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

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1answer
548 views

How to install multiple versions of postgres in same os windows 7 64-bit?

I have already installed PostGIS along with opengeosuite and it is the latest version. Now I want to run pgrouting but the latest stable version does not compatible to the latest postgres versions. ...
2
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1answer
444 views

Creating routable network table in PostGIS

I am trying to create the routable network table, as per http://underdark.wordpress.com/2011/02/07/a-beginners-guide-to-pgrouting/. Everytime I do it in PostGIS extension, QGIS crashes. The area is no ...
2
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1answer
320 views

How to add Custom data (like for Indoor floors) and find routes using open source software?

I am a newbie to GIS platforms so maybe whatever I am asking is very simple or obvious. I have read documentation/tutorials and as a last resort I am posting here, so any help is appreciated. I am not ...
2
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1answer
152 views

Why is pgrouting astar not consistent?

I route from 1 end of a circular route to the opposite end. Visually it is obvious that going clockwise is shorter, however shortest_path_astar sometimes picks clockwise and sometimes anti-clockwise. ...
2
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1answer
174 views

How to create infrastructure coverage using pgRouting?

I'm trying to reproduce what Underdark did here. I succesfully installed pgrouting and the two required function (nearest neighbour and driving_distance). cdv_osm_v contains all the openstreetmap ...
2
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1answer
164 views

How to link pgrouting edges with street names to route user based in street names?

I have installed postgreSql + postGis + pgrouting and I have loaded OSM data into my database using osm2po and shp2pgsql. How can I search for points in the map using the street names and then route ...
2
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1answer
156 views

How to create a network with all the track points

I have created a sample network through the use of gps visualizer. Than I used the ogr2ogr function to import this data in my database. Now I have a table which holds all the track points of these ...
2
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1answer
124 views

Is there a way to show the direction of a route?

I use pgrouting and openstreetmaps .I would like to know if there is a way to show the direction of the route on the map (eg something like this ---->---- or any other way,idea) Thanks in advance.
2
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1answer
512 views

Plot the nodes of the shortest path found by dijkstra algorithm

I am using qgis and pgrouting plugin to find the shortest path between two nodes and display the route. Currently, the plot shows the shortest path. However, I also want to know which nodes the path ...
2
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1answer
80 views

How to add a new road to an existing pgRouting graph?

I have an existing pgrouting network topology that I would like to add a road to. The road is a linestring from a shapefile and will intersect several roads in the existing network. Is there an easy ...
2
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1answer
150 views

Issues when using pgrouting's shortest path

I am having some issues when using pgrouting's shortest path. I am following this tutorial available at http://workshop.pgrouting.org/chapters/shortest_path.html#dijkstra. This query returns a list of ...
2
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1answer
417 views

osm2pgsql finishes processing without creating vertices_tmp table

I am using postgresql 9.1 database with posgis installed. I also have pgroute installed on same database. I am trying to use osm2pgsql tool to import data for routing. But osm2pgsql tool finishes ...
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1answer
448 views

How can I convert geoJSON data to GPX format

I want to know how I can convert geoJSON data to GPX format.
2
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1answer
103 views

Is there a straightforward way to get the source/target point geometry of an edge?

I was wondering if there is a straightforward way to get the source or target point geometry of an edge? It is still not clear to me how the source-target works. For example, if I use ...
2
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1answer
248 views

Convert SmallWorld GIS topology to pgRouting topology

Is there any way to convert SmallWorld GIS topology to the format that pgRouting use? My costumer have use SmallWorld GIS and make his topology on it. but when he export his information as shape file, ...
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0answers
31 views

Why pgRouting GUI panel may not work in QGIS?

What could be the reason behind the mal-functionality of the pgRouting Layer GUI panel? In order to route shortest path via dijkstra function code I'm able to conduct the task using the following ...
2
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1answer
45 views

GTFS import and pgRouting

I know there are some questions out there already. I'm looking at a fresh approach. I found the gtfs2pgrouting project from pgRoutings' GitHub page. But it's three years old and doesn't work with ...
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0answers
45 views

A* pgRouting issue with x1,y1 and x2,y2 values

I am trying to use the A* algorithm in a topology I have made in PostgreSQL. I can fill the x1,y1 and x2,y2 the latitude/longitude, but I have read that the same version has problems with ...
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0answers
58 views

How to get the nearest points from pgrouting linestring result?

I'm trying to get the points or landmarks near from the result of pgrouting linestring( the shortest path ). I'm using OSM map entities and working with planet_osm_point. Here's my codes. SELECT ...
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0answers
62 views

How to calculate bus route transfer by using pgrouting?

Let say I have route 1 from A -> B -> C, route 2 from C -> B -> D, how can I write SQL for pgRouting which can let me have the result route 1 -> route 2 when I want to get the shortest path from A ...
2
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1answer
53 views

avoid using the same road twice

I am currently developing an application to create tours for motorbikes. At the current stage of development there is a start/endpoint and several points which outline the tour. Between these points ...
2
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1answer
38 views

How to restrict level crossings in route?

I want to evaluate if it is useful to bypass a level crossing through a nearby tunnel or overpass when the LC is closed or if it is worth waiting. I want to use the OSM data for realistic scenarios ...
2
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1answer
265 views

pgrouting: Using nodes instead of ways

I want to compute the shortest path between two points origin=(34.052299,-118.1812657) destination=(34.141132,-117.853179). Below is my workflow. Step 1: Find the nearest nodes. origin: the ...
2
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1answer
435 views

Create isochrone from multiple start points

I want to create an isochrone. For this I could use the pgr_drivingDistance function with pgRouting (http://docs.pgrouting.org/dev/src/driving_distance/doc/index.html) but it only takes one start ...
2
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1answer
410 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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176 views

travel survey multi stop routing problem

I have a travel diary survey dataset that I am attempting to transform into more useful information. Currently, the data comes in the format of: Survey# , PlaceVisited#, TravelMode, TripPurpose, ...
2
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1answer
133 views

assign_vertex_id:problems when creating the node ids

Before using pgrouting, I have to create the node ids. I loaded my polyline layer into PostGIS Manager: I type this in SQL query: select assign_vertex_id('split_4', 800, 'geom', 'gid') But as ...
2
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0answers
91 views

Pgrouting can't find postgresql (on Mac)

I've installed both postgreSQL 9.0 and postgreSQL 9.1 on my mac, using binaries from http://www.kyngchaos.com. I also have postgis 1.5 installed. I tried to install pgrouting, again using binaries ...
2
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0answers
249 views

From pgRouting shortest_path back to osm node id

I'm successfully performing path finding queries like shortest_path on data imported with osm2pgrouting. The tables I have inside my pgrouting DB are the following: List of relations ...
2
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0answers
155 views

Is PgRouting DARP Function still being supported?

I'm asking this, because I need some tool to solve a DARP problem. After researching I found PgRouting had included this functionality in one of its branches. But after installing it, getting stuck ...
1
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1answer
810 views

How to generate all possible routes between two points?

I have a network dataset in ArcGIS and I need to generate all possible (not only the shortest one) routes between two given points (A, B). Is it possible to do it with the Network Analyst? Or with ...
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2answers
170 views

How to fix “Error, query must return columns 'id', 'source', 'target' and 'cost'”?

I have one spatial table with gid, FNODE_, TNODE_ and LENGTH column in my Postgresql/PostGIS database. I am using pgRouting. Problem is, when i try with shortest path query it shows following error. ...
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2answers
732 views

osm2pgrouting connection failed

I'm importing data from my OSM file to a postgresql database using osm2pgrouting. I followed everything in from here and it went smoothly, until I try using osm2pgrouting. This is what happens: ...
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2answers
255 views

Problem Importing shapefile into postgresql with simple geometries

I have a Line Type shapefiles to be imported to postgis database on my postgresql, I'm using the SHP loader, I checked the "Generate simple geometries instead of MULTI Geometries" options so that the ...
1
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1answer
82 views

Problem using pgRouting 2.0

I follow this great post:pgRouting 2.0 for Windows quick guide, and I have loaded the test data from GeoJSON, like this: But I don't know how to load this layer into my database, and my DB manager ...
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2answers
1k views

Calculating many shortest paths with pgRouting

I 145013 Danish addresses, and 10 big cities in Denmark as points in QGIS. Furthermore, I have four vector layers that connect all the points. They are small roads, main roads, freeways and ferry ...
1
vote
1answer
138 views

Do vertex IDs stay the same every time I run osm2po?

Does anybody knows if vertex (source, target columns) in osm2po tables are always the same? I have my dr_2po_4pgr table with routing data and dr_matrix with routes already made. In this table I have ...
1
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1answer
318 views

PgRouting Driving Distance crashing postgis server

I haven't used PgRouting much so I'm a little in the dark here. However, I am attempting a driving distance calculation like the one described by Underdark here. My SQL is identical, I have a ...
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2answers
547 views

Issues with installing pgrouting in mac

I installed both postgresql and postgis using brew in mac. How can I now install pgrouting. I couldn't install it using brew. Any suggestions?
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2answers
193 views

Is it possible to get 10 (some) ordered shortest paths ordered by distance (cost) with PgRouting (ex: SELECT TOP 10 SHORTEST)?

I'm new in pgrouting. Is it possible to get 10 (some) ordered shortest paths ordered by distance (cost) with PgRouting (ex: SELECT TOP 10 SHORTEST)? Update: why "second shortest" needed? "second ...
1
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3answers
38 views

problem to use openstreetmap data file with pgrouting2.0 on PostgreSql9.3

I'm a newcomer on pgrouting, and I want to test its functionalities. I've installed and configured my computer with Postgresql9.3, pgrouting2, and PostGIS. I've downloaded from openstreetmap the ...
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2answers
76 views

Get km route between two points with lat / lng

I'm doing the following query to get the distance between two points with pgrouting: SELECT sum(cost) AS cost FROM pgr_dijkstra( 'SELECT id, source, target, km as cost FROM ...
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2answers
74 views

Can 'Source' and 'Target' in the roads table for routing be duplicate?

I am using pgr_ksp for finding multiple paths for single source and destination. I am wondering if 'source' and 'target' in a roads table are unique or not. because when i am doing routing on my road ...
1
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1answer
145 views

Routing in MS SQL 2012

I would like to perform routing in MS SQL 2012 similar to pgRouting. In pgRouting, I'd do the following steps to create a routable network: Create a database routing with template template_routing ...
1
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3answers
229 views

Is it possible to change the projection used in OSM2PO?

Is it possible to change the projection used in OSM2PO? I used the following command to generate a SQL file which I loaded into my database: java -jar osm2po-core-4.2.30-signed.jar prefix=at ...
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1answer
629 views

Generating nodes where edges meet, PostGIS, pgRouting

Recently I was doing some research on how to assign nodes (as POINT type geometry) to existing edges of a topology network and store them in a different table. Call it nodes table. I have all the ...
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2answers
398 views

How to restart an osm2po service from a previous run?

I have followed underdark's clear and concise "how to" to get osm2po running. The web service is a great little tool for inspecting the data. Is there a way to restart the service using an existing ...
1
vote
1answer
43 views

Get closest (source or target) of an edge from a point in postgres

I have a Postgres custom function that uses pgr_dijkstra to generate a route working. It works be passing the lat/lon of the start and destination points. I then find the closest segment vertice to ...
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2answers
70 views

How to visualize pgrouting result?

So I use this query SELECT seq, id1 AS node, id2 AS edge, cost FROM pgr_dijkstra(' SELECT gid AS id, source::integer, ...
1
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1answer
74 views

Pgrouting, pgr_dijkstra function error

I'm starting to use the Pgrouting function on my database Postgresl. I have the table of links (id, source, target, cost) which contains the set of edges of my graph. I want to calculate the shortest ...