Oracle support XPath predicate expressions : XPath « XML « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » XML » XPath

33. 11. 1. Oracle support XPath predicate expressions


SQL> CREATE TABLE myTable

  2  (id  NUMBER PRIMARY KEY

  3  ,doc XMLType NOT NULL)

  4  XMLTYPE doc STORE AS CLOB

  5  /



Table created.



SQL>

SQL>

SQL> 

SQL> update myTable

  2  set doc = updateXml( doc,'message[greeting="Hi"]/body/text()', 'test again')

  3  /



0 rows updated.



SQL>

SQL> drop table myTable;



Table dropped.



SQL>

33. 11. XPath
	33. 11. 1.	Oracle support XPath predicate expressions
	33. 11. 2.	XPath text() function
	33. 11. 3.	Use the EXTRACT function and the following XPath:/emps/emp/interests/interest/

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