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Re: Backup history file should be replicated in Streaming Replication?

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Simon Riggs <simon@2ndQuadrant.com>
Cc: Fujii Masao <masao.fujii@gmail.com>, Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2009-12-22T19:02:21Z
Lists: pgsql-hackers 
Simon Riggs <simon@2ndQuadrant.com> writes:
> The backup history file is a slightly bit quirky way of doing things and
> was designed when the transfer mechanism was file-based.

> Why don't we just write a new xlog record that contains the information
> we need?

Certainly not.  The history file is, in the restore-from-archive case,
needed to *find* the xlog data.

However, it's not clear to me why SR should have any need for it.
It's not doing restore from archive.

			regards, tom lane