polyline ...
2
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1answer
227 views

FME and WebDAV resources

FME is capable of reading and writing from and to a broad variety of data sources and formats, but is it somehow possible to read/write from/to a WebDAV resource with FME? A cloud storage solution ...
1
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1answer
288 views

Opensource Metadata management tool [duplicate]

I am looking for an opensource web based metadata management tool for geographic data. I have gone through a related question: Seeking Open Source ISO Metadata Editor? First of all it was asked six ...
0
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1answer
293 views

Storing large amount of geotiff? [closed]

I have about one million small geotiff files of a same region at different time. This should be a small amount of data, comparing to many other GIS applications. However, storing them as separate ...
3
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0answers
44 views

File Shortcuts For Datasets? [duplicate]

Each of my projects is a directory in which I have the following folders: Data/.. (contains .shp files, tables, and rasters in various formats) Maps/.. (contains .mxd files that depend on the files ...
2
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3answers
747 views

Splitting layer based on ID

I have a single layer of points I need to split into separate layers based on the unique ID. Below is an example of how the points are labeled. First digit is the feature number and after the decimal ...
2
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1answer
277 views

How to Split attribute tables into new records (Data Management)

(Arcgis user) I created a fgdb for inspections in the Esri Collector app. How can i create a export table of the feature that splits the fieldnames into seperated records related to fieldname Code? ...
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1answer
142 views

Possible data corruption when copying geodatabases to and from multiple hard drives

I hope to manage an ArcGIS Pro project and geodatabase between my personal laptop, external hard drive, and a shared office computer. For the current project, I am accessing files from one ...
4
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2answers
341 views

Geodatabase compression schedule

Is there a way to schedule a GDB on an SQL server to automatically compress once a day? As of right now I need to remember to open catalog and compress a Geodatabase manually everyday.
2
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1answer
334 views

Join Attributes by Location giving NULL values in Python Standalone Application

I’ve been working on a standalone Python application using the QGIS Processing Framework. For my application, I am supposed to determine average values of a field from a polygonal vector layer along ...
2
votes
2answers
538 views

Create Fishnet option

I'm using ArcGIS and closely following this tutorial http://economics.mit.edu/files/8945 to process data in ArcMap. My problem arises because in my software I can't find the Create Fishnet option in ...
3
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3answers
3k views

Count points within each buffer QGIS

What I am trying to accomplish is to find the number of points that intersect a created buffer. I.E. I have a layer called "Buildings", for each building I have fixed distance buffers (<400m). I ...
5
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3answers
953 views

Using SSURGO data without MS Access?

I'm building a GIS for a large-scale family farm. We don't have a lot of resources to devote to this, as it's a new part of the farming operation and therefore viewed with some reserved skepticism. ...
0
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1answer
67 views

Feature class error in Feature compare (Data Management) analysis

I have some troubles on performing a feature compare data analysis. I created a new feature layer with different point variables, see picture. The two different colored points are from two different ...
5
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1answer
104 views

How much of a large collection of files is spatial data?

We need to determine how much of the 6.5 TB used space on a shared network drive is geographic or spatial data. It's a squirrels nest, built up over 3 decades from hundreds of people (though by volume ...
4
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2answers
187 views

What is the format of these data files? CNT, LAB, PAL, etc

I was given data which is arranged in folders as shown in the following picture: I am using ArcGIS 10.1. I believe feature datasets in ArcGIS only exist in geodatabases. But the datasets are arranged ...
1
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0answers
154 views

What is the recommended way for team coordination in GIS (ArcGIS, QGIS, etc.) [closed]

I am preparing a team of around 18 GIS analysts to work on 12h/12h work cycle to attain 24h/day work rate. This means two 9-person teams, one for each period. All analysts will have access to various ...
2
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1answer
139 views

Creating random points in vectorized raster in ArcGIS for Desktop?

Im conducting an accraucy assessment of an NLCD map. First, I wanted to create a few points in each land cover category in Arc, convert it to kml format, then pull it into Google Earth to make sure ...
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0answers
186 views

Spatial decision support tools for spatial planning, licensing, and permitting, alternative to FlexiCadastre? [closed]

I'm tasked to design and develop an information management system, i.e. GIS-based spatial decision support system to guide, inform, evaluate, and monitor regulatory processes in spatial planning, ...
1
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0answers
211 views

netCDF import problem in QGIS (XY issue)

I working with a netCDF file related to precipitation over time in QGIS. When I import the file, QGIS reads the data indicating y-coordinate, instead of timestep, as the dynamic dimension to associate ...
4
votes
2answers
674 views

Best practise for managing shapefiles/symbology in QGIS

One aspect of GIS that wasn't covered in my training was the best way to manage shapefiles within a project. In my hypothetical example I have a shapefile with a number of attributes. I want to ...
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2answers
96 views

Can I change the pimary key for feature class comparisons with ArcPy

I'm using ArcPy to compare two feature classes from Esri file geodatabases using the Feature Compare (Data Management) tool. The script itself works very well. However it always uses the OBJECTID to ...
1
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2answers
2k views

ArcGIS Tool to Delete only Geodatabase content (feature classes, tables, etc)?

Situation: Need to add a Tool to my ModelBuider to Delete only the content from an Enterprise (SDE) Geodatabase (containing features classes, tables, relationship classes). Tool "Delete" (from ...
0
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1answer
995 views

Copy shapefile to SDE feature class using arcpy

Is it possible to copy shapefiles to SDE geodatabases using ArcPy? I have tried using Copy_management, but it says that it cannot copy between different workspaces. Is there a different function that ...
1
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1answer
243 views

Cannot find table in geodatabase

I was using the Make Query Table tool in ArcGIS. Once the tool finishes running, the result (a table whose name I specify) is automatically added to the Table of Contents and I can view the data ...