Re: Add generate_series(date, date) and generate_series(date, date, integer)

From: Corey Huinker <corey(dot)huinker(at)gmail(dot)com>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: Torsten Zuehlsdorff <mailinglists(at)toco-domains(dot)de>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Add generate_series(date, date) and generate_series(date, date, integer)
Date: 2016-01-26 17:47:16
Message-ID: CADkLM=dZV_4W2VZuOzkS5cUKESzmNFUvtvFizXzYrVVedVUsyQ@mail.gmail.com
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On Tue, Jan 26, 2016 at 7:53 AM, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
wrote:

> On Tue, Jan 26, 2016 at 7:00 PM, Torsten Zuehlsdorff
> <mailinglists(at)toco-domains(dot)de> wrote:
> >
> > On 26.01.2016 07:52, Simon Riggs wrote:
> >
> >>> Imagine for example a script that in some rare cases passes happens to
> >>> pass infinity into generate_series() - in that case I'd much rather
> error
> >>> out than wait till the end of the universe.
> >>>
> >>> So +1 from me to checking for infinity.
> >>>
> >>
> >> +1
> >>
> >> ERROR infinite result sets are not supported, yet
> >
> >
> > Maybe we should skip the "yet". Or do we really plan to support them in
> > (infinite) future? ;)
> >
> > +1 from me to check infinity also.
>
> Something like the patch attached would be fine? This wins a backpatch
> because the query continuously running eats memory, no?
> --
> Michael
>
>
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I'll modify my generate_series_date to give similar errors.

I have no opinion on backpatch.

+1 for flippant references to infinity.

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