Re: Partitioning documentation example

[Decibel! <decibel(at)decibel(dot)org>]

On Fri, Jan 04, 2008 at 12:25:59PM -0500, Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > 	   EXECUTE 'INSERT INTO measurement_y' || to_char(NEW.logdate,'YYYY_mMM') || ' VALUES (NEW.*)';
> 
> That won't actually work.  Even if it did, I don't think we should be
> recommending use of EXECUTE here; the performance implications are bad.

I think it's still worthy as an example. Not all partitioning systems
need a high insert rate. And even if it does, that tends to be CPU-work;
if you're partitioning you're likely IO-bound and not CPU-bound.

Has anyone measured the performance difference?
-- 
Decibel!, aka Jim C. Nasby, Database Architect  decibel(at)decibel(dot)org 
Give your computer some brain candy! www.distributed.net Team #1828

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