Why not SQL!
Published in International Journal of Geographical Information Systems • Mar 1, 1992
NobleIDNI3P06W45R11S89
Authors:
Max J. Egenhofer
Abstract
Abstract The application of traditional database query languages, primarily the Structured Query Language SQL, for geographical information systems (GIS) and other non–standard database applications has been tried unsuccessfully; therefore, several extensions to the relational database query languag...
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