[postgis-users] ​ST_MapAlgebra question

[Ahmet Temiz]

hello


​​
ST_MapAlgebra(rast, 1, '32BF', '[rast] / 100.', -9999)

​in this exp.  What does < [rast] / 100. > mean ?
Why do we need to divide the raster value to 100?

I will appreciate if you explain

regards



​

-- 
Ahmet Temiz
Jeoloji Müh.
Afet ve Acil Durum Yönetimi Başkanlığı
Bilgi İşlem  Dairesi Başkanlığı-CBS Grubu


________________________

Ahmet Temiz
Geological Eng.
Information Systems - GIS Group
Disaster and Emergency Management
of Presidency
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