On 16/01/2013, at 5:00 AM, Jesse Tayler <[email protected]> wrote:

> I didn't know about this "xpath" or whatever you are using

http://www.w3.org/TR/xpath/
http://www.w3.org/TR/xpath20/

> to determine which XML attribute is which during your query but I can't 
> imagine how a table based approach would perform worse -- plus, it should be 
> a lot simpler to build and to maintain. should be --
> 
> Anyway, I guess with this xpath technology, you don't need to worry - but I 
> wonder what it does underneath to do the same thing?

http://www.postgresql.org/docs/8.4/static/functions-xml.html

I'm not voting for or against Flavio's idea (as he's only given a broad outline 
of it anyway), just pointing out that it's all quite legit.  PostgreSQL has 
handled XML as a first class data type for some time.


-- 
Paul Hoadley
http://logicsquad.net/




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