On 17.09.2011 17:36, Alexander Korotkov wrote:
On Fri, Sep 16, 2011 at 3:07 PM, Heikki Linnakangas<
heikki.linnakan...@enterprisedb.com>  wrote:

That looks awfully complicated. I don't understand how that works. I wonder
if two passes would be simpler?

I doubt it becomes much simpler, but here it is.

Thanks! It does look a lot simpler that way, IMHO. I presume this didn't change the performance characteristics?

  Heikki Linnakangas
  EnterpriseDB   http://www.enterprisedb.com

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