Re: proposal casting from XML[] to int[], numeric[], text[]

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От Peter Eisentraut
Тема Re: proposal casting from XML[] to int[], numeric[], text[]
Дата
Msg-id 200710081253.39227.peter_e@gmx.net
обсуждение исходный текст
Ответ на Re: proposal casting from XML[] to int[], numeric[], text[]  ("Nikolay Samokhvalov" <nikolay@samokhvalov.com>)
Ответы Re: proposal casting from XML[] to int[], numeric[], text[]  (Andrew Dunstan <andrew@dunslane.net>)
Список pgsql-hackers
Am Freitag, 28. September 2007 schrieb Nikolay Samokhvalov:
> what should be returned for XML like "<em><strong>PostgreSQL</strong>
> is a powerful, open source relational database system</em>" if user
> requests for text under "em" node? In XML world, the correct answer is
> "PostgreSQL  is a powerful, open source relational database system" --
> concatenation of all strings from the node itself and all its
> descendants, in the correct order. Will be this expected for RDBMS
> users?).

Well, if that is the defined behavior for XPath, then that's what we should 
do.

-- 
Peter Eisentraut
http://developer.postgresql.org/~petere/


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