| 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 |
| Message-ID: | 373a44ea-48bb-4781-0df0-3afec3245260@postgrespro.ru |
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| 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: http://www.postgrespro.com
The Russian Postgres Company
| Attachment | Content-Type | Size |
|---|---|---|
| libpq-compression-24.patch | text/x-patch | 56.2 KB |
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