Amit Langote <langote_amit...@lab.ntt.co.jp> writes:
> I wonder why I cannot find a way to get a range type for a given (sub-)
> type. I would like to build a RangeType from Datum's of lower and upper
> bounds. Much like how construct_array() builds an ArrayType from a Datum
> array of elements given elements' type info.
> Is there some way I do not seem to know? If not, would it be worthwhile
> to make something like construct_range() that returns a RangeType given
> Datum's of lower and upper bounds and subtype info?
There is no good reason to assume that a range type exists at all, much
less that it is unique for a subtype. (Read the CREATE TYPE documentation
if you're unclear as to why not.) You have not said what you're trying to
accomplish, but this seems like a dead end.
regards, tom lane
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