oracle plsql: how to parse XML and insert into table

Question

How to load a nested xml file into database table ?

 

   
       Tom
                


        

Answer 1

You can load an XML document into an XMLType, then query it, e.g.:

DECLARE
  x XMLType := XMLType(
    ' 

   
       Tom
       

           California
           Los angeles
       
   
   
       Jim
       

           California
           Los angeles
       
   
');
BEGIN
  FOR r IN (
    SELECT ExtractValue(Value(p),'/row/name/text()') as name
          ,ExtractValue(Value(p),'/row/Address/State/text()') as state
          ,ExtractValue(Value(p),'/row/Address/City/text()') as city
    FROM   TABLE(XMLSequence(Extract(x,'/person/row'))) p
    ) LOOP
    -- do whatever you want with r.name, r.state, r.city
  END LOOP;
END;