| From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: computing completion tag is expensive for pgbench -S -M prepared |
| Date: | 2018-06-07 19:34:39 |
| Message-ID: | CANP8+j+c-bfg7ZrxjtJPuEHf4ykco7RdqbUsXznyhj0+iLHXgw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 7 June 2018 at 20:27, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Simon Riggs <simon(at)2ndquadrant(dot)com> writes:
>> If we're going to compress the protocol, it seems sensible to remove
>> extraneous information first.
>
> Breaking the wire protocol was nowhere in this thread.
No, it wasn't. But there is another thread on the subject of
compressing libpq, which is what I was referring to.
Andres' patch is clearly very efficient at adding the SELECT tag. I am
questioning if we can remove that need altogether.
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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