Re: libpq compression

From: Konstantin Knizhnik <k(dot)knizhnik(at)postgrespro(dot)ru>
To: Daniil Zakhlystov <usernamedt(at)yandex-team(dot)ru>
Cc: Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, "Andrey M(dot) Borodin" <x4mmm(at)yandex-team(dot)ru>, "o(dot)bartunov(at)postgrespro(dot)ru" <o(dot)bartunov(at)postgrespro(dot)ru>
Subject: Re: libpq compression
Date: 2020-11-02 16:36:16
Views: Raw Message | Whole Thread | Download mbox | Resend email
Lists: pgsql-hackers

On 02.11.2020 19:32, Daniil Zakhlystov wrote:
> Hi,
> Currently, zpq_stream contains a check only for the tx buffered data -
> zpq_buffered().
> I think that there should be the same functionality for rx buffered
> data. For example, the zpq_buffered_rx().
> zpq_buffered_rx() returns a value greater than zero if there is any
> data that was fetched by rx_func() but haven't been decompressed yet,
> in any other case zpq_buffered_rx() returns zero.
> In this case, I think that we may also rename the existing
> zpq_buffered() to zpq_buffered_tx() for clarity.
> --
> Daniil Zakhlystov

Please try the attached patch v24 which adds zpq_buffered_rx and
zpq_buffered_tx functions.

Konstantin Knizhnik
Postgres Professional:
The Russian Postgres Company

Attachment Content-Type Size
libpq-compression-24.patch text/x-patch 56.2 KB

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Matthias van de Meent 2020-11-02 16:53:12 Re: libpq compression
Previous Message Daniil Zakhlystov 2020-11-02 16:32:30 Re: libpq compression