[postgis-users] ST_MapAlgebraExpr() : what is mean [rast] ?

Mahavir Trivedi mahavir.trivedi at gmail.com
Sun Nov 18 23:37:13 PST 2012

dear friends

I would to do export my raster with 10 and 200 to pixel values only .

my large  tiff image stored in databse in tile format.
when I execute following query : update demtest  set rast = ST_
between 10 and 200', NULL) where rid =2
 error is near "[" syntax

pls any suggestion to design query ?

with regards
mahavir trivedi
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