Em qui, 31 de out de 2019 às 23:45, Andres Freund <and...@anarazel.de> escreveu:
>
> 1) I don't think you can do the < 0 check on an elementwise basis. Your
> code would e.g. make a hash out of abs('1 day -1 second'), by
> inverting the second, but not the day (whereas nothing should be
> done).
>
> It'd probably be easiest to implement this by comparing with a 0
> interval using inteval_lt() or interval_cmp_internal().
>
Hmm. Good idea. Let me try it.
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