Andrus wrote:
>> If he casts all his dates to timestamps then this might be a good option.
>
> Thank you.
>
> where (a::timestamp, coalesce(b, '99991231')::timestamp) overlaps
> (c::timestamp, coalesce(d, '99991231')::timestamp)
>
> would be simplest solution.
I thought the suggested solution was to use infinity, hence the
requirement to cast to timestamps.
That'd mean something along the lines of:
where (a::timestamp, coalesce(b, 'infinity')::timestamp) overlaps
(c::timestamp, coalesce(d, 'infinity')::timestamp)
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Alban Hertroys
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