[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: XSL taking very long
> The output I want is a table with > > item_id | title_txt | category // grouped by category > > Should I use Keys instead? Yes: you should be using Muenchian grouping. The construct //vform[not(Category=preceding::vform/Category)] is very inefficient. If the vform elements are at the same level in the tree, you could get a good boost by using preceding-sibling instead of preceding. Michael Kay
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