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You cannot store a time interval in a Time field. Store the interval
in an integer or NUMERIC field. Then you will be able to sum it.

On 18 Dec 2002 21:33:13 -0800, "kcchong" <k_c_chong@yahoo.com> wrote:

>
>Hi Bill,
>
>In delphi I already calculated the interval time between tester down time and tester up time then store the calculated 
>time in IB6 time field. I want to sum up this field based on certain criteria to generate report or chart, for example by weekly,
>tester number, area and etc.
>
>thanks
>
>rgds
>kcchong
>
>
>
>
>Bill Todd <bill@notthis.dbginc.com> wrote:
>>The concept of summing times makes no sense. What is the sum of 9:00
>>AM and 3:00 PM? I suspect what you want to do is sum time intervals
>>but that is just a guess since you have not provided any detailed
>>information about your problem.
>>
>>On 17 Dec 2002 19:30:40 -0800, "kcchong" <k_c_chong@yahoo.com> wrote:
>>
>>>
>>>If can't use this method to sum time as usual use it to sum integer and float field. So do you have any idea to sum it in 
>>>more simple way because i'm doing the downtime tracking project.
>>
>>
>>--
>>Bill (TeamB)
>>(TeamB cannot respond to questions received via email)


--
Bill (TeamB)
(TeamB cannot respond to questions received via email)