So..we dont have to check the last XID value per table ?
we have a very high volume data warehouse for which autovacuum is not
suitable due to performance reasons. Can we track the last XID on a
per-table basis ?
2009/8/11 Alvaro Herrera <alvherre@commandprompt.com>:
> Devrim GÜNDÜZ escribió:
>
>> FWIW, PostgreSQL 8.3+ will start autovacuum (even if it is turned off)
>> if a database is approaching XID wraparound, and get rid of the
>> problem-- so you don't actually need to check it.
>
> 8.1 does it too. The main difference is that 8.1 will run a
> database-wide vacuum, whereas in 8.2 and up it only vacuum tables that
> have not been vacuumed recently.
>
> --
> Alvaro Herrera http://www.CommandPrompt.com/
> The PostgreSQL Company - Command Prompt, Inc.
>