Returns the number of weeks from the beginning of the business calendar to the specified date.
The WeekNumber_Of_Calendar function provides improved performance compared to using the Sys_Calendar.Calendar system view to obtain similar results.
ANSI Compliance
This statement is a Teradata extension to the ANSI SQL:2011 standard.
Result Type
The result is an INTEGER value. The value 0 means there is a partial week in the year, which is Week0.