Re: [HACKERS] Replication status in logical replication

From: Petr Jelinek <petr(dot)jelinek(at)2ndquadrant(dot)com>
To: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>
Cc: Vaishnavi Prabakaran <vaishnaviprabakaran(at)gmail(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] Replication status in logical replication
Date: 2017-12-25 16:10:22
Message-ID: 959c5a71-8393-ff62-3ba4-96831f8c5b44@2ndquadrant.com
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On 21/11/17 22:06, Masahiko Sawada wrote:
>
> After investigation, I found out that my previous patch was wrong
> direction. I should have changed XLogSendLogical() so that we can
> check the read LSN and set WalSndCaughtUp = true even after read a
> record without wait. Attached updated patch passed 'make check-world'.
> Please review it.
>

Hi,

This version looks good to me and seems to be in line with what we do in
physical replication.

Marking as ready for committer.

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

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