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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Using Qt Designer to Create a Form in QGIS that can search for a specific point in a layer

I would like to ask if you can create a form in Qt Designer to create a form that can search for a point on the map using data that the user will provide such as the Name. I am currently creating a ...
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2answers
31 views

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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57 views

Business plan for GIS Company? [on hold]

I want to do a business plan for my GIS company. We are in the begining of our company and we want to do a business plan. I don't have any economic education. I have only education on Geo-Informatics. ...
2
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1answer
70 views

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 ...
2
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1answer
167 views

How to create an SQL Persisted Computed Column which values are derived from spatial column

Our GDB is using the SQL native GEOMETRY data storage type (SQL 2012 Standard) and the spatial reference for this uses a unit of square feet. I want to create a (persisted) computed column which will ...
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17 views

Data synchronization on server between a mobile app and a web app [on hold]

I wanna develop a mobile app that will have forms, and the data that will be filled in those forms need to be sent in the database on server, which is the database of the web application. Maybe "in ...
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1answer
21 views

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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16 views

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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0answers
57 views

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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1answer
101 views

Refresh Map after Invoke URL

I am making a map on Auto Desk Infrastructure Map Guide Studio. Now I created a small ASP.NET website and hosted in local machine, Now on click of different buttons in flexible layout toolbar, I ...
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46 views

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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1answer
181 views

How to link 2 different images in eCognition

I'd like to link 2 different images in eCognition to find the same pixels on both images. The images have same projection (geog lat/long). How can I do this? Thank you so much
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25 views

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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1answer
14 views

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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0answers
44 views

GUI that queries from Spatialite Database

I am developing a GUI that has three drop down say state, cities and distance. The output needs to be a CSV file with the cities within that radius. What I want is the full data is placed in ...
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1answer
63 views

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 ...
18
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3answers
5k views

What is difference between ArcSDE and spatially enabled databases?

When would you want to use ArcSDE (available as ArcGIS Server Basic license level) versus a spatially enabled database? What are the trade-offs on either side? What are the benefits on either ...
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2answers
46 views

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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1answer
25 views

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 ...
2
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1answer
28 views

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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2answers
596 views

FME - How to write all attributes when multiple source files have the same name?

I am using FME to write all the MapInfo TAB files in a directory and it's subdirectories to a File Geodatabase. I'm using dynamic readers and dynamic writers as I don't know the geometry or schema of ...
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0answers
852 views

How to represent clustering of geographical points on map in STATA?

I've plotted a map on STATA using user-written program spmap and have also obtained the grid for my space using spgrid program. Now I want to see where most of my data points are clustered on map. Is ...
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4answers
2k views

Insert points into SQL Server?

I am collecting X and Y values from a web service (Twitter) via a python script. In the long run, this will run over a period of months and I intend on stopping at around the 6 million point mark. ...
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2answers
51 views

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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3answers
1k views

Global solar radiation data

I need a solar radiation data in central Asia. Is there any global dataset of solar radiation. If someone know about it, please send to me the link. thanks a lot
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22 views

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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2answers
162 views

Detecting patterns in vehicle GPS data [closed]

I need to analyze data uploaded from vehicle GPS devices to detect travel patterns and then attempt to learn about the normal travel patterns for that vehicle so that predictions can be made about ...
0
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1answer
71 views

Spatial database data representation vs. spatial programistic libraries representation [closed]

Can anyone tell me what is the difference between spatial database data representation and spatial programistic libraries representation? It is not clear to me. I have tried to google it and I can ...
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2answers
163 views

spatial database vs spatial datastructure?

I am building an automated system that has to process several hundred spatial queries in the form of a polygon every day. The queries have to return both spatial and nonspatial data from different ...
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1answer
249 views

Getting fail to store Polygon Shape Object in Geometry Datatype with hibernate spatial API

Tried to store Polygon shape in database with HibernateSpatial API. I have followed this tutorial to store values. I am using Mysql as my database server. So Made some couple of changes for my ...
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1answer
44 views

Spatial queries to find co-occurrences of POIs

Given a POI database containing different types of points, e.g. hospital and pharmacy, how can I select the locations where a hospital and a pharmacy are closer than a certain threshold (e.g. 1000m)? ...
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50 views

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 ...
7
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2answers
1k views

Is there a performance hit from using a Feature Dataset?

I vaguely remember being taught not to use a Feature Dataset to make things "look neat" in the database, and that the Feature Dataset should only be used when there was some sort of spatial ...
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3answers
59 views

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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1answer
40 views

Commercial Admin Levels

I'm looking to find commercially available admin boundaries (0 through lowest available) for the world that I can place into a user-friendly interface that allows the non-technical user (ie someone ...
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2answers
118 views

Appending fields from external tables to feature class?

I have some data in a relational database structure within a geodatabase i.e a feature class with several lookup tables. I need to flatten this data so that certain fields from the lookup tables are ...
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1answer
65 views

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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27 views

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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123 views

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 ...
2
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1answer
56 views

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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20 views

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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34 views

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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2answers
63 views

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 ...
6
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3answers
2k views

What are convenient uml tools to create geodatabase models?

I used to model databases with Microsoft Office Visio, then export the model to xml and import geodatabase schema to GDB with ArcGIS tools. Since Microsoft no longer support Visio export to xml, what ...
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37 views

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 ...
3
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1answer
691 views

Problem PostGIS Spatial Query ST_Contains ST_Disjoint ST_Intersects

I'm working on a project with two different tables inside a database. One contains points in a column geometry(Point,4326) type and the second one has a column geometry(MultiPolygon,4326). Now I would ...
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1answer
38 views

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 ...
2
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2answers
49 views

QGIS Forms - How Do I Display a Read-Only Value?

Older versions of QGIS had an "Immutable" option for form fields to make it obvious that data was read-only. How do I display values in the current version and make it obvious that they are ...
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6k views

How to export multiple featureclasses to shapefiles?

I have plenty features in a geodatabase. I need to save/export them into shapefiles, because my mate works with Manifold, which is not able to read geodatabases. Any Ideas? Click on every single layer ...