summarystats — A composite type used as output of the ST_SummaryStats function.
A composite type used as output the ST_SummaryStats function. Note that depending on exclude_nodata_value of function, may or may not contain nodata pixels.
count bigintcount of pixels in raster band. Depending on arguments may or many not include nodata pixel values.
sum double precisionsum of all pixel values in band
mean double precisionMean of pixel values
stddev double precisionStandard deviation of pixel values.
min double precisionMinimum pixel value
max double precisionMaximum pixel value