Re: Changeset Extraction v7.8

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Changeset Extraction v7.8
Date: 2014-02-27 16:58:52
Message-ID: 20140227165852.GA18320@alap3.anarazel.de
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On 2014-02-27 17:56:08 +0100, Andres Freund wrote:
> Hi,
>
> Attached you can find version 7.8 of this patcheset. Changes since 7.7
> include:

Hrmpf, prematurely hit send.

> * Signature changes of the SQL changeset SRFs to support limits based on
> LSN and/or number of returned rows (pg_logical_slot_get_changes() et
> al) and to make parameter passing optional (by adding a DEFAULT '{}'
> to the variadic argument)
> * heap_page_prune_opt() now decides itself which horizon to use,
> removing a good amount of duplicated logic
> * GetOldestXmin() now has a Relation parameter that can be NULL instead
> of the former allDbs (existing in master) and systable (just this
> branch) parameters, also removing code duplication.
> * pg_create_logical_replication_slot() is now defined in slotfuncs.c
> * a fair number of cosmetic and comment changes
* the probably-not-committable slot changes are split of into an extra patch

> The open issues that I know of are:
> * do we modify struct SnapshotData to be polymorphic based on some tag
> or move comments there?
> * How/whether to change the exclusive lock on the ProcArrayLock in

As usual the the branch xlog-decoding-rebasing-remapping on
http://git.postgresql.org/gitweb/?p=users/andresfreund/postgres.git
contains the latest and greatest.

Greetings,

Andres Freund

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

Attachment Content-Type Size
0001-wal_decoding-Introduce-logical-changeset-extraction.patch.gz application/x-patch-gzip 123.9 KB
0002-wal_decoding-logical-changeset-extraction-walsender-.patch.gz application/x-patch-gzip 12.8 KB
0003-wal_decoding-pg_recvlogical-Introduce-pg_receivexlog.patch.gz application/x-patch-gzip 11.4 KB
0004-wal_decoding-Documentation-for-replication-slots-and.patch.gz application/x-patch-gzip 10.9 KB
0005-wal_decoding-Temporarily-add-some-uncommittable-slot.patch.gz application/x-patch-gzip 2.4 KB
0006-wal_decoding-Temporarily-add-logical-decoding-regres.patch.gz application/x-patch-gzip 1.4 KB

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