I detected 4 errors,
1) Simbol ">" in Extract Value
2) Space on "as Publication place" (use underscore or between quotes)
3) Last comma after 'Price'
4) Itemtype must by within single quote

try

select
  ExtractValue(marcxml,'//datafield[@tag="501"]/subfield[@code="a"]') as ID,
  ExtractValue(marcxml,'//datafield[@tag="310"]/subfield[@code="a"]') as Freq,
  ExtractValue(marcxml,'//datafield[@tag="245"]/subfield[@code="a"]') as Title,
  ExtractValue(marcxml,'//datafield[@tag="260"]/subfield[@code="b"]')
as Publisher,
  ExtractValue(marcxml,'//datafield[@tag="260"]/subfield[@code="a"]')
as Publication_place,
  ExtractValue(marcxml,'//datafield[@tag="546"]/subfield[@code="a"]')
as Language,
  ExtractValue(marcxml,'//datafield[@tag="500"]/subfield[@code="a"]') as Note,
  ExtractValue(marcxml,'//datafield[@tag="500"]/subfield[@code="a"]')
as Subject,
  ExtractValue(marcxml,'//datafield[@tag="982"]/subfield[@code="a"]') as Price
from
  biblioitems
where
  itemtype = 'CR'


-- 
Bernardo Gonzalez Kriegel
[email protected]



On Fri, Dec 7, 2012 at 4:13 PM, Mohamed zalabany
<[email protected]> wrote:
>
> I need to make report to extract serials data
>
> but its not working
>
> i think there is sothing wrong but i don't konow
>
> could any body help me
>
>
>
> select
>   ExtractValue(marcxml,'//datafield[@tag="501"]/subfield[@code>="a"]') as ID,
>   ExtractValue(marcxml,'//datafield[@tag="310"]/subfield[@code>="a"]') as 
> Freq,
>   ExtractValue(marcxml,'//datafield[@tag="245"]/subfield[@code>="a"]') as 
> Title,
>   ExtractValue(marcxml,'//datafield[@tag="260"]/subfield[@code>="b"]') as 
> Publisher,
>   ExtractValue(marcxml,'//datafield[@tag="260"]/subfield[@code>="a"]') as 
> Publication place,
>   ExtractValue(marcxml,'//datafield[@tag="546"]/subfield[@code>="a"]') as 
> Language,
>   ExtractValue(marcxml,'//datafield[@tag="500"]/subfield[@code>="a"]') as 
> Note,
>   ExtractValue(marcxml,'//datafield[@tag="500"]/subfield[@code>="a"]') as 
> Subject,
>   ExtractValue(marcxml,'//datafield[@tag="982"]/subfield[@code>="a"]') as 
> Price,
> from
>   biblioitems
> where
>   itemtype = CR
>
>
>
>
> Mohamed El Zalabany
>
> Integrated library systems consultant
>
> Zalabany Knowledge Systems Team©
> For Libraries and Information systems Development and support
> [email protected]
> Mobile: 0009989496
>
>
> _______________________________________________
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