Which of the following calendaring syntax expressions would evaluate to the last day of every month?()
A:FREQ = MONTHLY; BYMONTHDAY = 31
B:FREQ = MONTHLY; BYMONTHDAY = -1
C:FREQ = DAILY; BYDAY = -1
D:FREQ = MONTHLY; BYDAY = 31
E:FREQ = DAILY; BYMONTHDAY = LAST_DAY
出自:Oracle认证