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Re: SIGSEGV from START_REPLICATION 0/XXXXXXX in XLogSendPhysical () at walsender.c:2762

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: Stephen Frost <sfrost@snowman.net>, Kyotaro Horiguchi <horikyota.ntt@gmail.com>, Michael Paquier <michael@paquier.xyz>, Andres Freund <andres@anarazel.de>, "Jonathan S. Katz" <jkatz@postgresql.org>, Dave Cramer <davecramer@postgres.rocks>, Fujii Masao <masao.fujii@oss.nttdata.com>, Masahiko Sawada <masahiko.sawada@2ndquadrant.com>, Vladimir Sitnikov <sitnikov.vladimir@gmail.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>, Peter Geoghegan <pg@bowt.ie>
Date: 2020-06-25T11:56:46Z
Lists: pgsql-hackers 
On Wed, Jun 24, 2020 at 3:41 PM Alvaro Herrera <alvherre@2ndquadrant.com> wrote:
> People (specifically the jdbc driver) *are* using this feature in this
> way, but they didn't realize they were doing it.  It was an accident and
> they didn't notice.

But you don't know that that's true of everyone using this feature,
and even if it were, so what? Breaking a feature that someone didn't
know they were using is just as much of a break as breaking a feature
someone DID know they were using.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Fix crash in WAL sender when starting physical replication

  2. Add a SHOW command to the replication command language.