Re: One process per session lack of sharing

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: AMatveev(at)bitec(dot)ru
Cc: Craig Ringer <craig(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: One process per session lack of sharing
Date: 2016-07-15 13:07:08
Message-ID: CAFj8pRBB-icrMT1nmg=ErK1nX89WH9NuiN5VzTLgkL2q6XRS6g@mail.gmail.com
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2016-07-15 14:54 GMT+02:00 <AMatveev(at)bitec(dot)ru>:

> Hi
>
>
> > but parallel processing doesn't requires threading support - see
> PostgreSQL 9.6 features.
>
> To share dynamic execution code between threads much more easy(If
> sharing this code between process is possible).
> There is many other interaction techniques between threads which is
> absence between process.
>
>
This is true, only when data are immutable and in memory. Elsewhere it is
false idea.

Regards

Pavel

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