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I am trying to use postgis to calculate distances between points. I have the (from to coordinates)...
I am trying to make a trigger for a change checker. If geometry change is detected change value of...
I'm using POSTGIS="2.4" and Postgresql 9.6 and facing following error While trying to insert...
I’d like to provide an interface for salespeople and data entry staff to zoom into certain...
I have been getting Initialization error while attempting the pgsql2shp postgresql code: pgsql2shp...
I want to dump a shapefile from my postgresql database with the following command line: pgsql2shp...
hi im following this tutorial http://workshops.boundlessgeo.com/tutorial-routing/ of which im now...
I'm trying to get a true GeoJSON out of my OpenStreetMap boundaries postgis server [For you: psql...
I'm deploying a GeoDjango app with AWS EB. I've also set up a PostgreSQL db and installed all the...
I am not sure if this is the right forum for askign this quesiton but saw some similar question...
I am needing to write a query which finds any unclosed polygons and closes them by copying the...
I really am stuck in the the using L.timedimension. My geoserver asks the date in the following...
Is it possible to install postgreSQL extension 'postgis' version 2.2.1 on Ubuntu 18.04 even if it...
In GeoDjango with two have two models which contain geometry fields: from django.contrib.gis.db...
I have a set of polygons and they can overlap with each other, like this: I want to modify them...
I recently upgraded my Amazon PostgreSQL RDS to version 10.3 but while fetching the projections I...
Using PostgreSQL 10.4, compiled by Visual C++ build 1800, 64-bit PostGIS 2.4.4 pgRouting...
I have a dataset of entities with their type and lat/long. Like this: Name Type Lat Long House1...
Im trying to store an "empty" feature using openlayers (version >= 3) like this one : let...
Im new in webmapping. I want to create a webGIS app on a windows server 2008 using tomcat, postgis,...
3 weeks ago

Postgresql + POSTGIS

I'm trying to deploy PostgreSQL + PostGIS for my ruby app. I follow this tutorial, but when I'm...
So I am using pg-promise to insert multiple geojson MultiPolygons into a postgis database. The...
I follow the steps in this link https://github.com/pgRouting/osm2pgrouting to install...
I'm doing a C# project where I need to make some tables to use PostGis for calculate the distances...
I am using pgrouting 2.1.0. I have spatial and non-spatial data in different table(in different...
I have a shapefile of polygons with their geometry, a column of time and a column a value. The data...
I am using PostgreSQL and I am using PostGIS extension. I am able to compare one point with this...
It is possible to load data with GEOGRAPHY column into postgres/postgis using liquibase(I prefer to...
When I want to call my Pois database, I can't get the field "lonlat" pry(main)> p = Poi.last ...
i'm running the following query on a table of multipart polygons: SELECT id, surface_cnrtd,...