Subject: Re: [xsl] Grouping / unique list with just XPath From: Alexander Johannesen <alexander.johannesen@xxxxxxxxx> Date: Mon, 21 Nov 2005 09:22:32 +1100 |
Hi, On 11/18/05, David Carlisle <davidc@xxxxxxxxx> wrote: [using keys] > It depends on how big your lists are, really. grouping by using keys > changes the time complexity of the algorithm, so if your lists are large > enough it will always be faster, in the end. But if your lists are very > small, then I agree, it may not be worth setting them up, and the time > taken to make the key index may mean its no faster anyway. Yes, and I'll do some performance profiling to see if it's worth it. I fear I'm in the middle where neither will outperform the other. :) Alex -- "Ultimately, all things are known because you want to believe you know." - Frank Herbert __ http://shelter.nu/ __________________________________________________
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