Re: xpath_array with namespaces support
От | Nikolay Samokhvalov |
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Тема | Re: xpath_array with namespaces support |
Дата | |
Msg-id | e431ff4c0704220021y72ef7778q957600c21162da68@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: xpath_array with namespaces support ("Nikolay Samokhvalov" <samokhvalov@gmail.com>) |
Ответы |
Re: xpath_array with namespaces support
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Список | pgsql-patches |
What's with this patch? I do not see it in unapplied patches list, neither it was commited... What we have now in CVS is not a good thing. On 4/10/07, Nikolay Samokhvalov <samokhvalov@gmail.com> wrote: > Here is new version that adds following changes: > 4. Function is now strict, per discussion. > 5. Return empty array in case when XPath expression detects nothing > (previously, NULL was returned in such case), per discussion. > 6. (bugfix) Work with fragments with prologue: select xpath('/a', > '<?xml version="1.0"?><a /><b />'); // now XML datum is always wrapped > with dummy <x>...</x>, XML prologue simply goes away (if any). > 7. Some cleanup. > > On 4/4/07, Nikolay Samokhvalov <nikolay@samokhvalov.com> wrote: > > The patch attached contains following changes: > > 1. The function name xmlpath() is changed to xpath(); > > 2. Approach of passing of namepspace mappings to the function is changed: > > now that array (the 3rd argument) should be a 2-dimentional array with the > > length of the second axis = 2 (e.g., ARRAY[ARRAY['a1', 'http://a1'], > > ARRAY['a2', 'http://a2'], ARRAY['a2', 'http://a2']]); > > 3. Description of xpath() function in docs (I'm sorry for possible > > mistakes in English and docbook formatting, please check it...) -- Best regards, Nikolay
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