Name

XMLType.getNumVal — This function returns the integer-value of the current node like XPATH function 'number()'.

Synopsis

XMLType.getNumVal ( );

Description

This function returns the integer-value of the current node. This is similar to the XPATH function 'number()'.

Return Types

The member function returns integer.

Examples

Example24.551.A table with an XMLType column

This populates a table with XML data and then selects the numeric value of an 'empno' element from the appropriate record.

create table TEST_XMLS  (I integer primary key, XMLVAL XMLType);
insert into TEST_XMLS  values (1, XMLType('<emp><empno>221</empno><ename>John</ename></emp>'));
insert into TEST_XMLS  values (2, XMLType('<po><pono>331</pono><poname>PO_1</poname></po>'));
insert into TEST_XMLS  values (3, XMLType('<oil-rig
xml:id="14a_03" water="0.413"/><oil-rig
xml:id="14b_03" water="0.402"/>'));
select e.XMLVAL.extract ('//empno').getNumVal() as EMPNO
  from TEST_XMLS  as e
  where e.XMLVAL.existsNode('/emp/empno')
EMPNO
DECIMAL
_______________________________________________________________________________

221

1 Rows. -- 00000 msec.