[xquery-talk] XQuery and databases - XQuery 2.0

[David A. Lee]

I believe oracle's implementation lets you do that, but its not "standard".


David A. Lee
dlee at calldei.com  
http://www.calldei.com
http://www.xmlsh.org
812-482-5224



Brian Maso wrote:
> Yea, I knew about SQL/XML. I was thinking more about intra-column 
> indexing -- so if I have an XML column I could write an efficient 
> WHERE clause on the value of a specific descendant element value. I 
> don't believe SQL/XML defines a way to ddefine indexes using, say, an 
> XPath expression.
>
> Best regards,
> Brian Maso
>
> On Mon, Jun 15, 2009 at 2:19 PM, Pavel Minaev <int19h at gmail.com 
> <mailto:int19h at gmail.com>> wrote:
>
>     On Mon, Jun 15, 2009 at 2:10 PM, Brian
>     Maso<brian at blumenfeld-maso.com <mailto:brian at blumenfeld-maso.com>>
>     wrote:
>     > I had heard that future versions of the SQL standard are to
>     bring XML in to
>     > SQL -- basically make non-validated XML nodes as valid column
>     types and add
>     > intra-XML indexing.
>
>     It's called SQL/XML, and it has been there since SQL-2003:
>
>     http://en.wikipedia.org/wiki/SQL/XML
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