The Saxon DTDGenerator at

http://sourceforge.net/project/showfiles.php?group_id=29872&package_id=27191

works in streaming mode so it has no problem with large input files. It
produces a DTD rather than an XSD, but that's a good starting point.

Michael Kay
http://www.saxonica.com/ 

> -----Original Message-----
> From: Anil Kumar Madamsetty [mailto:anielkumar@i...] 
> Sent: 26 August 2008 13:36
> To: xml-dev@l...
> Subject: [xml-dev] How to split a large xml file into 
> multiple files and parse those multiple files independtly and 
> generate an xsd
> 
> 
> Hi, 
> 
> I have a large xml document running into giga bytes. I want 
> to parse that huge file and generate an xsd. my strategy is 
> to split that monster xml document into mutiple xml docs 
> basing on size and wants to leverage multi threading spanning 
> couple of threads invoking multiple parsers so that those 
> parsers can act on split xml docs.
> 
> my question is how to create a single xsd from parsing all 
> those split xml docs. 
> 
> thanks
> Mak
>