| From: | Craig Ringer <craig(at)2ndquadrant(dot)com> |
|---|---|
| To: | "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com> |
| Cc: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Manuel Kniep <m(dot)kniep(at)web(dot)de>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>, "fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp" <fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp> |
| Subject: | Re: foreign table batch inserts |
| Date: | 2016-05-23 09:35:06 |
| Message-ID: | CAMsr+YE0xFKd+L8rBH26g5=Mo1H-xiCm9fT0H_hYk_3JQ+hyvg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 20 May 2016 at 23:18, Craig Ringer <craig(at)2ndquadrant(dot)com> wrote:
> On 20 May 2016 at 15:35, Craig Ringer <craig(at)2ndquadrant(dot)com> wrote:
>
>
>>
>> You can, however, omit Sync from between messages and send a series of
>> protocol messages, like
>>
>> Parse/Bind/Execute/Bind/Execute/Bind/Execute/Sync
>>
>> to avoid round-trip overheads.
>>
>>
> I implemented what I think is a pretty solid proof of concept of this for
> kicks this evening. Attached, including basic test program. Patch attached.
> The performance difference over higher latency links is huge, see below.
>
I finished it off and submitted it.
https://commitfest.postgresql.org/10/634/
I'll use the other thread for the patch from now on.
--
Craig Ringer http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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