pgRouting extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality.

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Issue using pgr_dijkstra from Postgres pgRouting

I am using Postgres with Postgis extension to retrieve streets (only for pedestrian use) and several "natural" points. I need to make updates every minute and i am working on a small bounding box. For ...
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70 views

How to connect QGIS to PostGIS? [duplicate]

I want to establish connexion QGIS and PostGIS in order to run the pgRouting Layer, how can I do it?
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83 views

A few PgRouting database design questions

Does someone know how the cost field in PgRouting is calculated? What are 'source' and 'target' good for? 'osm_source_id' and 'osm_target_id' contain the same information using different numbers. Is ...
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70 views

Alpha Shapes in pgRouting - missing FROM-clause

I am attempting to follow Anita Grazer's post on creating alpha shapes in pgRouting. The article was written several years ago, so some of the functions have been updated and names have changed. I ...
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61 views

pgrouting Dijkstra: routing with non-vertex data

I have some data samples, they are some traffic accident locations (have shape files) I really want to use the dijkstra function of pgrouting to look into their shortest distances between each other. ...
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374 views

missing tables vertices_tmp and vertices_tmp_id_seq pgrouting workshop

I'm using OSgeo 6.5 dvd and studing pgrouting workshop for get shortest path. I created database call "routing" and used "template_routing" for create tables but only 3 tables created. So then I ...
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46 views

PgRouting: Target vertex error

I'm trying to make a matrix that shows the cost from a node to the rest of the nodes in a network. The final result I'm looking for is not the cost, but only know if a car can or can not reach each ...
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255 views

How to find Shortest Route between two points in PostGIS without using pgRouting?

I want to find shortest route between two points stored in PostGIS database. I know about pgRouting functionalities but I don't want to use it because of data processing/topology creation processes. ...
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1k views

osm2po vs osm2pgrouting: workshop pgRouting

As osm2po was a more reliable way to convert an .osm I went for that solution to load my date in postgres. In the workshop however the author points out to check the result after osm2pgrouting. The ...
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66 views

compiled pgrouting: could not access file “$libdir/librouting”: No such file or directory

Can I ask how can I compile pg-routing myself so i can modify the codes myself? I now installed by sudo apt-get install. When I downloaded the source codes from github and compiled it myself, it ...
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59 views

pgrouting: function driving_distance does not exist

I tried to run driving distance function but got error. function driving_distance(unknown, integer, integer, boolean, boolean) does not exist LINE 1: SELECT * FROM driving_distance(' ...
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61 views

How to set the target schema using osm2pgrouting

Is it possible to set the target database schema using osm2pgrouting? After some debate and troubleshooting, I've decided to host my OSM-based pgRouting data in the same database as the rest of my ...
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59 views

how to create Topology table?

i have gis database called Madar in pgadmin with postgis and pgrouting extension, all the data inside gis database already inserted by shp2postgre tool , what i really need now is how to make topology ...
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66 views

Get nearest node following segment

I am trying to get the nearest node from a point(Id 1) . The coordinates (lat/long) are input by an user . I am using some functions like pgr_nearest_node() or get_nearest_node() from get_nearest_node ...
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1k views

Does OSM2PO take into consideration turn restrictions?

It is supposed that for using Shooting star function in pgrouting, we need to have RULE and TO_COST fields in our table, but OSM2PO hasn't created those fields. what must i do for OSM2PO takes into ...
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77 views

pgRouting not returning node with correct z-value

have an issue with pgRouting that I've modified to consider multi-floor indoor areas. I've created a mock floor plan of any typical hotel. I copied the floor plan and assigned a different z-value to ...
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72 views

Visualising Multiple Routes from pgrouting in QGIS

I am able to Visualise the Single Route from Source A to Target B by the following code in QGIS SQL "id" in ( SELECT id2 as id FROM pgr_dijkstra( 'SELECT id, source, target, cost FROM ways', ...
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179 views

pgRouting with multiple floors [duplicate]

Hoping I might get some help with indoor multi-floor routing using pgRouting. At the moment, I have a dummy network system created to analyze shortest routes between locations with the results served ...
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3k views

Route optimisation for multiple vehicles

I have 100 destinations and 5 vehicles and I need to code a solution that efficiently routes the vehicles to each destination, so each destination is visited by 1 of the vehicles. Some of these ...
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761 views

pgrouting php problem “pg_fetch_result(): Unable to jump to row 0 on PostgreSQL result index 3”

I'm trying to build a simple routing web-app using pgrouting, followed some tutorial and the latest workshop. Because I'm using PostgreSQL 9.3(x64), Postgis 2.1.1, and pgrouting 2.0 so I did some ...
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80 views

How to check if a node is in route computed with pgRouting?

I'm new to the GIS system and I'm following the pgRouting workshop. I've imported the locations of nodes (points, highway=street_lamp) using osm2pgsql. now I'm calculating a few paths between two ...
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94 views

PostGIS for GPX analysis

I have GPX trails of vehicles/bikes of a particular city. Meaning, lat/lon, timestamp of bike trails from where a particular bike started and ended at different hours of the day. I have sets of these ...
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51 views

Importing map information with osm2pgrouting

I'm importing the cartography of Spain with osm2pgrouting. I want to import address information, that is, the tag addr = *. I modified the file mapconfig.xml follows: <type name="junction" ...
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794 views

How to add offsets to the route?

Edited: I want to ilustrate my question. Suppose that you're in "Point A" and want to go to "Point B". This points wouldn't be in "at_2po_4pgr" table cause aren't source/targets nodes. Then, I ...
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24 views

PGR_Djikstra function error

I'm trying to find a shortest path between 2 nodes using djikstra method but it keeps saying ERROR: Error, query must return columns 'id', 'source', 'target' and 'cost' this is my query: ...
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75 views

Add columns with information OSM by osm2po?

I imported the europa.osm network within my spatial database thanks to the osm2po tool. I use this with pgrouting. My problem is that I need to know the information provided by the tag address (city, ...
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45 views

PgRouting Obtain RoadNetwork data from osm file

I am trying to obtain road-network data from OSM file using pgrouting and for this I am following this tutorial: http://workshop.pgrouting.org/ The format I am looking for is ...
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38 views

How do I tune postgres to quickly find the shortest path on a large dataset (4M)?

My graph has ~4M rows, and I am running it on 2.55GHz machine. When postgres gave it the default amount of memory settings, it took my ~55 seconds to run the pgr_ksp function against it (where k is ...
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41 views

What can I use to generate an interconnected graph from a series of coordinates?

I have a table containing latitude and longitude coordinates, and I'd like to be able to build an interconnected graph from it to use with pgRouting. Is there an existing feature of postGIS or ...
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46 views

Densifying OpenStreetMap (OSM) network nodes?

I am working with osmconverter to convert osm files(*.osm) to *.pbf, then i use osm2po to get sql file that run into PostGis to get a network table. The last step is to run a createTopology ...
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88 views

Error of doing pgr_analyzeGraph

I just completed the command pgr_createTopology, but it fails to do pgr_analyzeGraph & pgr_createTopology. The error is as below: Anyone can give me an idea? Thanks ERROR: isring() should only ...
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57 views

Best way to filter points given a starting point and max travel time

I have a database of about 1M geolocated addresses and I'm looking for a way to sort/filter these records based on a starting point and max travel time. Ex: "find every baker shop within 30 min ...
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37 views

Using virtual or temporary geometry with PostGIS and pgRouting

I am attempting to find the shortest/fastest routes from GPS point to GPS point as described in this post: Create closest point on multilinestring to use in shortest_path() I have seen many solutions ...
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739 views

Using osm2pgsql data with pgrouting 2.0

I have successfully manage to make the workshop from of pgrouting (wrote for v1) with pgrouting v2. Now I want to use pgrouting 2 on my postgis database created with osm2pgsql. The problem is first ...
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150 views

Change The OpenLayers 3 script into openlayers 2.13

Hi all I want to change the code from pgrouting latest workshop which is used the Openlayers 3 beta to Openlayers 2.13 The code is in here http://workshop.pgrouting.org/chapters/ol3_client.html I ...
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106 views

How to split a road network into parts of same length?

It's my first time trying to use routing software. I prefer to use free and open source software but ArcGIS Network Analyst is available, too. For an university course i need a solution for the ...
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192 views

Getting route segments from OSM data and assigning ETA for them

I have a problem of assigning possible ETA for a route. So far, I have the following: OSM data for a city. I have open source data of taxi trails for the same city. Now, I am planning to divide ...
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72 views

routing core smart sql functions

I found routing core smart file here but unfortunately is for version 1 of pgrouting... and when i want to use it in pgrouting v2 i get a lot of errors ( because of functions that have been changed in ...
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77 views

Method to translate PgRouting to ESRI Network Analyst network dataset?

I have a network dataset in a PostGIS database that is set up and routable via PgRouting. I would like to take this dataset and import it into Network Analyst in ArcMap in order to make some ...
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3k views

Query failed: ERROR: Operation on two geometries with different SRID

Following the pgRouting workshop here, I have the routing query below: $sql = "SELECT gid, start_id AS source, end_id AS target, the_geom, distance(the_geom, GeometryFromText( ...
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105 views

Splitting lines table using point table in PostGIS

My problem is that I want to get the shortest route between multiple point pairs which are stored in a table (PostGIS). In PostGIS I also have a network created using pgr_createTopology on a table ...
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33 views

Creating network for pgRouting from set of multiline strings?

I have a table which is a set of multiline strings. I wish to create a pgrouting topology from that table so I can do shortest-path problems. I have tried pgr_createTopology but it failed. Is ...
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318 views

Shortest Path Matrix with QGIS/GRASS

I signed up just a minute ago, because I am working on my Master's thesis and could not find a working solution for the following problem: I am analyzing Germany's high voltage electricity grid. I ...
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1answer
271 views

Install pgRouting on Postgres 9.1 and Win 32

I referred some documents on GIS-stackexchange and over internet regarding installation of pgRouting on Postgres v9.1 and windows 32. I am not getting the correct version of pgRouting to install. Can ...
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57 views

pgRouting pgr_trsp returns no route

Installed a fresh PostgreSQL v9.4.1 x64 on Windows, and used the Application Stack Builder to install PostGIS 2.1 bundle which includes pgRouting 2.0. I created the sample data ...
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How to make routable OSM map

I have some routable data for testing my pgRouting functions, and everything is fine. Now I have to download some more countries from OSM. I downloaded Germany shape files, but OSM maps are not ...
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144 views

Speeding Up pgr_dijkstra using bounding box in PostGis2.0

I'm using PostGIS for the first time to calculate distances between two points, for a driving school booking system I am working on. I have loaded in all of the maps for Australia, but the query I ...
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214 views

How to make a routable network topology?

We are trying to make a network topology for pgRouting from our own data. But there is a problem we could not resolve; our road data look like this; The red edge is a single geometry, so we can not ...
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318 views

pgrouting pgr_dijkstra forcing route along a selected edge?

I have routing working where a user clicks 2 points on the map, I find the closest vertex to those 2 clicked locations and pass that to a pgr_dijkstra function. What I would like is give the edge a ...
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1answer
1k views

routing using openlayers and pgrouting

I would like to do a Dijkstra routing using pgrouting and openlayers. I have the downloaded osm data. I am following the workshop given in this link. But since I am very new to this I found it ...