ST_Slope returns a postgis raster.
You would need to convert this to something java can understand,
there are numerous options.
You could stay in the raster world and use any raster format you like
(tiff, jpeg, etc).
You could get the slope as an array of values with
http://postgis.net/docs/manual
Hello,
How can I retrieve st_slope output into java via jdbc?
Kind regards
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Ahmet Temiz
Jeoloji Müh.
Afet ve Acil Durum Yönetimi Başkanlığı
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Ahmet Temiz
Geological Eng.
Information Systems - GIS Group
Disaster and Emergency