Example: Querying the Number of Weeks from the Year Beginning - Advanced SQL Engine - Teradata Database

SQL Date and Time Functions and Expressions

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Published
July 2021
Language
English (United States)
Last Update
2021-07-27
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B035-1211
lifecycle
previous
Product Category
Teradata Vantage™

If the current date is January 5, 1901, the following query returns 0 because January 5, 1901, is in week 0 of 1901 in the Teradata calendar:

SELECT TD_SYSFNLIB.WEEKNUMBER_OF_YEAR (CURRENT_DATE);

The following query returns 1 because January 5, 1901, is in week 1 of 1901 in the COMPATIBLE calendar:

SELECT TD_SYSFNLIB.WEEKNUMBER_OF_YEAR (DATE ‘1901-01-05’, ‘COMPATIBLE’);