Re: 9.3 Beta1 status report

From: 'Bruce Momjian' <bruce(at)momjian(dot)us>
To: Amit Kapila <amit(dot)kapila(at)huawei(dot)com>
Cc: 'Tom Lane' <tgl(at)sss(dot)pgh(dot)pa(dot)us>, 'PostgreSQL-development' <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: 9.3 Beta1 status report
Date: 2013-05-17 13:44:05
Message-ID: 20130517134405.GF16506@momjian.us
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On Fri, May 17, 2013 at 10:22:59AM +0530, Amit Kapila wrote:
> > Yes, that would be user-visible, though we rarely add details like
> > that.
> > What queries are faster, that users would understand?
>
> Example:
> CREATE TABLE tbl_parent (c01 numeric, c02 int);
>
> CREATE TABLE tbl_child () INHERITS(tbl_parent);
>
> INSERT INTO tbl_child (SELECT floor(random() * 10000), n FROM
> generate_series(0, 10000000 - 1) n);
>
> SELECT * FROM tbl_parent;
>
> Any such cases where user is selecting more number of columns from parent
> table will improve a lot.

Sorry, I am still not seeing how this fits into the release notes.

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ It's impossible for everything to be true. +

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