Questions tagged as 'postgis'

Tagged questions
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How to bring a JSP page to the content of a postgis query?

I have postgis with a database that I have downloaded from ibge and I need to make an application in javaweb that reads the name of a municipality and brings back the data in the svg format and displays on the screen the region passed as a param...
asked by 16.06.2016 / 03:11
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How do I add a WFS layer created in Geoserver on my map made using OpenLayers? [closed]

I'm a bit of a layman on the subject of maps because I'm studying shortly, but my problem is this. I have a table created in PostGIS , with coordinates and data. I've integrated it with Geoserver to use on the map, but I can only run...
asked by 05.11.2018 / 14:30
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What Types of PostGis data are these

In the Postgis 2.3 documentation in part 4.2 PostGIS Geography Type, it is mentioned that the following types are supported. POINT LINESTRING POLYGON MULTIPOINT MULTILINESTRING MULTI...
asked by 31.01.2017 / 18:12
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Comparison of geographic points in postgres

I have a structure something like this: A veiculo table where I store the id and the placa of the vehicle. A estacionamento table where I store nome do estacionamento , id , and area of it (...
asked by 09.12.2016 / 15:07
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Hibernate Spatial + Postgis + Geotools - persistence failure

I have a problem to persist a geometric data in the database (Postgres) I read in the forums and documentation and did not find anything about it, can someone give me some help? Libs: pom.xml with versions <hibernate.envers.version>...
asked by 28.11.2017 / 17:07
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Postgis - Invalid Geometries in Cutouts

Objective: To calculate the area of shp1 that intersects (st_intersection) with shp2 in continental proportion. The shp1 and shp2 are present information for the Brazilian biome of the whole Cerrado, that is, they are relatively large. shp...
asked by 05.07.2018 / 17:28
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wrong map projection

I am trying to insert dots into a layer using leaflet and save those points in a Postgres (Postgis) database. With the geoserver I can see the layer but the points appear to me all wrong and I know that this has to do with the projection but I a...
asked by 10.01.2018 / 19:03
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Layer KML using OpenLayers3

I'm starting in Openlayers and I'm having a problem visualizing polygons on maps. I have a set of polygons being returned from a query in the database (postgres / postgis). This set of polygons is passed via json by an ajax request to the fronte...
asked by 23.05.2017 / 01:33
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How to integrate a Web Application with a PostGIS database? What is the best way?

I'm developing a web application using the Azure platform. I chose to use the PostgreSQL database with PostGIS extension, because the application comes down to a WebGis and PostGis is the one that best suits me. I'm using Azure's WebApp feature,...
asked by 09.08.2016 / 21:41
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How to display the metadata of shape and raster files in PostgreSQL?

Good afternoon! Firstly, this is the first post I post in the forum and I am a beginner in PostgreSQL / PostGIS. I'm working on a project that involves spatialized database in which I need to find the best way to display in PostgreSQL the metada...
asked by 09.11.2018 / 19:24