Oracle 10g: Extract data (select) from XML (CLOB Type)

Question

I\'m new in Oracle and I\'ve - maybe trivial - a problem in a select. (I\'m using Oracle 10g Express Edition).

I\'ve a DB with a field CLOB: mytab.xml This column have a

Answer 1

In case the XML store in the CLOB field in the database table. E.g for this XML:

    
        
        000
    

This is the Extract Query:

SELECT EXTRACTVALUE (
    xmltype (T.CLOB_COLUMN_NAME),
    '/Awmds/General_segment/General_segment_id/Customs_office_code')
    AS Customs_office_code
FROM TABLE_NAME t;