geospatial
Find how many (googlemap) polygons near x distance of a point
I\'m working on a MYSQL/PHP system where I have the following: -- a set of latitude, longitude in the form of (lat,lng) stored as text format : (lat1,lng1)#(lat2,lng2)#(lat3,lng3) etc. which is basic[详细]
2023-04-05 11:34 分类:问答Nearest Neighbor Search on large database table - SQL and/or ArcGis
Sorry for posting something that\'s probably obvious, but I don\'t have much database experience. Any help would be greatly appreciated - but remember, I\'m a beginner :-)[详细]
2023-04-04 23:49 分类:问答What SQL datatype should be used to populate a Solr location (spatial) field when using a DataImportHandler?
I have a Solr schema which contains a location field (using the default solr.LatLonType ): <field name=\"latlng\" type=\"location\" indexed=\"true\" stored=\"true\"/>[详细]
2023-04-04 11:36 分类:问答Geo spatial index in mongodb with node.js
I am finding problem in defining the geo spatial index \'2d\' as shown below. Any clue as to what is going wrong ?[详细]
2023-04-03 17:38 分类:问答geo spatial application: mySql vs CouchDB vs others
I am developing an application on google map and checking out various options to store and retrieve spatial information within a bounding box.[详细]
2023-04-03 07:00 分类:问答NoRM and Geospatial with Nested Collection
Hello I use NoRM for managing Mongo, but I am wondering if it is possible to apply and use 2d indexingwith it. I have followed the recommendations on this page http://groups.google.com/group/norm-mong[详细]
2023-04-03 02:01 分类:问答Test data for spatial search unit tests
I\'m looking for a small database (e.g. 50 addresses) of US postal addresses with ZIP codes, 开发者_StackOverflow中文版and if possible, a distance between each one for the spatial search engine unit t[详细]
2023-04-01 19:08 分类:问答Geofencing with MongoDB
I was reading the documentation for MongoDB here and I found it r开发者_如何学JAVAeally interesting. However, there was one feature that seemed to be very-much in reach but was not explicitly document[详细]
2023-04-01 02:09 分类:问答How can I select layer by location AND attributes in ArcMap?
I have a dataset (i.e. a shapefile) containin开发者_C百科g spatial location data (coordinates) and elevation data as well as other attribute fields.[详细]
2023-03-28 08:38 分类:问答Solr Spatial Search: "can not use FieldCache on multivalued field"
I\'m getting this message from Solr. The relev开发者_运维技巧ant line on my schema.xml puts the location field as a non multiValued Field as shown below.[详细]
2023-03-28 01:14 分类:问答