From: | Sebastian P(dot) Luque <spluque(at)gmail(dot)com> |
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To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: column information from view |
Date: | 2018-09-15 02:23:44 |
Message-ID: | 874lerjy6n.fsf@otaria.sebmel.org |
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Lists: | pgsql-general |
On Fri, 14 Sep 2018 18:29:27 -0400,
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> "Sebastian P. Luque" <spluque(at)gmail(dot)com> writes:
>> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>>> Personally, I'd probably write it something like this:
>>> select pa.attnum, pa.attname, col_description(pa.attrelid,
>>> pa.attnum) from pg_attribute pa, pg_attribute ta where pa.attrelid =
>>> 'persistent_view'::regclass and ta.attrelid =
>>> 'temporary_view'::regclass and pa.attname = ta.attname order by
>>> pa.attnum;
>> Thank you Tom, this does seem more elegant, but I'd have to retrieve
>> the actual "attrelid" from the names of the two views somehow.
> That's what the regclass converter does for you.
Amazing!
Thank you all for these insights,
--
Seb
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