| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | "y(dot)saburov(at)gmail(dot)com" <y(dot)saburov(at)gmail(dot)com>, "pgsql-docs(at)lists(dot)postgresql(dot)org" <pgsql-docs(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: wrong field in example |
| Date: | 2024-07-24 12:57:03 |
| Message-ID: | CAKFQuwbjP4Z4FGqkY-vAWzc=ZY70DbGKzpLnO=rM7i9sa_w-DQ@mail.gmail.com |
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| Lists: | pgsql-docs |
On Tuesday, July 23, 2024, PG Doc comments form <noreply(at)postgresql(dot)org>
wrote:
> The following documentation comment has been logged on the website:
>
> Page: https://www.postgresql.org/docs/16/queries-table-expressions.html
> Description:
>
> >> In the second query, we could not have written SELECT * FROM test1 GROUP
> BY x, because there is no single value for the column y that could be
> associated with each group. The grouped-by columns can be referenced in the
> select list since they have a single value in each group.
>
I think you mis-copied the query - the one on the page has “select x”, not
“select *”.
David J.
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