Re: Better explanation of unnest with ordinality

From: "m7onov(at)gmail(dot)com" <m7onov(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-docs(at)lists(dot)postgresql(dot)org
Subject: Re: Better explanation of unnest with ordinality
Date: 2021-01-27 20:45:24
Message-ID: CAP8_6XaOxrtYXTg4_w3nGkh7SEQHJ2NF=KMs62v7rW_ZMhxgMQ@mail.gmail.com
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On Wed, Jan 27, 2021 at 7:47 PM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
> What is less clear is the definition of UNNEST, for which that text refers
> you to 9.19

What about some json functions that return setof, e.g.
jsonb_to_recordset
(https://www.postgresql.org/docs/13/functions-json.html)?
Should we keep the same semantics with json array ordering as with
ordinary arrays?

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