Re: On Scalability - Mailing list pgsql-hackers

From Stephen Frost
Subject Re: On Scalability
Date
Msg-id 20101007142927.GT26232@tamriel.snowman.net
Whole thread Raw
In response to Re: On Scalability  (Vincenzo Romano <vincenzo.romano@notorand.it>)
Responses Re: On Scalability
List pgsql-hackers
* Vincenzo Romano (vincenzo.romano@notorand.it) wrote:
> I see the main problem in the way the planner "understands" which partition
> is useful and which one is not.
> Having the DDL supporting the feature could just be syntactic sugar
> if the underlying mechanism is inadequate.

I'm pretty sure the point with the DDL would be to have a way for the
user to communicate to the planner more understanding about the
partitioning, not just to be syntactic sugar.  With that additional
information, the planner can make a faster and better decision.
Stephen

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