Re: help needed on datetime functions

2001-12-05 Thread Jason Wong

On Wednesday 05 December 2001 16:40, you wrote:
> hi everybody
> i want to take diff of datetime format columns.
> Is it possible using direct '-' arithmatic..
> It gives result as:
>
> 2001-11-03 15:43:47 - 2001-11-03 15:42:21 = 126
> 2001-11-03 16:11:50 - 2001-11-03 15:48:00 = 6350
>
> First row is clear but i'm not getting second row's
> diff.. **((63)50)** how it comes.
>
> Is there any diff way to find diff of datetime
> columns. (any mysql func.)
>   OR
> It is not possible by using any standard mysql
> funcions and one has to write his own program to do
> this.

You can use something like this:

SEC_TO_TIME(UNIX_TIMESTAMP("2001-11-03 16:11:50") - 
UNIX_TIMESTAMP("2001-11-03 15:48:00"))

which would return

 00:23:50

hth
-- 
Jason Wong -> Gremlins Associates -> www.gremlins.com.hk

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help needed on datetime functions

2001-12-05 Thread nimeesh patel

hi everybody
i want to take diff of datetime format columns.
Is it possible using direct '-' arithmatic..
It gives result as:

2001-11-03 15:43:47 - 2001-11-03 15:42:21 = 126
2001-11-03 16:11:50 - 2001-11-03 15:48:00 = 6350

First row is clear but i'm not getting second row's
diff.. **((63)50)** how it comes.

Is there any diff way to find diff of datetime
columns. (any mysql func.)
  OR
It is not possible by using any standard mysql
funcions and one has to write his own program to do
this.

plz reply
thanks in advance




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