[xquery-talk] XQuery and databases - XQuery 2.0

Brian Maso brian at blumenfeld-maso.com
Mon Jun 15 15:10:44 PDT 2009

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. This was quite a while ago that I heard it, but it was
delivered by a reputable source. Seems like these two language have huge
overlap and can eventually be replaced by a single query language.

(Besides, SQL is so incomprehensible for even modestly-sized queries, it
would be great to replace it with something a bit more understandable such
as XQuery; not to mention the legions of vendor specifics and

Best regards,
Brian Maso

On Mon, Jun 15, 2009 at 12:44 PM, Adam Retter <adam.retter at googlemail.com>wrote:

> >> 2)Is there (or will there be) possibility to make a
> >> database-connection just with XQuery ? So that I can give host, port,
> >> login, passwort, etc and XQuery is able to connect to the database ?
> >> Am I correct, that at the moment it is only possible if you use XQuery
> >> executed from java (or an other programming language, that is able to
> >> create a connection) ?
> >
> > This depnds on the XQuery engine you use. E.g. for my own Web site,
> > the Java-based XQuery engine I use is Qizx, and it does support a
> > way to connect to a erlational database (I'm assuming this is
> > what you are asking here?), but the zero-dollar version of that
> > product is limited to a database of only one gigabyte of XML.
> Another option, eXist, provides a XQuery Extenesion module for SQL
> connections and queries. I would like to see the concepts from there
> eventually it into the EXPath/EXQuery efforts
> o
> --
> Adam Retter
> _______________________________________________
> talk at x-query.com
> http://x-query.com/mailman/listinfo/talk
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