Currently in calls to join the fillvalue must match the eltype of the arrays that are being joined. If an arbitrary fillvalue type were allowed and some kind of eltype promotion logic added one would have the option of using the much beloved missing as the fillvalue, which is maybe nice for workflows being ported from the various dataframes and/or Python's xarray.DaraArray.
Currently in calls to
jointhefillvaluemust match the eltype of the arrays that are being joined. If an arbitraryfillvaluetype were allowed and some kind of eltype promotion logic added one would have the option of using the much belovedmissingas thefillvalue, which is maybe nice for workflows being ported from the various dataframes and/or Python'sxarray.DaraArray.