Re: backup-strategies for large databases

On Mon, Aug 15, 2011 at 5:06 PM, MirrorX <mirrorx(at)gmail(dot)com> wrote:
> i looked into data partitioning and it is definitely something we will use
> soon. but, as far as the backups are concerned, how can i take a backup
> incrementally? if i get it correctly, the idea is to partition a big table
> (using a date field for example) and then take each night for example a dump
> of the 'daily' partition. so that the dump of this specific table will be
> relatively small to the size of the initial table. is that right?
>
> so, we are talking about logical backups without PITR. i am not saying that
> it's a bad idea, i just want to make sure that i got it right.

Exactly. Sometimes PITR is the right answer, sometimes partitioning is.