Example: Querying for the Number of Months from the Beginning of the Calendar Year - Teradata Vantage

If the current date is August 29, 1901, the following queries return the value 20 as the result since August 29, 1901 falls on the 20th month since January 01, 1900.

SELECT td_month_of_calendar(CURRENT_DATE);
SELECT td_month_of_calendar(DATE '1901-08-29');