public inbox for [email protected]
help / color / mirror / Atom feedFrom: Peter Eisentraut <[email protected]>
To: Tom Lane <[email protected]>
To: David G. Johnston <[email protected]>
Cc: David Christensen <[email protected]>
Cc: pgsql-hackers <[email protected]>
Subject: Re: [PATCH] GROUP BY ALL
Date: Tue, 23 Jul 2024 22:02:15 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <CAHM0NXjz0kDwtzoe-fnHAqPB1qA8_VJN0XAmCgUZ+iPnvP5LbA@mail.gmail.com>
<CAKFQuwY0vhNG8T+pC3BQJurFi3NN_L1KbEPGagRN3V5nKZcpDQ@mail.gmail.com>
<[email protected]>
On 23.07.24 00:29, Tom Lane wrote:
> (Personally, I'd wonder exactly what ALL is quantified over: the
> whole output of the FROM clause, or only columns mentioned in the
> SELECT tlist, or what? And why that choice rather than another?)
Looks like the main existing implementations take it to mean all entries
in the SELECT list that are not aggregate functions.
https://duckdb.org/docs/sql/query_syntax/groupby.html#group-by-all
https://docs.databricks.com/en/sql/language-manual/sql-ref-syntax-qry-select-groupby.html#parameters
https://docs.snowflake.com/en/sql-reference/constructs/group-by#parameters
view thread (43+ messages) latest in thread
reply
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: [email protected]
Cc: [email protected], [email protected], [email protected], [email protected]
Subject: Re: [PATCH] GROUP BY ALL
In-Reply-To: <[email protected]>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox