Re: PostgreSQL 12 Beta 1 press release draft

From: Pantelis Theodosiou <ypercube(at)gmail(dot)com>
To: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
Cc: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Dagfinn Ilmari Mannsåker <ilmari(at)ilmari(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: PostgreSQL 12 Beta 1 press release draft
Date: 2019-05-23 15:50:57
Message-ID: CAE3TBxwC3HLYs4nOeZ2xYXx5EHK+HKntEcc_LVcy3P3-fkH0kA@mail.gmail.com
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On Thu, May 23, 2019 at 4:36 PM Pantelis Theodosiou <ypercube(at)gmail(dot)com>
wrote:

>
> On Thu, May 23, 2019 at 1:01 PM Jonathan S. Katz <jkatz(at)postgresql(dot)org>
> wrote:
>
>> On 5/23/19 1:45 AM, David Rowley wrote:
>> > On Thu, 23 May 2019 at 15:31, Jonathan S. Katz <jkatz(at)postgresql(dot)org>
>> wrote:
>> >> Attached is
>> >> v3 of the patch, along with a diff.
>> >
>> > Minor details, but this query is not valid:
>> >
>> >> WITH c AS MATERIALIZED (
>> >> SELECT * FROM a WHERE a.x % 4
>> >> )
>> >> SELECT * FROM c JOIN d ON d.y = a.x;
>> >
>> > a.x % 4 is not a boolean clause, and "a" is not in the main query, so
>> > a.x can't be referenced there.
>>
>> ...that's the only gotcha I'm actually embarrassed about. Fixed.
>>
>>
> The ON d.y = a.x still needs to be changed to ON d.y = c.x
>
> Pantelis
>

Another minor point in the sentence "... which is currently is ...":

> In PostgreSQL 12, the storage interface that is used by default is the
heap access method, which is currently is the only built-in method.

But I forgot the most important. Thank you for the new version and all the
work that has gone into it!

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