Re: Consistent pg_dump's

Doug McNaught <doug@wireboard.com>

From: Doug McNaught <doug@wireboard.com>
To: pgsql-general@postgresql.org
Date: 2001-03-29T23:09:25Z
Lists: pgsql-general
Alexey Rodriguez Yakushev <alexey@serinbol.com> writes:

> Let me rephrase the question, i have a web-based application which uses 
> postgres as its backend. It must be operating 24 hours 7 days. If i want to 
> make a backup of the database using pg_dump, wouldn't it be possible that a 
> transaction occurs in the middle of the backup, leaving the backup 
> inconsistent?

I am pretty sure that pg_dump produces a consistent snapshot, using
the same transaction isolation mechanism (MVCC) as the database
itself.  If one of the gurus posts and says otherwise, believe him,
not me.  ;)

-Doug