Geographic Information Systems

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The act or an instance of bringing something up to date.

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1answer
27 views

OpenLayers 6 layer source parameter refresh problem

I'm trying to refresh a source with some parameter. There is a text input control on the html page, I look forward to updating the map based on user input after clicking the button, but it doesn't ...
0
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1answer
21 views

Why my Google Sheet document is not updating in ArcGIS Online?

I have a Google Sheet that updates from a survey I have live in Google forms. I added this to my content in ArcGIS and added as a layer to a map. I was sure to set the refresh interval. I have been ...
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0answers
22 views

Deleting existing data and thereafter appending updated data to hosted feature layer (layer within group layer) in ArcGIS Online

I am trying to figure out how to append new data to an existing feature layer in ArcGIS Online. I have tried to solely append the data (in ArcGIS Online), but the problem arises when I receive ...
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0answers
22 views

Updating/overwriting multiple layers within a feature layer in ArcGIS Online from a fgdb containing all the new feature classes

I am looking for a method to upload and replace multiple layers in ArcGIS Online that are stored within a (hosted) feature layer. I have the feature classes to be used to update (and identical in ...
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0answers
25 views

Inserting/Update a polygon into a field with null geometry in Oracle

How can I copy a previously created polygon that is in a temporary layer, to a field with null geometry in Oracle? I can view the field in the table, use the "Add Part" tool to create a new ...
1
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1answer
43 views

Updating PostGIS layer with the result of intersection

I have a PostGIS layer which I would like to intersect with another layer (adjust its borders). The result of the intersection should then become the new PostGIS-layer (update the input layer). I ...
0
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1answer
27 views

What happens in the DB when a user updates a record in a versioned table?

ArcGIS Desktop 10.7.1/Oracle 18c. In a table that is versioned (with the option to move edits to base): What happens in the database when a user updates a record? It would be helpful to know what ...
2
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2answers
42 views

Update coordinates on geopackage with shapefile

I have a geopackage file that has all the information about certain items but the coordinates need to be updated. I'm using an old Leica 1200 GPS to get the new coordinates and giving the same ID to ...
1
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1answer
26 views

ArcObjects update feature attribute

I want to update enabled field of feature in an asp.net MVC application. I have below code but it returned "No update session in progress" error public string Test() { ...
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1answer
27 views

Populate a combobox with vector layer name in QGIS 3.X plugin [closed]

I'm updating a QGIS 2.14 Python code plugin to QGIS 3.X. I'm stuck in the attribution of vector name in combobox. The problem is that I don't have any error message but the combobox aren't filled at ...
4
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2answers
132 views

QGIS update to 3.14 Pi

I try to update QGIS to 3.14 version with osgeo4w-setup-x86_64 but 3.14 does not appear in list. It only shows 3.12
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0answers
21 views

Update attribute table by values from other layer

let's imagine that I have 2 different layers with geometry. Some objects from the first layer are "within" the second layer's objects. I'd like to update firstLayer_value in attribute table ...
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1answer
34 views

Automatically update field when value in related table is changed

i have set up a 1:n relation in QGIS. The parent layer contains trees (point geometry) and some basic informations about. The related table contains measurements which should be carried out to keep ...
2
votes
1answer
28 views

StopIteration: iteration not started

I'm trying to update a given field in this case the last one of the table by concatenating all values in the row excepting null values or '' values. So far when execute the code until line: print (...
1
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1answer
24 views

QGIS -> MySQL Updates

I added a MySQL layer containing GeoData to my QGIS 3 project. I want this layer updated every time the database updates. Is there a way to do that?
2
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1answer
58 views

Insert/Update/Delete table from another table changes in PostGIS

I'm trying to build a function that Insert/Update/Delete rows of a table based from another table changes. Unfortunately I could not continue, some problems occured: DELETE isn't work correctly: Any ...
1
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1answer
75 views

Update PostgreSQL table; insert data from subquery, on conflict do update duplicate id

Context I run into (some good old) troubles when trying to update a PostgreSQL (10.12) table called nodes containing nodes with some few attributes from OSM + some few others. I only want to update ...
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0answers
18 views

Add Join Management and UpdateCursor in Arcpy

How to join multiple table with shapefile, update cursor specific field of the table in shapefile table and remove the join table? I write some script but it not work, please correct my script. ...
0
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1answer
41 views

How do I get the latest version of QGIS to find my plugins

I just downloaded QGIS 3.12.2-București for the Mac (MacOS Mojave 10.14.6, 3.2 GHz with 32 GB ram). I've been running an older version (QGIS 2.18.2-Las Palmas) for a couple of years and have quite a ...
1
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1answer
49 views

Updating tables from QGIS to pgAdmin

I have created a connection between QGIS (ver. 3.10.1-A Coruña) and PostgreSQL (pgAdmin 4). Every time I edit/update my table in QGIS I have to delete the table in PostgreSQL and re-import again the ...
0
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2answers
45 views

Updating QGIS from 2.8.1 Wien to 3.12.2 [closed]

I am relatively inexperienced in using GIS systems, but was able to make great use of QGIS several years ago to make distribution maps for my dissertation. I'd like to keep QGIS updated. What will ...
0
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1answer
16 views

Updating the file path for a Google Earth layer

I have exported a lot of our data from ArcMap to Google Earth. Most of our company prefers to use Google Earth for basic searches. The users within the company have downloaded a "Master" Google Earth ...
1
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1answer
583 views

Google Earth Engine Update

I've opened code editor in google earth engine. in console table this message has shown: Attention Python and JavaScript client library users! Earth Engine servers now require client library v0.1.215,...
2
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3answers
81 views

PostgeSQL Trigger St_Intersect Insert, Update

I have a problem creating a trigger in PostgreSQL that will get data from polygon layer. Issue: I have two tables: 1. point (id, geom, address) 2. polygon (id, geom, address) Polygon table ...
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0answers
64 views

Updating GDAL to 3.0+ from 2.4.1 on MAC to create GEOPDF's in QGIS 3.10

Title more or less says it. I installed QGIS originally quite awhile ago and compiled it to GDAL version 2.4.1 that it was packaged with. Since then, all subsequent versions of QGIS have compiled to ...
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3answers
31 views

How to use range value in UpdateCursor in ArcMap

I am trying to add range value in attribute tables by using UpdateCursor module of data access (da). import arcpy mxd = arcpy.mapping.MapDocument("CURRENT") lyr = arcpy.mapping.ListLayers(mxd)[0] sql ...
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0answers
27 views

Problem updating Georeferencing for TIFF

When I update georeferencing for TIFFs, the map disappears and doesn't save. Auto adjust is off, rectify wont save, control points I can save seperately. Settings are set to documentation suggestions. ...
1
vote
1answer
33 views

Populate field based on value within a field in another table [closed]

I have two datasets: dat_1 and dat_2. I would like to populate field_1 in dat_1 based on values within field_1 in dat_2. I don't know if i need it, but they have ogr_ID field in common, with the same ...
1
vote
1answer
35 views

Update field based on values in other fields using search and update cursors

I'm a Python beginner, I'm doing a risk analysis with a point feature, and I'm trying to write a script that allow me to update a field (proximity) based on different numeric values within different ...
3
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2answers
93 views

UpdateCursor for field calculation based on unique values

UPDATE TO PREVIOUS QUESTION: I have an address feature class. I want to use an UpdateCursor that focuses on two fields: StreetName and Block_ID. For every instance of a unique StreetName, I want the ...
3
votes
1answer
108 views

Keeping QGIS-projects up to date

Background: We're doing a lot of project work using QGIS. These projects are based on "template"-projects for administrative units, which are always kept up to date, e.g. new WMS are added, newly ...
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0answers
55 views

Overwriting geopackage with Python

I have a QGIS project file with a few geopackage vector layers. Each of them is stored in its own file. I created the files using Python. Now I am considering updateing the files per script. Can I ...
0
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0answers
54 views

Updating table with GeometryFromText of PostGIS

I'm trying to update a column public_geometry in a table by creating a point from longitude and latitude cols from the same table. The database is PostgreSQL with Pgadmin as program to handle the ...
0
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1answer
78 views

Updating geomesa record using Geomesa-Accumulo and Spark with Java API?

I have found here how to save data using spark and geomesa accumulo. But I can't find anywhere how to update existing records. I know that Accumulo is under the hood. Accumulo provides data ...
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0answers
49 views

How often are OSM data in Cesium updated with new OSM data?

When users make edits to OpenStreetMap(OSM), or OSM data gets updated by any other means, how long does it generally take for those edits to show up in Cesium Ion or Cesium Sandcastle? Is this on the ...
0
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0answers
181 views

Updating xy fields in attribute table automatically when moving points to new locations in ArcMap?

I work on ArcGIS Desktop 10.3.1 and try to move several points so they are corresponding simultaneously to the coordinates value in the attribute table immediately. I know this question repeats in ...
4
votes
1answer
305 views

QGIS incredibly slow when trying to update large tables?

My point postgresql table has about 500k rows and about 20 columns People have about 5 fields that they update, the other fields are static Selecting the points is fairly instant, however using the ...
1
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1answer
52 views

Update a field from a PostgreSQL point table (wherever it's NULL) with certain field value from closest polygon?

Given a point table (table1) and a polygon table (table2) in PostgreSQL, I am trying to update a field from table1 wherever its value is NULL. This field should be updated with a certain field value (...
0
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0answers
42 views

Select domain's last update date

I have tables in an Oracle 18c GDB that I integrate to a work order management system. I create views on the tables to translate the data. For example, I translate codes to domain descriptions. I ...
0
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2answers
37 views

Update row based on order of parameter

I'm trying to add a field to a created feature class, then create a key based on whether the AccountNo is equal to the imputed Feature1 through 6. For example, if Feature1 is equal to the AccountNo ...
0
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0answers
32 views

Update shapefile attributes after update of data source

In a project the data is stored in a relational database (so it could be moved to PostgreSQL) for presentation in a web repository to be presented in diagrams, tables, etc. During the last months ...
0
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2answers
294 views

AGOL View layer symbology is not updated when updating hosted feature layer

I have a feature layer called map in AGOL. I want to change the symbology, so I open arcgis Pro and I open this map and overwrite it with new symbols. I see that the feature layer in AGOL is updated ...
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0answers
84 views

Automatically update records in layer based on changes in another

I am using QGIS and I have two layers the first one is "Reading" layer with the attribute details The second layer is "Reading_History" layer with the attribute details I want to use the expression ...
0
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0answers
70 views

Clean update of QGIS LTR on Windows 10

I work in a company that uses QGIS on every computer. We chose to only install LTR versions as a precaution. So when the 3.4 version came out, we launched the installation on every computer. It was ...
1
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0answers
145 views

When appending new data (points) in AGOL, the new points dont show up in the map?

So my workflow was: Open csv file in arcgis pro and plotting points on the map Make a feature service and upload it to arcgis onine Added 1 extra row to the csv file with new data. Saved this csv ...
4
votes
1answer
63 views

Updating raster pixel values where they overlap with another raster band

I am trying to replace/update the raster pixel values of band '3' of a Land Cover Map to a new value of '24', but only where these pixels overlap with value '4' of another raster layer. How do I write ...
0
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1answer
98 views

Updating z value of geometry using updateCursor?

I am trying to update the Z value of a polygon using update Cursor and it just doesn't work! I have been exploring this site and trying different codes without success. I have a shapefile with ...
0
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0answers
17 views

Updating building data?

I need to update a building data (shapes) in ArcGIS Desktop. One Shape is with the buildings of a city from 2012 and the otherone with the buildings of the same city from the year 2019 (perhaps 300....
0
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2answers
101 views

Trouble updating field calculatd by st_ functions

I had first run this code on several of my fields of my T1 table at the same time. UPDATE table_1 SET field_1 = liste.my_bool FROM( SELECT T1.id AS name, bool_or((ST_Contains(T2.geom, T1.geom)...
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2answers
64 views

Transferring Data From One Table to Another Using Multiple Keys in ArcPy?

I have data in one field and I want to transfer it to a specific field in another table based on specific keys Such as ID, road_type and veg_type. My original table looks like this ID Road_Type ...

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