Determine if Oracle date is on a weekend?

Question

Is this the best way to determine if an Oracle date is on a weekend?

select * from mytable
where 
TO_CHAR (my_date, \'DY\', \'NLS_DATE_LANGUAGE=ENGLISH\') IN         


        

Answer 1

set NLS_TERRITORY before

alter session set NLS_TERRITORY=SWEDEN;

So you are sure which numbers are weekends