For a metaphor.
Replace iPhone -> Oracle
Android -> XML DB
Then watch this video
http://www.youtube.com/watch?v=FL7yD-0pqZg
This is the world I live in ...
and maybe just maybe there is a solution.
On Oct 2, 2011, at 12:34 PM, David Lee <[email protected]> wrote:
>
> This is one way of looking at it and perhaps the most fruitful. But I
> disagree with the premise that jdbc MUST use SQL as the query language. The
> difference between vendor's "SQL" is so vast they might as well be different
> languages. So why not allow pure xquery as the JDBC query string?
>
> But I agree there would be more portability If the language was SQL like.
>
> As for the results .. Xquery returns xdm not XML so there needs to be a
> mapping of xdm to ResultSet interface.
>
> Maybe not all xdm maps well but I could imagine a convention like say XDML
> which provides enough metadata to map the result XDM to a result set.
>
> Sent from my iPhone
>
> On Oct 2, 2011, at 12:23 PM, John Cowan <[email protected]> wrote:
>
>>
>> David Lee scripsit:
>>
>>> Suppose we had a JDBC interface to XQuery/XML databases ? Sure it wouldn't
>>> be the best choice ... but then neither is using JDBC for Oracle or MySQL
>>
>> JDBC is just a thin layer over SQL; JDBC clients construct SQL strings,
>> possibly
>> with variables in them. So the question is: what would it mean for an
>> XQuery database to expose a SQL API? It would require a mapping of the
>> XML data model onto a relational data model, which inevitably would
>> require discarding some information. What information exactly? Would it
>> be possible to access every XML document, or just some of them?
>>
>> --
>> A poetical purist named Cowan [that's me: [email protected]]
>> Once put the rest of us dowan. [on xml-dev]
>> "Your verse would be sweeter http://www.ccil.org/~cowan
>> If it only had metre
>> And rhymes that didn't force me to frowan." [overpacked line!] --Michael
>> Kay
>
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