Re: [SQL] help with xpath namespace

[Filip Rembiałkowski]

2011/9/22 Brian Sherwood <bds...@gmail.com>

>
> select (xpath('/chassis-inventory/chassis/serial-number/text()',
>        data_xml,
>        ARRAY[ARRAY['junos',
> 'http://xml.juniper.net/junos/9.6R4/junos-chassis']]
>       )) from xml_test;
>
> Can anyone suggest how I would go about getting the serial-number with
> xpath?
>
>

http://www.postgresql.org/docs/9.1/static/functions-xml.html#FUNCTIONS-XML-PROCESSING-
see "mydefns".

This will work:

select xpath(
    '/junos:chassis-inventory/junos:chassis/junos:serial-number/text()',
    data_xml,
    ARRAY[ARRAY['junos', 'http://xml.juniper.net/junos/9.6R4/junos-chassis'
]]
)
from xml_test;



cheers, Filip