selection column of the table xml data type
Hello.I tried the following example with xml as column name data type
create table emp_detail( empno number,ename varchar2(32),empdetails sys.xmltype)
Insert into EMP_DETAIL
(EMPNO, ENAME, EMPDETAILS)
Values
(1, 'satya', XMLTYPE('<NAME>
<FIRSTNAME>SATYA</FIRSTNAME>
<LASTNAME>SREE</LASTNAME>
<LOC>SECBAD</LOC>
</NAME>
'));
Insert into EMP_DETAIL
(EMPNO, ENAME, EMPDETAILS)
Values
(2, 'jo', XMLTYPE('<NAME>
<FIRSTNAME>JO</FIRSTNAME>
<LASTNAME>REDDY</LASTNAME>
<LOC>MYPR</LOC>
</NAME>
'));
So, after that I tried this query to retrieve the State of an attribute data.SELECT a.empdetails.extract('//NAME/text()').getStringVal() AS "Table Name"
FROM emp_detail a
WHERE a.empdetails.existsNode('/NAME') = 1;
But those who above indicates no record...Why?
Thank you
SQL> SELECT a.empdetails.extract('//NAME/FIRSTNAME/text()').getStringVal() AS "first_name",
2 a.empdetails.extract('//NAME/LASTNAME/text()').getStringVal() AS "last_name",
3 a.empdetails.extract('//NAME/LOC/text()').getStringVal() AS "loc"
4 FROM emp_detail a
5 WHERE a.empdetails.existsNode('/NAME') = 1;
first_name last_name loc
-------------------- -------------------- --------------------
SATYA SREE SECBAD
JO REDDY MYPR
Tags: Database
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