Tagged Questions

PostgreSQL is an open source object-relational database system.

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1
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0answers
208 views

ArcGIS 10.2.1 crashes during connection with ArcSDE 10.0 inside PostgreSQL 8.0.1 [closed]

I'm currently working in an infrastructure built with ArcGIS 10.0 (Desktop and Server) [SP2 build 3200] and because for some functionalities (ArcGIS for Desktop extensions) I need to use a newer ...
2
votes
2answers
247 views

Most reliable way to import large dataset with osm2psql

I know my question is similar to slow import via osm2pgsql to postgresql database and Optimizing osm2pgsql imports for OSM data but as we currently have quite some problems importing a large set of ...
0
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0answers
22 views

How to connect Openlayers with Postgres [duplicate]

hye all, im really new in openlayers, i already have a map using openlayer but not have layer. my question is, how i want display layer using postgres and i want to make a search function to search ...
0
votes
0answers
43 views

GeoServer Error while calculating BBOX

I made a custom PL/pgSQL function in PostgreSQL (this function is using pg_tsp and pg_makeDistanceMatrix functions) and then made an SQL View in GeoServer to extract the information from the db using ...
2
votes
2answers
87 views

Does PostGIS have separate implementation of GiST index from PostgreSQL?

I want to know if PostGIS has a separate implementation of GIST index or it reuses the GIST index implementation provided by Postgresql?
0
votes
1answer
240 views

How to update/delete data from a datagridview?

I wanna be able to update/delete data from a datagridview, and when I do that of course the data in my PostgreSQL database should be edited too. So I've thought about giving the user the ability to ...
2
votes
1answer
77 views

How to get the width and height of a rectangular polygon in PostGIS

I have a table with point features saved in the my PostgreSQL database, and I can run the following query to get the extent of the point features and I turned the extent back into a geometry: SELECT ...
1
vote
1answer
62 views

shape file into DataSet in postGIS using openJUMP, but getting error

I am new to this field and I want to save my shape file into DataSet in postGIS using openJUMP, but I'm getting an error...can anybody tell me solution for this?
0
votes
1answer
52 views

plpgsql tutorial [closed]

Kindly help me to find out a good tutorial for plpgsql syntax. Which language is the best and extensively used by the users for PostgreSQL custom functions - sql, plpgsql, c, pl/python, pl/java etc? ...
0
votes
1answer
41 views

Function get_partition(geometry, unknown) does not exist - Nominatim tiger data import

Ive install Nominatim with postgres9.3 and postgis 2.1, imported osm data ok and now trying to import tiger data (tiger2013 edges) for the house numbers. The import looks to go ok, but there is no ...
1
vote
1answer
302 views

The create feature task could not be completed. the coordinates or measures are out of bounds

I'm trying to create a layer based on a feature class, in ArcMap (I've created a geodatabase from Arcatalog and linked it to PostgreSQL). The feature class that I've created is registered as ...
0
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0answers
44 views

How do I break up a shape file into contiguous area?

I've got a shapefile which is a union of non-contiguous shapes. I'd like to be able to break them up into individual groups. For example, suppose I have a polygon of the entire US, currently only ...
1
vote
3answers
142 views

Generating a routing database for the entire world while keeping the tags

I've been looking into this matter for a few days now, but I haven't come up with a working solution. Basically, what we are trying to do is create an entire world database, preferably in PostgreSQL, ...
0
votes
1answer
98 views

Importing recent NAVTEQ/HERE RDF Data into Postgres/Postgis

I am trying to import a recent version of navteq data into a postgres DBMS. I have downloaded the 2014Q2 version of the data from https://here.flexnetoperations.com as well as ...
2
votes
1answer
64 views

scaling of results: the comparing of osm-files for a few days - a statistical approach

i am pretty new to Geographic-information Systems so do not bear with me if i ask newby questions: i am interested in gatherin information on schools Some days before i have heard that it is ...
1
vote
1answer
98 views

SQL-query should return GeoJSON FeatureCollection

I'm trying to return a GeoJSON FeatureCollection object from a SQL-query with PostgreSQL 9.3 and PostGIS 2.1. This is my query so far: SELECT row_to_json(fc) AS p FROM (SELECT 'FeatureCollection' ...
0
votes
1answer
47 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 ...
1
vote
1answer
37 views

OSM data - ways table features

I have made this web-app http://160.75.133.173/openWebApp/routing.jsp Users just have to click two points to figure out the shortest possible route available connecting them. I am using OSM data and ...
0
votes
2answers
98 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
0answers
21 views

multiuser testing in web gis

We have build a web based application using aspmap and postgresql database (spatial database) While we were checking our app for multiuser testing, we found that the results are overlapped for the ...
1
vote
2answers
133 views

Create shapefile from data PostGIS or KML using Java

I'm working on a geographic information system project, whose products form shapefiles. I am using the Java programming language and a PostGIS database. Is there a way to generate a shapefile from ...
0
votes
1answer
91 views

Create shapefile from data postgis / kml using java [duplicate]

I'm working on a geographic information system project, whose products form shapefile. I am using java language, and PostGIS database. Is there a way to generate a shp file from PostGIS or kml using ...
1
vote
1answer
118 views

Is there any readily available implementation of Mapserver (or Geoserver)- Postgres-Openlayers combination?

I am developing an web GIS for map data presentation for public. Is there any readily available implementation of Mapserver (or Geoserver)- Postgres-Openlayers combination or similar? More Details: ...
-1
votes
1answer
33 views

Failed to convert multilinestring to linestring

I tried to convert some multilinestring data into linestring using: SELECT ST_AsText( ST_LineMerge( ST_SnapToGrid( ST_GeomFromText(the_geom), 0.001) ) ); and ...
0
votes
3answers
109 views

postgis insert query to store geometry and other data

I'm using Postgis functions st_dump and st_split to split a polygon based on line. Now, after splitting; output geometry stores in a database table as well. Here is the query: insert into aoo(geom) ...
0
votes
0answers
58 views

Add primary key to all tables in PostgreSQL automatically

I have a database with 10 schema and every schema has 10 tables which could be points, lines, etc.). I have created a folder called data and sub-folder with the same name of schema.. I use FME to ...
1
vote
1answer
206 views

PostgreSQL/PostGIS: create spatial view

I have a polygon layer and a point layer. 1) I wrote a spatial query to count how many points fall in each polygon: SELECT polR.codeR, count(pntAZ.geom) as tot_pntAZ FROM boundaryR as polR LEFT ...
1
vote
0answers
23 views

Designing a database for Kinect cloud data [closed]

I'm developing a navegation system with a kinect, by this moment I can obtain a cloud points(X, Y, Z, RGB), the idea is to introduce the point cloud (X,Y,Z) into a database postgreSQL with postGIS ...
0
votes
1answer
341 views

Can't start ArcSDE (esri_sde) service

I am getting an error message when atempting to create a connection in ArcCatalog (I'm working under the 10.0 version). The message is : Failed to Connect to the specified server. No ArcSDE server ...
0
votes
2answers
221 views

Error while creating spatial database connection

I'm using ArcGIS 10.0, and I've already created my database using "ArcSDE for PostgreSQL Post installation" .. My database is successfully created in PostgreSQL and now that I'm trying to create a ...
0
votes
1answer
138 views

Add GPX files to postgreSQL database and add one column with a given value

I already found out how to add a gpx track information into my postgres database: `ogr2ogr -append -f PostgreSQL "PG:dbname=your_db user=xxxx password=yyyy" filename.gpx` Everything works fine but ...
0
votes
1answer
59 views

Geometry to Shapefile

From importing the shapefile to postgis, its geometry is added to the database postgresql. The question, how can I load the shapefile in the Visual Basic.Net using the geometry in the database ?
0
votes
2answers
79 views

Postgis: ST_Buffer breaks because of no forward edges

I try to buffer a huge road network using ST_Buffer. After 8h of processing I get an error message: ERROR: GEOSBuffer: TopologyException: No forward edges found in buffer subgraph Here is my query ...
0
votes
0answers
6 views

View information raster data in postgresql

I download and use raster2pgsql.exe import tiff image into postgresql. Can i use the query to retrieve the information of the image does not? Information such as: date of capture, capture time.
1
vote
1answer
36 views

How can I convert SRTEXT to PROJ4TEXT with QGIS

I have a SRTEXT like this: GEOGCS["My Data",DATUM["Not specified (..... I want to get PROJ4TEXT of this STREXT. Can I get it from QGIS. Because I want to insert it in Postgresql SPATIAL_REF_SYS ...
2
votes
1answer
153 views

Using ST_split to split a line feature using nearby points

I have a line shapefile and a point shapefile, and the line has just one segment and its attribute table, the point shapefile has points near the line above, not on it and the close ...
0
votes
0answers
396 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 ...
1
vote
1answer
34 views

shp2pgsql data appent without gid

I have a shape file, I opened it in QGIS that has columns in attribute table named CITY_NAME, POPULATION and I have a database table in Posqgresql that has columns named gid (primary key), ...
1
vote
0answers
14 views

QGIS DBmanager import file append not working [duplicate]

I am using QGIS and connecting to Postgresql database. I want to import shapefile data into database table via DBmanager tool. But Append data to table selection is inactive like following image. I ...
1
vote
2answers
125 views

Find all points in a linestring that are contained by a polygon

I'm fairly new to PostGIS, so I apologize if this has been answered before. I have a linestring made up of 4D points and I need to determine which points in this linestring fall within a specific ...
0
votes
0answers
70 views

PGSQL2SHP Commnad switch column type

I work with Postgis. I have table CREATE TABLE centerline ( gid serial NOT NULL, l_from integer, l_to integer, r_add_pre character varying(15), r_to integer ... } Export this table with ...
0
votes
2answers
49 views

Which function is most appropriate to select postgis geometries that have any part inside another?

I ST_Dwithin the function returns TRUE if the geometry A is completely inside B. I happen to have many polygons (representing regions) and need to know which streets are within each of these polygons. ...
0
votes
1answer
35 views

I need to test a condition within the sql in postgis.

I need to test a condition within the sql in postgis. My sql: SELECT (zoneamento3_32722.zt3), logradouros32722."NMIDEABR", logradouros32722."OBJECTID", ...
0
votes
2answers
52 views

PostgreSQL/PostGIS - group by series of values

I need to sum up linear objects' length and to group them by intervals of several years. I have one table storing my objects like this : - gid serial NOT NULL, - year INTEGER, - the_geom ...
2
votes
1answer
109 views

Centroid of Points using postgis

In my postgres database i have a set of points(lat, long) and i created the_geom index for that. Now i have to find the centroid of these points. I Google a lot and i find that for closed ...
0
votes
1answer
42 views

How can i store shape file in postgress database as a table using php?

I want to create a table from a shape file in Postgres. To do that, I can run this command in cmd: shp2pgsql -s 4326 -W LATIN1 E:\Any\THA_adm public.test123 | psql -h localhost -d DATA -U postgres -w ...
0
votes
1answer
76 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 ...
1
vote
0answers
114 views

Can't see Postgis layers added to QGIS

I'm trying to transition from an old Postgres/Postgis database to a new one. I'm working in a fresh install of Win 7 64 bit. I installed Postgresql 9.3 32 bit, then installed PostGIS 2.1.3. I created ...
0
votes
1answer
157 views

How do I avoid this osm2pgsql duplicate key error in Windows?

I am attempting to load an OSM .bz2 file into a PostGIS database using osm2pgsql but am stuck at a duplicate key value in the nodes which violates a unique constraint - any suggestions? output is ...
2
votes
1answer
284 views

POSTGIS - calculating percent area of intersection in where clause

I have a table of polygons (census block groups) in postgres. I want to tag each block group with the town (another polygon table) it mainly resides within. Is this possible? I'm thinking I'd need to ...