Tom Lane wrote:

> My feeling about it is that we need to provide a partitioning feature
> that doesn't rely on the current notion of inheritance at all.  We've
> heard from multiple users who want to use large numbers of partitions,
> enough that simply having a separate relcache entry for each partition
> would be a performance problem, never mind the current approach to
> planning queries over inheritance trees.  So the partitions need to be
> objects much simpler than full-fledged tables.

Sorry to hijack the thread, but I agree on this, and I'm worried that
the patch being floated for partitioning may paint us on a corner from
which it may be difficult to get out.

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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