On Thu, 2009-01-22 at 14:52 +0200, Heikki Linnakangas wrote:
> Oleg Bartunov wrote:
> > as I understand, there are already plans to utilize this feature. If so,
> > we need to be more attentive by now.
> 
> Is there? If I understood Simon correctly in the last paragraphs of 
> these emails:
> 
> http://archives.postgresql.org/message-id/1221470800.3913.1229.ca...@ebony.2ndquadrant
> http://archives.postgresql.org/message-id/1221555881.3913.1761.ca...@ebony.2ndquadrant
> 
> he has no immediate use for this.

Immediate use cases for me would be

* ability to filter WAL records based on database or relation

* ability to recover quickly from various types of bug, for example if
new freespace code caused a corruption we would be able to sidestep it
and get the database up again quickly without doing resetxlog and losing
data.

Medium term

* bit map indexes

But this isn't just for me...

-- 
 Simon Riggs           www.2ndQuadrant.com
 PostgreSQL Training, Services and Support


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