A spatial data infrastructure (SDI) is a data infrastructure implementing a framework of geographic data, metadata, users and tools that are interactively connected in order to use spatial data in an efficient and flexible way.

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Oracle spatial database

I am trying to run a simple query mentioned on: http://docs.oracle.com/cd/B19306_01/appdev.102/b14255/sdo_operat.htm#g996876 SELECT c.mkt_id, c.name FROM cola_markets c WHERE ...
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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 ...
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Error creating spatial index sqlserver

I am creating spatial index on sqlserver table. CREATE SPATIAL INDEX [SIndex_udt_cell_SP_GEOMETRY] ON [udt_cell] ( [SP_GEOMETRY] )USING GEOMETRY_GRID WITH ( BOUNDING_BOX =(80.0713, 26.389581, ...
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A spatial query return no result when obviously there is result [duplicate]

Possible Duplicate: Less restrictive query return less result due to simple removing one additional constraint SELECT DISTINCT TB.ID, TB.Latitude, TB.Longitude, ...