Horton

Re: WIP: Access method extendability

Simon Riggs <simon@2ndquadrant.com>

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From: Simon Riggs <simon@2ndQuadrant.com>
To: Andres Freund <andres@2ndquadrant.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Stephen Frost <sfrost@snowman.net>, Alexander Korotkov <aekorotkov@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2014-10-28T20:17:57Z
Lists: pgsql-hackers 
On 28 October 2014 17:47, Andres Freund <andres@2ndquadrant.com> wrote:
> On 2014-10-28 17:45:36 +0000, Simon Riggs wrote:
>> I'd like to avoid all of the pain by making persistent AMs that are
>> recoverable after a crash, rather than during crash recovery.
>
> Besides the actual difficulities of supporting this, imo not being
> available on HS and directly after a failover essentially makes them
> next to useless.

Broken WAL implementations are worse than useless.

I'm saying we should work on how to fix broken indexes first, before
we allow a crop of new code that might cause them.

-- 
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

Commits

  1. Support CREATE ACCESS METHOD

  2. Restructure index access method API to hide most of it at the C level.