TO_YMINTERVAL
TO_YMINTERVAL is an Oracle SQL function that converges a character string representing an interval of years or months and returns an INTERVAL YEAR TO MONTH type.
Example
SELECT TO_YMINTERVAL('02-05') FROM DUAL;Output
+-------------------+| TO_YMINTERVAL('02-05') |+-------------------+| +02-05 |+-------------------+Explanation
The TO_YMINTERVAL function converts a string of YYYY-MM format into an INTERVAL YEAR TO MONTH literal. In the given query, ‘02-05’ is transformed to an interval of 2 years and 5 months. It returns the equivalent INTERVAL YEAR TO MONTH value.