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Re: Core Data performance advice... creating relationships.
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Re: Core Data performance advice... creating relationships.


  • Subject: Re: Core Data performance advice... creating relationships.
  • From: "Scott Ellsworth" <email@hidden>
  • Date: Mon, 14 Jan 2008 13:56:32 -0800

On Jan 14, 2008 1:43 PM, Martin Linklater <email@hidden> wrote:
> This technique has been working OK for smaller data sets but now that
> I am linking two very large tables together I am seeing terrible
> performance - My code is only creating around 20 relationships per
> second on my new Macbook Pro.

I would start with Shark/Instrument to see where your time is going,
then optimize.

One thought: how often are you calling save?  If you save after every
transaction, I can see your performance going through the floor.
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References: 
 >Core Data performance advice... creating relationships. (From: Martin Linklater <email@hidden>)

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