Monday, April 25, 2011

Sysdate calculation for oracle





Description
Date Expression
Now
SYSDATE
Tomorow/ next day
SYSDATE + 1
Seven days from now
SYSDATE + 7
One hour from now
SYSDATE + 1/24
Three hours from now
SYSDATE + 3/24
A half hour from now
SYSDATE + 1/48
10 minutes from now
SYSDATE + 10/1440
30 seconds from now
SYSDATE + 30/86400
Tomorrow at 12 midnight
TRUNC(SYSDATE + 1)
Tomorrow at 8 AM
TRUNC(SYSDATE + 1) + 8/24
Next Monday at 12:00 noon
NEXT_DAY(TRUNC(SYSDATE), 'MONDAY') + 12/24
First day of the month at 12 midnight
TRUNC(LAST_DAY(SYSDATE ) + 1)
The next Monday, Wednesday or Friday at 9 a.m
TRUNC(LEAST(NEXT_DAY(sysdate, 'MONDAY'), NEXT_DAY(sysdate, 'WEDNESDAY'), NEXT_DAY(sysdate, 'FRIDAY'))) + 9/24


Thanks,
Kaziul Islam Bulbul,
Dhaka, Bangladesh.