Returns the number of weeks from the beginning of the month to the specified date.
The WeekNumber_Of_Month function provides improved performance compared to using the Sys_Calendar.Calendar system view to obtain similar results.
This statement is a Teradata extension to the ANSI SQL:2011 standard.
The result is an INTEGER value between 1 and 5, representing the n th occurrence of the week in the month. The value 0 means the partial week, Week0.