0
votes
0answers
7 views

Problem in importing .osm file with osm2pgrouting 2.0

i've got two different systems: First system is: Ubuntu linux 64bit Postgres 8.4.8 Postgis 1.5.1 pgrouting 1.05 osm2pgrouting 0.2.0 This the system i've used for an old project that is already ...
0
votes
1answer
13 views

Pgrouting install debian 7.5 whezy

I need to install pgRouting on a Debian 7.5 64-bit server. I have PostgreSQL 9.1 and PostGIS 1.5 running. But somehow I can not install pgRouting. 1 - To use add-apt-repository ran the command: ...
0
votes
0answers
32 views

Calculating driving distance from many nodes (sources) to one target using PgRouting?

I'm using a PostGIS / pgRouting database setup with a road network. And I want to calculate a driving distance and shortest path from many sources to one target. I found that pgr_kDijkstra can ...
0
votes
1answer
23 views

pgRouting pgr_tsp() not returning results when used with SQL parameter

I’m trying to solve the travelling salesman problem with locations pulled from a database, e.g.: mydb=# SELECT id::integer, location_lng::float AS x, location_lat::float AS y FROM addresses where ...
0
votes
2answers
34 views

Keeping up to date with OSM changes in pgRouting

I'm working on a routing application using OSM and pgRouting. I'm only interested in a subset of data, mostly North America (performance was difficult for large amounts of data, so don't want to use ...
0
votes
1answer
25 views

How to easily remove loose/isolated edges from pgRouting network?

I wondered if there's an easy way to 'clean up' a pgRouting network by removing those edges that do not connect with the global network. Otherwise you risk to end up with cost values of -1, meaning ...
0
votes
0answers
16 views

Calculate distance between point and linestring, save the distance as table and represent that on QGIS? [duplicate]

I have loaded my data with osm2pgrouting and I have my network with ways (Linestring) and nodes (Point). The problem is : I have a database of doctors addresses (point) and I should calculate the ...
0
votes
1answer
24 views

Empty geometry resulting from pgrouting function

Let me start by saying I'm assuming I'm missing something very silly but I can't see it. I have a table of points and I'm trying to generate a polygon around each point that estimates a maximum of ...
0
votes
1answer
63 views

Enlisting all OpenStreetMap (OSM) street names for General Transit Feed Specification (GTFS) routes?

I have exported OpenStreetMap (OSM) data of a city to my local postgresql db using osm2pgsql. I would like to add the General Transit Feed Specification (GTFS) routes information (say bus routes) ...
0
votes
1answer
42 views

pgr_dijkstra function not finding node that appears in ways table

I am having a problem with pgr_dijkstra algorithm not finding some of the node vertices in my table. I have a large dataset of survey travel diaries and am trying to determine their shortest paths ...
0
votes
2answers
61 views

Common Web Server for Web Mapping?

I'm planning to create interactive routing map system( for small town only ) which will be running online. My server side language will be PHP and PostGIS/PostgreSQL with using pgRouting and client ...
0
votes
1answer
34 views

With osm2pgrouting, how to handle relations?

I'm trying to create a topology of the public transport in Paris. I use a OSM export, osm2pgrouting with the correspondent mapconfig.xml and Postgis. Everything works fine, except one thing. In ...
0
votes
0answers
124 views

Postgres SSL SYSCALL error: EOF detected with python and psycopg

Using psycopg2 package with python 2.7 I keep getting the titled error: psycopg2.DatabaseError: SSL SYSCALL error: EOF detected It only occurs when I add a WHERE column LIKE ''%X%'' clause to my ...
0
votes
1answer
64 views

osm2po is missing edges while importing to pgrouting

I am using osm2po for importing pbf file to postgresql but when i find route using built-in algorithms i found that some of the edges are missing so route does not match with road. Did anybody know ...
0
votes
1answer
96 views

Can't load pgrouting extension, could not load library librouting_dd.ddl error 998 windows

I have a windows 7 machine 64-bit, I installed Postgresql 9.3 via the opengeo suite 4.0.2 in the program files (x86) folder, so I guess I have to install the 32-bit version of the extension. I am ...
0
votes
1answer
39 views

problem transforming pgr route to a line - unexpected extra lines from St_MakeLine

I have created a line geometry from a pgr_dijkstra querry and I am getting an unexpected looking line in qgis. The following image illustrates the problem: The magenta line is the line created ...
0
votes
1answer
22 views

PGrouting encapsulated queries error [quotes problem]

I'm facing a quote problem on a pgrouting query. What I'm thinking is wrong is that my query only works if I use one, then four, then eight quotes on encapsulated queries. Is there a way to simplify ...
0
votes
2answers
95 views

creating isochrones in postgis/osm2po/pgrouting and then saving the isochrones as polygons

So I am creating some isochrones in pgrouting based upon a table from osm2po. Now I have a query that will get all of the edges that are c driving distance away from a point. My question is, how can I ...
1
vote
2answers
70 views

adding geometries to a source, target table for multiple rows in pgrouting

I am having an issue trying to perform the pgr_dijkstra algorithm and getting back a line in my table for multiple rows. I have a table that has a columns of source, target node id's but I cannot ...
0
votes
1answer
54 views

an efficient way to find the pgrouting edges contained within an isochrone

So I am working with some pgrouting road network data in postgis2.0/postgresql 9.1. I am interested in routing around certain types of disasters like tornados or such. If a disaster event happens at ...
1
vote
1answer
41 views

can I add additional data to an existing pgrouting postgis database using osm2pgrouting?

This is just a simple question but I could not find the information in the documentation. If I have an existing pgrouting database table named routing, can I add additional OpenStreetMap data to this ...
3
votes
2answers
121 views

How to connect points (bus stops), which don't lie on the lines (LINESTRING), to a network?

I need to connect bus stops (points) to a network layer (OSM data). These bus stops do not lie directly on the lines (see screenshot) nor should their location be moved. I use PostGIS, pgrouting and ...
-1
votes
1answer
92 views

how to build and install pgrouting-2.0 on postgresql-9.3 on ubutntu 12.04 Lts precise?

I try to build following instructions from this link https://github.com/pgRouting/pgrouting after downloading from the github. I have done the cmake command and there is my error output: ...
1
vote
0answers
23 views

Use pgRouting with a PaaS

Is it a way to use a postGIS/pgRouting enabled database with a PaaS like Windows Azure? If not, do you know alternatives?
1
vote
0answers
35 views

qGIS' Database Manager “Load as New Layer” Option Not Working

I'm trying to visualize some of my database queries on qGIS. I run a valid SQL query which returns a subset of my table that should be easily loaded as a layer. I then check "Load as new layer," ...
1
vote
1answer
56 views

ST_Union to merge tables containing lines?

I have to build a street network with Postgis that will be used with pgrouting. I have two tables: 1) the_network (182 lines): is a MULTILINESTRING table. Having columns road_name (varchar) / ...
1
vote
2answers
57 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
vote
1answer
110 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 ...
0
votes
0answers
57 views

pgrouting shortestpathfromAtoB multiple pairs

I've got to solve a shortest path problem between multiple location pairs. E.g.: A to B C to D E to F etc. These pairs are stored in a table routing_basis like hkey; A; a.lat; a.lon; B; b.lat; b.lon ...
1
vote
1answer
100 views

pgrouting unexpected output

Thats my ways.shp file. I loaded this to PostgreSQL DB using PostGIS shape file loader. I ran pgr_anlayzeGraph() on it and found it had a lot of isolated segments. Next I ran pgr_nodeNetwork() to ...
0
votes
3answers
177 views

Faster routing algorithm on pgrouting [duplicate]

I have downloaded data for india as a dbf file then converted it using osm2po to make it routable but the problem is when i make any routing query it takes a lot of time around 300 seconds and these ...
0
votes
0answers
20 views

pgrouting - possible to find route through points rather than links? [duplicate]

Probably a daft question, but... I've been looking at using pgrouting to analyse paths between start/end points, but this analysis seems only to find routes through links (edges). Is there any way ...
0
votes
2answers
145 views

Unable to implement pgrouting(plugin) pgr_astar routing algorithm (shortest path) [duplicate]

I have been working on a project for indoor navigation. I made the floorplan of the building and road-map for routing purposes as shp files (using JOSM, making GeoJSON and then converting to shp file ...
0
votes
0answers
10 views

Prepare OSM file for PGROUTING use [duplicate]

Well I am new in the GIS World :p well I have a webGIS to realise and I want use OpenStreetMap. well the region I need wasn't vectorised so I modified it with JOSM ( Added Roads and buildings) and ...
0
votes
1answer
46 views

How to add Routing Table Query-Result on pgrouting?

I've followed the pgrouting latest workshop http://workshop.pgrouting.org. I wanted to know how to add the routing table query-result into my webpage directly after the route showed up? regards
0
votes
1answer
75 views

How to use osm2po to solve TSP

I've got a TSP to solve. I created a routable street graph using osm2po and imported the result to PostGIS. On my PG db I installed the pgrouting extension (over PGAdmin3 GUI --> right click ...
0
votes
1answer
152 views

Aiming to retrieve source and destination from Android, use pgrouting dijkstra to find shortest path and display it back on Android

I have created an Android application that will accept source and destination from the user. It then calls a php page which takes in the lattitude and longitude of the destination and the source. I am ...
-1
votes
1answer
132 views

Shortest Path Dijkstra

I would like to calculate the shortest path with dijkstra algorithm. sample query SELECT seq, id1 AS node, id2 AS edge, cost FROM pgr_dijkstra(' SELECT gid AS id, ...
1
vote
0answers
90 views

Traversing all possible road routes

I have created a topology from OSM data and would like to simulate a car driving every possible route along the map. The purpose is to "survey" the osm data as if in a car. My ultimate objective is to ...
0
votes
2answers
681 views

PostgreSQL function does not exist

I have PostgreSQL 9.2 with Pgrouting extension, but when I want to call a function(pgrouting) does not work. Id like to compute the shortest path between two point. SELECT gid, AsText(the_geom) AS ...
1
vote
0answers
197 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 ...
0
votes
0answers
65 views

Maximum number of points in a linestring?

I have a database (in Postgres/PostGIS) of GPS points recorded all over a rail network. The only data available is the lat/long coords of each point (no timestamps, links between points, or anything ...
0
votes
0answers
79 views

What does pgr_createTopology() expect for a table parameter?

In this sample http://docs.pgrouting.org/2.0/en/doc/src/developer/sampledata.html#sampledata there is this function: SELECT pgr_createTopology('edge_table',0.001); I understand that this creates a ...
2
votes
1answer
78 views

pgRouting and Openlayers error when insert controls variable

I've got another problem here :( I'm following the foss4g_w12 tutorial for building a pgRouting WebApp using openlayers, everything goes well until I added the following statement to my code: ...
0
votes
2answers
98 views

How to add other column into pgrouting query result in pgAdmin output pane?

I'm working on my final research project now and I'm a new user in pgrouting. Is there any chances to add another column name to display in the output pane? I'd like to add road name column so that I ...
0
votes
2answers
138 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
vote
0answers
36 views

Create a single line from a resultset of line segments

How can I create a single line using the line segments geometry found in each row in resultset? I followed this tutorial: http://anitagraser.com/2013/07/06/pgrouting-2-0-for-windows-quick-guide/ I ...
0
votes
1answer
47 views

Issues with pgrouting workshop code in postgis 2.11/pgrouting 2.0

I'm having issues getting the pgrouting workshop to work on Postgresql 9.2/PostGIS 2.11 and pgrouting 2.0 on windows. How can I rewrite the following php/sql code and make it compatible with my ...
1
vote
1answer
161 views

Can anyone explain me the TSP pgRouting function?

I have no problems using Dijkstra or A* functions, but when I try to run TSP, I really don't know where to start. What I'm, trying is to get the 'best route' to link four points (typical TSP ...
1
vote
0answers
97 views

Complexity of A-star algorithm using pgRouting in a graph

I'm using the A-star algorithm in pgRouting. It uses the Manhattan distance as a heuristics ((|dx|+|dy|)/2). What would be the time complexity in a standard route network? Based on Why is the ...