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   Re: SQL Schema to XML Schema generator [any out there?]

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  • From: tpassin@home.com
  • To: <xml-dev@xml.org>
  • Date: Fri, 23 Jun 2000 21:57:16 -0400

Len Bullard wrote -

> By the way, just as an addendum.  When you use
> tools that enable you to generate schemas from
> say, relational dbs, tools that reverse engineer
> instances can only get you so far.  For example,
> XML-Spy has a great feature for doing this using
> ODBC to connect and get you the table layouts.
> However, if a table has no data, it can't, of course,
> generate that so it doesn't kick out an instance.
> So when you try to generate a schema, you are stuck.
> 1.  Use a test database with sufficient data to
> generate the instance.  Otherwise, it can't
> do anything for that table.
 Not necessarily.  I haven't tried it with Spy, but ODBC has the ability to
get table definitions from those databases that support them. And even dBase
tables carry schema information within themselves.  I **think** it can also
get foreign key information as well, but I'm not as positive on this.

Whether a particular product uses the capability, though, that's another


Tom Passin

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