On 2012-02-09, Edward W. Rouse <erouse(at)comsquared(dot)com> wrote:
>> the operation abs() is meaninless on the type interval
>> eg: what is abs( '1 month - 32 days + 24 hours'::interval )
> If you need to add 30 intervals together, then +- is not meaningless.
if you stop reading after one line you miss the answer.
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