MySQL is an open-source, relational database management system. Place you question on MySQL Spatial Extensions here.

learn more… | top users | synonyms

0
votes
0answers
72 views

Best OpenSource Database to serve images on web?

I am using a mysql database where I store images as blobs. From here, I serve them on the web. Does anyone know if there is another opensource option that works better? I would need something to ...
1
vote
0answers
58 views

Web Application/Android Application [closed]

I want to develop a web application/android app which has following functions. Runs OpenStreetMaps Creating Markers Changing colors of the markers Connecting all to a MySQL Database Please let me ...
1
vote
1answer
277 views

is MySQL spatial ready for production?

currently I'm using PostgreSQL/PostGIS for a small spatial project. Last week the project manager asked me if we could migrate to MySQL with Spatial Extension. I know MySQL but have no experience ...
2
votes
1answer
156 views

Aggregate/dissolve MySQL geometry

On Centos, I have a MySQL 5 database with a MyISAM table that has a geometry column with a spatial index, containing US county boundaries. Trying to combine/aggregate/dissolve some of these into as ...
3
votes
2answers
620 views

CartoDB - update existing table from external data (i.e. Mysql database)

I would like my CartoDB data to be updated, using external data (mysql database, I run and manage locally using php scripts), so that the CartDB table gets updated with the most recent data, whenever ...
1
vote
2answers
299 views

Connect AutoCAD Map 3D 2014 with MySQL

I need to connect AutoCAD Map 3D 2014 with an Spatial MySQL database (version 5.5) but first I have to install "libmysql.dll" to connect as specified in the software user's manual. This file is ...
0
votes
1answer
158 views

Query MYSQL database inside a python plugin

I am new to QGIS python development and I have a requirement to query the database and depending on the result do some processing in QGIS. I found how to create a connection to mysql db on python ...
0
votes
0answers
72 views

Export additional data with ogr2ogr

I am trying to import my ESRI-shapefile with OGR2OGR to an existing mysql table. This works fine but unfortunately only the featureID and the geometry data is exported. How do I add the labels of the ...
1
vote
1answer
422 views

Geoserver - problem with MySQL support (impossible to create MySQL store at all)

I need to access spatial data in MySQL database with Geoserver. Official user manual states: just download package, extract it into WEB-INF/lib directory and all will be OK. Instead, just nothing ...
0
votes
0answers
113 views

How to select features within a distance using mysql?

I have create a table (munuments) that holds some monuments. Given some location (lat,lng), i wanna get all monuments on the same city, where i am. This is trivial, with reverse geocoding using ...
1
vote
3answers
632 views

Simple WMS server

Is there a way to implement a WMS server using only php or python cgi and mysql? I can't use geoserver or mapserver and postgres and any other software as they are not provided by the administrator.
0
votes
1answer
2k views

How to find points inside each polygon in Mysql?

I have points table (with latitude and longitude columns) and polygons table with geometry stored in Mysql. I want to get points inside one polygon, for example in polygon which has column ...
0
votes
1answer
48 views

Could SQL performance be increased by storing rotations of the data?

I'm working on a project where this kind of SQL Psuedocode would apply: SELECT * FROM objects WHERE (distance My inputs are latitude and longitude, and my database holds latitude and longitude. ...
1
vote
1answer
386 views

Postgis functionalities in Microsoft SQL Server

I'm using Postgresql 8.4, Postgis 1.5 for My GIS works. Planning to change my Database to Microsoft SQL Server 2012. Can we use all the Postgis functionalities in Microsoft SQL Server 2012. Please ...
0
votes
1answer
2k views

Does MySQL has function which will return the points inside polygon?

I have MySQL database with polygons, and also the database with points (column longitude and column latitude), is it possible to return all points inside one polygon? Thanks!
1
vote
0answers
2k views

Google map did not update new geolocation when I moved the marker to new position

This is my google map code. I'm trying to update new latitude and longitude when i moved the existing marker to new position. But I don't understand why the following google map code is not updating ...
1
vote
3answers
324 views

Create ESRI shape file with attributes from mySQL

I have some geometry which can be perceived as regions within a country and wish to create a shape file which contains all the regions along with some attributes (e.g. name, population, area code, etc ...
0
votes
0answers
27 views

Backup in Mysql periodically

I have trouble scheduling a backup in mysql periodically, most of the tools do not recognize the geometric field, for example navicat which says Can not get geometry object from data you send to ...
0
votes
1answer
509 views

geoserver wms layer is very slow

I am using open-layers to display a map and I have vectors layer with some features that I'm loading with ajax from MySql, and I'm using geoserver to load all the background from shp files(like ...
0
votes
2answers
445 views

Spatial databases in location based search

I'm developing a location based application in which i was in the plan of dividing the globe into grids and when the client requests information, will create a table or similar data model which will ...
2
votes
2answers
693 views

MySQL with geoserver

I am storing all my features in mysql db and I am getting them with ajax and adding to the openlayers map. Now I have to many features and it's taking a lot of time to get all of them and adding them, ...
0
votes
2answers
398 views

storing images in mysql from WebGIS applications

I'm a complete amateur at writing code. I would like to make an application for storing LNG, lat, and other data, as well as images in mysql. I've set up, I made a separate application for storing ...
1
vote
0answers
175 views

GeoTools: SimpleFeatureCollection to KML error CoordinateReferenceSystem

I want to export a SimpleFeatureCollection (Read from a MySQL DB) to a KML file, here is my code used to read the infos into the console: private void featureCollectionToKML(SimpleFeatureCollection ...
2
votes
1answer
1k views

QGIS 2.0 without MySQL connector

On a mac (Mountain Lion), after a major upgrade to GDAL (1.10) and related frameworks from KyngChaos page, QGIS 2.0 doesn't show any MySQL connector: Add Vector > Database > ... The driver ...
0
votes
1answer
350 views

PHP/MySQL, PostgreSQL spatial queries. Find a polygon that contains a coordinate? [closed]

I am building a non mapping javascript app and I am wanting to take a lat/long coordinate and query a MySQL table of polygons for the one that contains the point. I have looked into MySQL spatial ...
2
votes
1answer
201 views

Fast zipcode detection from latitude/longitude

I need a way to get the zipcode of a lat/long pair fast (<10 ms), and at a high rate (thousands of qps) I've loaded a shapefile from the US Census Bureau into a mysql database with spatial ...
1
vote
0answers
334 views

Problem importing ESRI shapefile information to MySQL

I recently updated to Qgis 2.0 and therefore the "exporttomysql" plugin does not work anymore. What I want to do is exporting the geometry information of a shapefile(Polygon) into a MySQL database. I ...
1
vote
1answer
244 views

How to set style in the database (QGIS)

Is it possible to set style layers in the database? (QGIS) [MySQL database] I would like to set and share my style to other users when they open the layer it's still as my style. Thank you
1
vote
0answers
174 views

ogr2gr loading spatial data into mysql

I am trying to load shapefile into mysql (MYISAM) using ogr2ogr and i get an error that says failed to fetch the requested layer. What could be wrong with my statement is it the issue with quotes or ...
1
vote
1answer
123 views

How to get a centroid of a closed line in MYSQL

I have a table that contains only closed lines (lines where endpoint is the same as startpoint). I would need to find a centroid for those lines. How would I be able to achieve it? It does not ...
1
vote
2answers
285 views

Postgis csv and error loading into mysql

I want to load spatial data into MySQL using a CSV I have generated from a Postgres table and when loading it into MySQL database using phpmyadmin it complains "Cannot get geometry object from data ...
1
vote
2answers
233 views

Mysql to nosql. Best solution?

We are working on our new vehicle tracking system. We have been making use of mySQL for the past two years. However we have been discussing moving to a noSQL database. We have a high number of reads ...
1
vote
1answer
328 views

Error during conversion of shapefile to MySQL using ogr2ogr

I have installed MS4W in Windows 7. I get an error when I try to convert a shapefile to MySQL database using GDAL/OGR ogr2ogr. This is the command I'm trying: C:\ms4w\tools\gdal-ogr>ogr2ogr -f ...
1
vote
2answers
367 views

How does MYSQL accept the WKT representation of a polygon with holes?

I have a set of coordinates that creates a polygon with holes in it. I'm using qgis with mmqgis to extract. How does MYSQL accept the WKT representation of a polygon with holes? By holes I mean ...
0
votes
1answer
1k views

How do I write a MYSQL spatial query to find all polygons (rectangle) that contain any points in a table?

Something like: SELECT * from polygons WHERE bounds CONTAINS(SELECT geom_point from points) Can someone help me out with the syntax? Bounds will always be a rectangular polygon and everything is in ...
5
votes
3answers
262 views

Should We Be Using a GIS?

I'm actually a graphic designer - the manufacturing company I work for wants to develop a map with layers for Regional Sales Managers territories, Internal Sales Associates territories, Local Rep ...
2
votes
0answers
268 views

Plotting X, Y coordinates generated from MySQL database in QGIS

Currently running QGIS 1.8.0 on Mac OS X 10.8.4. I can plot points on a map using the "Add delimited text layer" plugin to get x-y coordinates from a text file. However, I'd like to be able to ...
0
votes
0answers
830 views

Convert a decimal degree to meters from the MySQL Spatial GLength

The MySQL Spatial function GLength returns the distance between two points, this distance is in the same unit from the projection. Since I'm using the WGS84 (SRID:4326) the answer will be with ...
1
vote
0answers
468 views

Check if a point is near a linestring with MySQL Spatial Extension (untrustable)

I have to discover if a given point is at least 500 meters (ou other distance) from a route line that exist in my database recorded using the MySQL Spatial. I see there is no similar function in ...
-2
votes
1answer
165 views

Qgis: Select multiple layers in sql-Filter [closed]

I have a Shape-File with lines of streets. Now I want qgis only to show the categories: Type: primary and Type: secondary and Type: motorway. How do I do this? This doesn't work: "type" = 'primary' ...
2
votes
1answer
405 views

PostgreSQL, find points near points

I'm going to have a database with a 'people' table and a 'shops' table. I'd like to find all people within 500m of a shop, and details from both tables. I'm used to working with mySQL, but I'm ...
1
vote
2answers
339 views

Geoserver - Key Authentication against a MySql Database

I am trying to implement a token based security scheme with Geoserver. What we need to do is send the client a license key when they log into our primary application. This license key is generated by ...
0
votes
1answer
130 views

Creating an Address Locator with a Database of Geo Information

I am trying to build an Address Locator for ArcGIS 10.1. I would like to use a Microsoft Server MySQL database where location information is stored using an alias, an address, and XY coordinates. What ...
4
votes
2answers
958 views

Which spatial DBMS should I select?

I found there are a number of RDMS have the spatial capability e.g. mysql, postgreSQL I considering which I should go forward! I would like to store the lat lon coord from the tracker to the db ...
1
vote
0answers
67 views

Solve Mysql Spatial error

Converting shp2mysql will leads an null value in geom filed. how to rectify the the problem. shp2mysql -s 32643 landuse landuse LIS >landuse.sql
1
vote
1answer
258 views

How to add MS SQL table using python console?

I have MS SQL Server 2008 R2 database. How to add MS SQL Table using python console in QGIS?
1
vote
0answers
64 views

how to use ArcGIS cloud hosted map with custom data from mysql

I have map hosted on ArcGIS.com which I can use and embed in my webpage. I have few tables with latitude-longitude in mysql. is there anyway I can add it as marker overlay layer on map taken from ...
2
votes
0answers
180 views

How can I improve my Ray casting algorithm?

I have been using the following function below which have been working well to decide if a point in the polygon but once I have many points which is building the polygon say over few thousand it seems ...
1
vote
1answer
159 views

Check Personal Geodatabase attribute against external MySQL database?

I have a Personal Geodatabase to which editors enter values from some field inputs. I would like some of the entries, eg Project No ( whose name is unique and has some some related attributes like ...
1
vote
1answer
235 views

Converting Heatmap into Grid of Points to regenerate less accurate Heatmap?

Question: How do you take a heatmap generated using a GIS software (arcgis, qgis...) and convert it into a uniform grid array of points which can be used to regenerate the heatmap (although with ...