Spatial database is a database that is optimized to store and query data that is related to objects in space, including points, lines and polygons.

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spatialite : spatial index on geometries

I'm currently learning to use spatial access methods for query optimization. I'm going through the examples in spatialite cookbook and got stuck in here ...
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urban and rural areas of the UK

Just curious, is anyone aware of any (commercial) data sets that divide the UK into urban and rural areas based on admin data (e.g. outcode postcodes) and/or physical data (e.g. eastings and northing ...
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Full Text Search in ArcSDE

We have a quite large ArcSDE (~120 versioned feature classes & tables, 1M-3M records) which has Oracle or SQL underlying DBMS. This SDE is exposed through a MapService and we use ArcGIS JS API to ...
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47 views

Creating spatial database with many categories that have same set of values?

I am working on creating a spatial database of county agricultural data where each county has multiple crops (30+) and for every crop there are several production metrics (yield, harvested area, ...
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25 views

How do I design a database for storing GPX tracks and supporting spatial queries?

I have a series of GPX files that contain 1...n tracks. Each track contains roughly 5k - 10k points. The GPX files do not contain waypoints or routes. I want to design a database with the following ...
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How to import data into a table from another similar table?

I am working with PostgreSQL to import a table from a .shp file and my task is to populate another table (same attributes as this .shp table) with the data of the table of the .shp file table that i ...
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Using Arcpy to search geodatabase for feature with smallest number of rows and export as .SHP

I have created a bunch of grids for a city boundary area. I would like to know how to use the Arcpy module to look through a geodatabase and find the grid with the smallest number of rows (assuming ...
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Performance is downgrading with multiple feature datasets design for ArcGIS?

My company develops a spatial planning solution since 2009. Initially it was an ArcMap application to create and maintain spatial plans (competing with AutoCAD folks) but recently we developed ...
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Creating geodjango model with geometry field that can accept different projections

I am working on web application with GeoDjango and within the model (db table) RoadAxis I have geometry field or more precisely LineStringField where I need to store different polylines (road axis) ...
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Unable to create a model from a preexisting spatial database in Postgresql, .NET provider for postgresql doesn't exist

I'm having this problem that's blocking me for over 4 days now. I'm developing a WCF webservice and tried connecting to my Postgresql spatial database (created in ArcCatalog) via Visual Studio 2010. I ...
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How to convert GeomSHP to WKB

I have imported a point shapefile called site_locations.shp into a personal geodatabase. Now I'm trying to retrieve the data from the database using SQL: dbpath = ...
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How to find which areas/regions a list of lat/lons are in?

The Australian Bureau of Statistics (ABS) issues Esri shapefiles or MapInfo files which have a code # for each geographical area at various 'resolutions' and I have a database with a column of ...
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What is a “value raster”?

I want to understand the concept of a "value raster" and if I can use it in neighbourhood statistics.
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GIS information on worldwide cases of wildfires?

I am developing some case studies on wildfire cases around the globe, some examples include California (2007), Australia (2009), Moscow (2010), Valparaiso in Chile (2014), and so on. I was wondering ...
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How to change different projections of feature classes in geodatabase to one projection in new geodatabase?

I want to create a script that iterates through feature classes with different projections in a geodatabase and exports them into a new geodatabase, all with the same projections. What I want is to ...
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53 views

Spatial Data Mining theme

I have question related to a study theme on Spatial Data Mining. Turns out that I have the data of Missouri rivers (lines), counties (multilines) with their crime rate and the factories that handle ...
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Importing and exporting KML into and from DashDB for Geospatial Analysis

I am a recent convert to IBM's DashDB, and I considering proposing to use it at my work. My case would greatly be bolstered if I could show good, easy integration for geospatial analytics data, namely ...
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ArcMap, Editor and Geodatabase API edit session question

Say a feature class from a File GDB is added to ArcMap and an editing session on it is in progress. What happens if an add-in launched from the same ArcMap session tries to start an edit session using ...
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Select and count street pattern features (morphology) using ArcGIS for Desktop?

I'd like to be able to select and count the number of cul-de-sacs, lollipops, dead ends, or other types of street structure in a hillside community.
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How do I insert a Query Result into an existing Table?

I am attempting to create a map that displays the Service Area for Firestations within Toronto, In order to do this I need to identify the Length of all pathways. I tried using the calculate geometry ...
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59 views

Export geodatabase feature class to .dbf or .txt file

I have 40 super large (millions of records) geodatabase feature classes (areal data) and would like to export their attribute tables into .dbf or .txt files using model builder. I tried using "table ...
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Connect MySQL spatial database with ArcGIS10 [duplicate]

I'd like to know if there is any way to connect a MySQL spatial database with ArcGIS10. I use to connect these databases using ODBC driver but it doesn't work for spatial connections.
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Add Rasters to a new GDB/Mosaic Dataset in ArcGIS ModelBuilder

I'm attempting to add rasters to a new mosaic dataset in a new file geodatabase, all in the same model. However, the Add Rasters To Mosaic Dataset tool does not recognize the NewMosaicDataset or the ...
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Where can I find global spatial data for net primary productivity (NPP)?

The title is more or less self-explanatory. I have looked and looked but have met various road blocks. Does anyone know of a reliable source for such data? Thanks!
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ArcCatalog Registering a Feature Class into Geodatabase: Getting an Error

This is a SQL Server GeoDatabase. I have created a couple of tables using SSMS; then imported data to them. Then, inside ArcMAP, I created Layers and pointed their data to these tables via SDE. So now ...
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non alignment of base layer and other vector layers

i'm sure you've encountered this problem repeatedly. i've tried all different methods. Enable on the fly crs transformation. go to settings and options to use crs data. go to properties and change ...
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Best practice for a group working on the same shapefile, with open source tools

We are a small (~5) group working on a single, shared shapefile. The current workflow is that each one of us does the editing on a designated attribute field, on his local copy, then exports the ...
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QGIS crashes when geodatabase file opened

I recently updated my version of QGIS to 2.6 Brighton and am no longer able to open geodatabase files, everytime I try the program quits. Is there a way to fix this or is this a bug with the new ...
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Coordinates from a SQL Server Inserts don't Show Results

I am trying to parse a JSON output file from an .Mxd file. All work fine and the following SQL Insert in SSMS using sample coordinates: delete from RoomData insert into RoomData ...
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5-star rating for mobile iOS app [closed]

Looking to create a mobile iOS app to collect consumer feedback on 10 separate locations using a 5-star rating system. There would be a total of 4 questions, each of which would require a separate ...
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Open source UML modeling software (GIS)

I am wondering is there any opensource UML to Postgresql Mysql tables conversion software which also includes the geospatial datatypes ? Note:I want conversion from UML to database. and NOT ...
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which spatial server goes better with raster images stored in DB Spatialite?

I would like to serve images from Spatialite as WMS services. As far as I know: Geoserver is compatible with vector features only -if you install the extension-, but not with spatialite BLOBs (in ...
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How to use iterators in ModelBuilder to create new feature?

I am attempting to use ModelBuilder to automate the process of plotting parcels of land that are related to mineral leases. The existing lease feature class contains information related to reference ...
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Order sql server spatial geometry distance by the nearest

I have a geometry column in a table, I want to get the N nearest neighbours; here is a specific example with the geography type DECLARE @PTO Geography = Geography::STPointFromText('POINT(-57.432546 ...
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Specific Feature Copying

I'm trying to write a script to copy multiple feature classes from two different databases into a single database, but I want to be able to specity what features I actually want. I know I need to use ...
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Database to get New York City frontages?

I'm looking for a database that gives the length of frontage of an address or gives the information necessary to calculate this for New York City (NYC) or for another large US city. So far I haven't ...
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Error using ST_Geometry Aggregate Function for Hive

I am using the ESRI framework that extends the Hive syntax to support spatial types and operations. In particular, I am trying to use an aggregated geometry function, announced in this blog post in ...
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Free solution for an intranet geodatabase for point data, connectable to QGIS / MapInfo

I have a plenty of point measurements - thousands of points with date/time, gps, measured values etc. I would like to make it possible to put all my particular datasets (can decide whether shp or ...
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Seeking database that identifies adjacent postal addresses and/or zoning of postal address?

I apologize for asking such a basic question, but can someone point to: a database that identifies adjacent postal addresses (for example, if I provide an address, the database provides address of ...
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How to select main cities in a country from planet OSM data

I am trying to create a map with my own style with the help of geoserver and planet OSM data,but trying to give style to the polygon at different zoom level ,need to highlight main in cities in ...
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How to find a point on linestring and in a range of 10 meter

i have a linestring which is show in diagram and i have a point which is some time on the linestring or out of linestring but in range which is red line and some time its is out of range so how can i ...
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Need to extract OSM data for my area from 2 neighbor countries

I need to prepare offline background data for my area of interest which is located around border between Czech Republic and Germany. I need to convert the OSM data to spatialite and then to use in ...
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Route tracking on google map php

i have to make a software which is track a vehicle on Google map using GPS. I have almost done this project but i am stuck at a point, the client require a system that track the bus in a route. I am ...
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Looking for succesful implementaion of PPDM in form of geodatabase

I am have difficulties in implementing spatial version of Professional Petroleum Data Management (PPDM) for our GIS database. Does anyone have a reference to a sucessful case of implementing PPDM in ...
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Determining date or time Feature Class was created in File Geodatabase?

I had a script running at the office over the last 5 days and tried to remote on unsuccessfully since the 3rd day. I got here and it appears there was a power outage. Is there a way to find out the ...
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How to use linear referencing in Informix DB with Spatial Blade?

Is there any simple solution to use linear referencing in Informix Database with Spatial Datablade?
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Migrate MS Access Data into Oracle DB

I was sent some old MS Access files that contained survey data and served as a "file geodatabase". I want to import these to my Oracle Database with it maintaining "geometric" sense and meaning. I ...
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SQL filter to show one layer only if another layer is missing

I have two oracle tables that represent buildings in my town. The first table represent buildings that are surveyed and measured accurately but doesn't cover all the parts of the town while the second ...
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DB manager not updating

I'm trying to learn how to use spatialite databases, so have made a few experimental ones. When I delete them, however, they still show up in QGIS's DB Manager. If I try to open them it comes up with ...
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Spatial query to make view

I've got two tables which I want to combine and enrich with each others data. I'm getting stuck on the join part, as this needs to be done via a spatial query. First the table structure: a table with ...