17.10 - Example: Querying the Number of Days from the Beginning of the Business Calendar - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Date and Time Functions and Expressions

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1211-171K
Language
English (United States)

If the current date is January 05, 1901, the following queries return 370 since January 05, 1901, is the 370th day since January 1, 1900:

SELECT TD_SYSFNLIB.DAYNUMBER_OF_CALENDAR(CURRENT_DATE);
SELECT TD_SYSFNLIB.DAYNUMBER_OF_CALENDAR(DATE '1901-01-05');