Re: [HACKERS] Custom compression methods

On Thu, Nov 2, 2017 at 6:02 PM, Craig Ringer <craig@2ndquadrant.com> wrote:
> On 2 November 2017 at 17:41, Ildus Kurbangaliev
> <i.kurbangaliev@postgrespro.ru> wrote:
>
>> In this patch compression methods is suitable for MAIN and EXTENDED
>> storages like in current implementation in postgres. Just instead only
>> of LZ4 you can specify any other compression method.
>
> We've had this discussion before.
>
> Please read the "pluggable compression support" thread. See you in a
> few days ;) sorry, it's kinda long.
>
>
https://www.postgresql.org/message-id/flat/20130621000900.GA12425%40alap2.anarazel.de#20130621000900.GA12425@alap2.anarazel.de
>

the proposed patch provides "pluggable" compression and let's user
decide by their own which algorithm to use.
The postgres core doesn't responsible for any patent problem.


> IIRC there were some concerns about what happened with pg_upgrade,
> with consuming precious toast bits, and a few other things.

yes, pg_upgrade may be a problem.

>
> --
>  Craig Ringer                   http://www.2ndQuadrant.com/
>  PostgreSQL Development, 24x7 Support, Training & Services
>
>
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