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Re: XML Schema usage statistics (WAS: Draft minutes of 2009-05-12 TAG weekly)

From: T.V Raman <raman@google.com>
Date: Mon, 18 May 2009 15:51:47 -0700
Message-ID: <18961.59011.679746.158421@retriever.mtv.corp.google.com>
To: julian.reschke@gmx.de
Cc: Paul.Cotton@microsoft.com, www-tag@w3.org
It would also be enlightening to find out how many of those XSD
files were generated from rng/ files. I know for a fact that many
groups inside W3C  routinely produce their obligatory xsd schema
for their specs by first creating rng files.

Julian Reschke writes:
 > Paul Cotton wrote:
 > > From the draft May 12 TAG minutes:
 > > 
 > >> raman: XML Schema hasn't worked out very well. I'm skeptical that it 
 > > really dominates
 > > ...
 > >> timbl: Skeptical about preponderance of XSD usage, would like to see some 
 > > figures
 > >> noah: Any volunteers?
 > >> (silence)
 > > 
 > > Searching Google code for .xsd files (http://www.google.ca/codesearch?hl=en&lr=&q=file%3A.*%5C.xsd%24) finds 44,800 files.
 > > 
 > > Searching Google code for .rng files (http://www.google.ca/codesearch?hl=en&lr=&q=file%3A.*%5C.rng%24) finds only 3,000 files.
 > > 
 > > Not necessarily a reliable survey but it certainly indicates that in publicly visible code stores indexed by "Google code" .xsd file occurrence is significantly greater than that of Relax NG files.  
 > > 
 > > Personal opinion: I expect that the ratio in enterprise systems whose code stores are not visible to a tool like "Google code" that this ratio would be even more slanted towards XML Schema.
 > > 
 > > /paulc
 > > ...
 > 
 > Plus ~1000 in RNC (Compact) format.
 > 
 > It would be interesting to have a comparison of the # of specifications 
 > that use XSD, RNC, or RNG as part of the spec text.
 > 
 > BR, Julian

-- 
Best Regards,
--raman

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Received on Monday, 18 May 2009 22:52:31 GMT

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