| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | "J(dot)A(dot)" <postgresql(at)world-domination(dot)com(dot)au> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Erik Wienhold <ewie(at)ewie(dot)name>, pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: PL/pgSQL doesn't support variables in queries? |
| Date: | 2023-05-03 14:40:19 |
| Message-ID: | CAKFQuwb0RzBn05SK3USj8nqn4Eds0qw9CRVqY4HZjmZyK7KDbg@mail.gmail.com |
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| Lists: | pgsql-general |
The convention on these lists is to inline or, at worse, bottom-post.
On Wed, May 3, 2023 at 7:34 AM J.A. <postgresql(at)world-domination(dot)com(dot)au>
wrote:
> now select * from a _number_ of tables and return a -multi recordsets-
> from this single query. I'm not sure if that is the same terminology, in
> pgsql?
>
> So is this possible?
>
The output of a set-returning function (srf) is a single tabular result.
If you want to produce multiple tabular results you would need to either
serialize them (say into jsonb) or assign a cursor name to each and then
reference them by name.
David J.
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