Re: Date Time calculation help
От
Steve Boyle \(Roselink\)
Тема
Re: Date Time calculation help
Дата
Msg-id
00eb01c19dc1$b6bea180$c55869d5@dualtower
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Re: Date Time calculation help "Steve Boyle \(Roselink\)" <boylesa@roselink.co.uk>
Unnikrishanan,
The following query will return the number of whole days between the two dates (a working version of postgres query you posted).
select date_part('day','now'::datetime - '2001-01-15'::datetime);
Other available datetime functions can be found at:
hih
steve boyle
----- Original Message -----
From: Unnikrishnan MenonSent: Monday, January 14, 2002 2:58 PMSubject: [SQL] Date Time calculation helpHi,I have a particular query in Oracle :select mod((sysdate - to_date('15-JAN-02','dd-mon-yy')),1) from dual;The above query gives 0.752.. as the difference between the two days which when multiplied by 24 gives around 3.1.. hrs.I tried the same query in postgresql but the value returned is 0.The query was:select mod((current_date - '2002-15-01')),1);I require the difference in time to the last second to be shown as time left. Could anyone suggest as to how to overcome this particular problem.Thanx in advance,Unni
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