| From: | Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, Oleg Bartunov <obartunov(at)postgrespro(dot)ru>, Michael Paquier <michael(at)paquier(dot)xyz>, Stas Kelvich <s(dot)kelvich(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, David Steele <david(at)pgmasters(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
| Subject: | Re: jsonpath |
| Date: | 2019-03-04 01:37:50 |
| Message-ID: | cc52ece4-ae83-02b8-1850-e1351664bc24@2ndQuadrant.com |
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| Lists: | pgsql-hackers |
On 3/3/19 1:08 PM, Tomas Vondra wrote:
>
>
> jsonb_util.c
> ============
>
> I see we're now handling NaN values in convertJsonbScalar(). Isn't it
> actually a bug that we don't do this already? Or is it not needed for
> some reason?
>
JSON standard numerics don't support NaN, Infinity etc., so I assume
this can only happen in a jsonpath expression being converted to a jsonb
value. If so, the new section should contain a comment to that effect,
otherwise it will be quite confusing.
cheers
andrew
--
Andrew Dunstan https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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