| From: | Paul Jungwirth <pj(at)illuminatedcomputing(dot)com> |
|---|---|
| To: | David Fetter <david(at)fetter(dot)org> |
| Cc: | Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: range_agg |
| Date: | 2019-05-06 18:19:27 |
| Message-ID: | 16a2d956-f9da-6bed-6473-de9d1ec0a428@illuminatedcomputing.com |
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| Lists: | pgsql-hackers |
On 5/3/19 6:41 PM, David Fetter wrote:
> This suggests two different ways to extend ranges over aggregation:
> one which is a union of (in general) disjoint intervals, two others
> are a union of intervals, each of which has a weight.
> . . .
> I think the cases above, or at least the first two of them, should be
> available. They could be called range_agg, weighted_range_agg, and
> covering_range_agg.
Thanks David! I think these two new functions make sense. Before I
implement them too I wonder if anyone else has uses for them?
Thanks,
--
Paul ~{:-)
pj(at)illuminatedcomputing(dot)com
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