Streaming XML (Was RE: XML Information Set Requirements, W3C Note 18-February-1999)

[Marcelo Cantos]

On Sat, Feb 20, 1999 at 04:08:24PM -0000, Mark Birbeck wrote:
> ... Take the UK Stock Exchange data. They have seven or
> eight data sources that pump out data all day long. One has the bid and
> offer prices as they're changed by market-makers, another would be the
> volumes of trades, another would be news headlines, and so on. If we say
> 'here is a document of news headlines' in the morning, and don't send
> the closing element 'till after tea, then we can't put anything on that
> wire other than news headlines (and really you shouldn't process
> anything until you receive that closing element, but I know that's what
> people are requesting they can do).

I disagree with that last parenthesised remark.  Stream-based parsers
do and indeed should process data as it arrives.  XML browsers _most
certainly_ should do so.

Not that I disagree with your overall point (I haven't really given it
that much thought), but the above is definitely wrong IMO.


Cheers,
Marcelo

-- 
http://www.simdb.com/~marcelo/

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