Questions tagged [mongodb]
MongoDB is a scalable, high-performance, open source, document-oriented database. It supports a large number of languages and application development platforms.
87
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"'location object expected, location array not in correct format" error while trying insert polygon into MongoDB
I convert the geojson Feature geometry into a geoJsonPolygon for Mongo, and the result is a
however, i keep getting the error:
message='location object expected, location array not in correct format',...
- 355
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0
answers
26
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Encountering an error: "Unexpected end of JSON input" when inserting GeoJSON data into MongoDB
In my MERN application, I am getting an
Unexpected end of JSON input
when trying to insert a GeoJSON data in my MongoDB using Thunder client in Visual Studio. Here is my GeoJSON data:
{
"...
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0
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12
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Connecting hosted MongoDB with GeoServer
How can I connect the shared MongoDB database to GeoServer?
I'm trying to follow https://docs.geoserver.org/latest/en/user/extensions/mongodb/index.html
but not sure how the url will be , I have ...
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59
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Projection Transformation from ArcGIS Pro to GeoJSON
I have a dataset with points in a layer viewable in ArcGIS Pro where all points are correctly placed on the map. When I export the attribute table to Excel, the data looks like this:
Year
Country
...
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93
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Extract feature from featurecollection in MongoDB atlas
I need to extract data from my database and add pointer to the map with folium.
import folium
import os
from folium import features
import numpy as np
import pandas as pd
N = 1000
lons = +5 - np....
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0
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75
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Search if point is inside bbox in MongoDB
I am having difficulty finding away to search if a user current geo location is inside a bbox array that is stored in MongoDB.
For example I want to see if the following 174.763336, -36.848461 is ...
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1
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109
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Query MongoDB using a custom CRS and pymongo
I'm trying query a Mongo database using a GEOJSON object with projected coordinates. My query statement looks like this:
{
'location': {
'$geoIntersects': {
'$geometry': {
...
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634
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What is the appropriate way to store geospatial data in MongoDB?
I'm in the process of planning my MongoDB schema for a MEAN stack web app that will deal with a lot of geospatial data. Points, polylines, etc. I've been boning up on the GeoJSON spec. One of my ...
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1
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2k
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Convert shapefile to JSON by using node js
I want to convert a big shapefile to JSON and store it inside MongoDB. Is there any tutorial to help me? Or any library that could help.
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215
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GeoServer Docker - Data loss
I deployed a GeoServer image on Docker and I'm encountering a problem whenever the pod restarts. Every time the pod restarts, the workspace and datastore get deleted although the data in the database ...
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279
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Geoserver WFS-T with mapping file not inserting features
I am wondering if this is supported and could not find the answer yet.
I did my setup according to https://docs.geoserver.org/latest/en/user/data/app-schema/mongo-tutorial.html
and by the above ...
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558
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Find neighboring polygons in MongoDB
I have a collection of polygons in a geojson format and I'm trying to find for one polygon, its neighbors.
I tried to use the $geoIntersects operator like so
coords = [...] # some coordinates of a ...
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1
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1
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Can I store both a Point and a Polygon in GeoJSON format for a single feature?
I've generated a GeoJSON file using ogr2ogr from an ESRI Shapefile for UK Protected Wrecks provided by Historic England - the standard format for the outputted GeoJSON is:
{
"type":"...
2
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1
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358
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Points within Polygons given certain conditions
I am trying to locate all the points within a set of polygons given a certain condition on the polygon in MongoDB using Python 3x.
This question differs from the other ones because i) it requires ...
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0
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79
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Converting dates in a CSV file into Seasons?
I'm very new to MongoDB and clear with the basics but got stuck at a point.
I'm working in MongoDB with a CSV file. In it, there's a column called 'Issue Date'. Some dates are represented as MM/DD/...
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442
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Query to intersect polygons in PostGIS with points in MongoDB
Question:
Is it possible to intersect geometries from No-SQL and SQL databases?
Background:
I need to delete the polygons from a PostGIS database that intersects with points (Lat/Long) in a MongoDB.
...
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344
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Connect GeoServer to MongoDB
I'm new to this GIS stuff and I've already got the MongoDB extension working, added a database to GeoServer (2.15.1) store and even managed to add a layer and recognizing the document structure (it's ...
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653
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What algorithm is used by the $geowithin operator of Mongodb
MongoDB can perform geospatial query such as finding restaurants inside region with the operator $geowithin. For example:
db.places.find(
{
loc: {
$geoWithin: {
$geometry: {
...
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4
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1
answer
2k
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MongoDB - fast & accurate k-NN
We have been testing the effectiveness of the k-NN query in MongoDB and Postgis on New Year City's taxi dataset on two aspects: run-time and accuracy. The staggering outcome is that MongoDB detects ...
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2
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2k
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Adding data from Mongo to GeoServer?
I'm finishing my last degree on informatics but I'm having trouble getting Tiles/Layers.
I have a DB on MongoDB - with this Schema (GeoJSON)
db.stations.insert({
"name": "station 1",
"...
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0
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1k
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Plugin for MongoDB in QGIS
I'm developing an application for a client based on Vue and NodeJS.
Earlier MS Access database was used and I have migrated it to MongoDB and also to PostgreSQL in case I don't find any plugin for ...
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0
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341
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What's the most size-efficient spatial database [closed]
I'm configuring a tile server on Apache Mesos. From all the tutorials I've read, I gathered that PostgreSQL and PostGIS is widely used for this purpose.
I learned that MongoDb and MySQL Server also ...
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1
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386
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How connect GeoServer to existing Mongo database? [closed]
I'm trying to connect existing database in MongoDB to GeoServer.
I connected Mongo to GeoServer, but I can't see exisiting DB. (which I created early by cmd)
However, if I create new db from GeoServer,...
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How to find inner points near to corner of rectangular GeoJSON feature?
This question is in continuation of How to check if GeoJSON feature is in rectangular shape and find corner points?
I have a collection of GeoJSON features as Polygon & MultiPolygon which are ...
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Inserting GeoJson Polygon Coordinates with MongoDB and C#?
I'm using GDAL\ogrinfo.exe to read the tab file which includes polygon/LineString/Point coordinates as a stream using the process. I'll store the coordinates in the MongoDB.
My attempt at inserting ...
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1
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2k
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How to check if GeoJSON feature is in rectangular shape and find corner points?
I have a collection of GeoJSON features as Polygon & MultiPolygon which are saved in MongoDB. Many among them are in rectangular or square shape, while others are odd shaped. How can I find all ...
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2
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3k
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mongo geoIntersects with Spring Data
I created a collection that contains a multipolygon document.
I want to write a query in spring data that tells me if a point (lon, lat) intersects the multipolygon.
The query in mongoDb is as ...
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0
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224
views
Extract info from adf file into json
I have a .adf file which contains altitude data.
Is it possible to read and convert this file in JSON format for a next loading on mongoDB?
My directory structure is:
SRTM_1km_GRD
| --- info
...
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221
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Draw arrow on the line with Geoserver and Mongodb data
I'm looking for the guide to draw the arrow at end of line in geoserver.
So follow this thread (How do I draw the arrow on the line using SLD of Geoserver?), I've made it work with the shapefile.
...
2
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313
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Geosever : make line string feature from MongoDB collection
I installed the gt-mongo plugin to a geoserver and made a new MongoDB store and here is the collection documents example:
{
"_id" : ObjectId("5a2543fcccc8fa54bc0822ac"),
"loc" : {
"...
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0
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180
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Mongo GeoJSON Compliancy
Does MongoDB follow OGC compliancy standards for GeoJSON objects, or some other standard?
I have not been able to find a direct statement on this. A follow up to this is whether there are any tools/...
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1
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2k
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Problem adding GeoJSON to MongoDB: Loop shares more than one vertex with its parent loop
I am trying to add GeoJSON data into MongoDB, but some of the GeoJSON shapes are failing due to the following error:
com.mongodb.MongoWriteException: Can't extract geo keys: ...Loop 1 shares more ...
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0
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480
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It is possible in MongoDB do a query order by the near distance to a given GeoJSON point?
I have in MongoDB a collection with GeoJSON Points that represent places of interest like this:
{
"name" : "Malba",
"type" : "Museum",
"location" : {
"type" : "Point",
"...
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0
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497
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MongoDB: Faster alternative to a basic $geoIntersects query [closed]
I've got a whole bunch of political boundaries defined in a MongoDB collection, which are (as you might guess) very complex polygons, with thousands of points.
One of the queries I need to run is to ...
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437
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How can I detect if my linestring is near an OSM node?
If I have a linestring of objects (different from the road OSM XML file) and an OSM XML file that contains nodes and ways (extracted down to roads only), how can I detect if my linestring passes ...
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1
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618
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Implementation of Esri ArcGIS Plugin Data Source using Monogdb
I worked with plugin data source using file data and it worked fine as given here. For MongoDB I downloaded the code given in GitHub and compiled it and registered it with categories.
How can I use ...
- 1,078
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0
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349
views
Single-ringed GeoJSON polygon in Mongodb
I've loaded the Census' zip code data into a mongo database.
I can query specific zip codes like this:
db.zips.findOne({"properties.ZCTA5CE10":"80205"})
db.zips.findOne({"properties.ZCTA5CE10":{$...
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506
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MongoDB $geointersecting big polygons!
I'm using mongo to store some geolocalized data, with the goal of retriving them using $geointersect. Specifically I have this document stored in my db:
{
"loc": {
"geometry": {
"...
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5
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2
answers
2k
views
Error when creating spatial index in MongoDB
I am wanting to use MongoDB for some basic spatial calculations (on some fairly large data), but I get an error when trying to create an index on the US Counties shapefile retrieved from the US Census'...
- 666
4
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1
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1k
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Load a GeoJSON layer with mixed geometries via QGIS's Python module
I have been able to connect my collection in MongoDB , write and store the collection to as .json file and load the GeoJSON file as a layer by QGIS's Python module unless there are mixed geometries.
...
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537
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Using Python-Flask-MongoDB with Geolocation field running on App Engine?
I'm trying to write an app which would act as a address caching API, so basically it needs to store addresses (geolocations) and later on I could query on a random address and radius and get all the ...
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1
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MongoDB Error Code 16755 - Can't extract geo keys for duplicate vertices and edge crossing
When I try to create an index on geometry db.polygons.createIndex({"geometry":"2dsphere"}), it stops at a certain polygon with the error code 16755. It says it Can't extract geo keys and then either ...
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428
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Python MapServer MapScript & Mongo - Use GeoJSON String Vs File
I have been using Python MapScript bindings for MapServer - and they work great. A new datasource for the application I am working on is MongoDB. I have seen mentions of a MongoDB Driver for ...
- 5,705
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2
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39k
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Import GeoJSON into PostGIS
I want to import GeoJSON avaliable in the following dump into PostGIS but I am not able to import it. I already imported geousa data available in this public dump into MongoDB smoothly. Let me know is ...
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2
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548
views
Generate GeoJSON from MongoDB Query
I want to extract my MongoDB query in a GeoJSON format it order to be able to visualize the result. I use Robomongo, which seems to be able to generate a JSON format. After I run the query, this file ...
7
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469
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GeoJson structure
I currently designing a table/document database structure and use GeoJson to store points and routes. Currently I choose MongoDb, I will consider PostGIS later.
I want to store route info for public ...
- 337
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2k
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mongodb $geoIntersects query for all documents who's polygon contains a point. no results?
I am trying to find all documents for a point that is within a document's polygon.
using mongoTemplate to set up my geo index.
mongoTemplate.indexOps(Boundary.class).ensureIndex(
new ...
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0
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206
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Storing gdal2tiles output directory in MongoDB, add as XYZ layer in OpenLayers
I am regularly running gdal2tiles.py which generates millions of XYZ image tiles for me. Right now I either store these tiles as flat files on a Windows Server file server or I upload a directory to ...
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2
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How can I clean/fix polygons in a Node.js application?
I am working on a simple Node.js application where users can walk around an area with a mobile device using GPS. This track is stored as a Polygon, but sometimes (due to inaccurate GPS signals or ...
- 151
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0
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720
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bounding box - generate coordinates
I will be using mongodb database which supports data on an Euclidean plane (not spherical). I will be performing queries which return all points within a box.
For the box I need to specify the upper ...
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