Re: Data extraction

Thanks Peter and Liam.
The xslt was being used in the java code.
I don't own that module , but just gave my two cents on the alternate
version.
Thanks again for all your inputs.
Dr.Pal

On Mon, Dec 17, 2018, 5:56 PM Liam R. E. Quin liam@xxxxxxxxxxxxxxxx <
xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx wrote:

> On Mon, 2018-12-17 at 17:55 +0000, Mailing Lists Mail
> daktapaal@xxxxxxxxx wrote:
> > Hi all
> > I have a requirement where I need to write an xslt to extract a
> > particular node from source tree.
>
> If you extract snippets from the same document repeatedly, you will
> probably be best off using XQuery to do it, with a database (a tree
> store) as the time taken to parse the whole document will otherwise
> likely dominate. In that case, //*:ElementToExtract will probably be
> very fast, and (//*:ElementToExtract)[1] even faster, as David Carlisle
> noted.
>
> In XSLT, some implementations may build an element index when the
> document is loaded, but not all do. Which version goes fastest will
> depend on the implementation and you need to measure.
>
> However, unless you have really large XML documents, and the time is
> critical, the right question is, which version is easier to extend or
> modify in the future, and for that the apply-templates version probably
> wins, especially if the same pattern is used in other stylesheets you
> use.
>
> Liam
>
>
> --
> Liam Quin, https://www.holoweb.net/liam/
> XML/Document/Information Architecture/XSL/XQuery/Web
> Text Processing and A11Y review, training & consulting.
> Web slave for vintage clipart http://www.fromoldbooks.org/