| From: | Vik Fearing <vik(dot)fearing(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Andreas Karlsson <andreas(at)proxel(dot)se>, Andres Freund <andres(at)anarazel(dot)de>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>, David Fetter <david(at)fetter(dot)org>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Early WIP/PoC for inlining CTEs |
| Date: | 2019-02-03 11:16:59 |
| Message-ID: | 3b979d47-e98d-f3c6-f260-a88f3c470fe5@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 28/01/2019 23:05, Tom Lane wrote:
> Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> writes:
>> On 28/01/2019 21:35, Tom Lane wrote:
>>> Conceivably we could make it work without the parens:
>>> ...
>
>> Or put it at the end?
>> WITH ctename AS ( query ) MATERIALIZED
>
> Yeah, I thought about that too, but it doesn't seem like an improvement.
> If the query is very long (which isn't unlikely) I think people would
> prefer to see the option(s) up front.
On the other hand, the end is where the other options go (that we
haven't implemented yet). See <search or cycle clause>.
--
Vik Fearing +33 6 46 75 15 36
http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support
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