to_yminterval

Syntax


to_yminterval::=


Description of the illustration to_yminterval.gif




Purpose
TO_YMINTERVAL converts a character string of CHAR, VARCHAR2, NCHAR, or NVARCHAR2 datatype to an INTERVAL YEAR TO MONTH type, where char is the character string to be converted.




Examples
The following example calculates for each employee in the sample hr.employees table a date one year two months after the hire date:


SELECT hire_date, hire_date + TO_YMINTERVAL('01-02') "14 months"
   FROM employees;


HIRE_DATE 14 months
--------- ---------
17-JUN-87 17-AUG-88
21-SEP-89 21-NOV-90
13-JAN-93 13-MAR-94
03-JAN-90 03-MAR-91
21-MAY-91 21-JUL-92
. . .