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From Jong-young Park <emine...@gmail.com>
Subject Re: Timezone issues
Date Thu, 20 Nov 2014 06:24:18 GMT
Hi, Jaewoong.

To express time period value, IntervalDatum is existing as I know.

So I think it is right that TimeDatum is for some time point.

And TimestampDatum seems it is doing both roles of DateDatum and TimeDatum.


On Wed Nov 19 2014 at 오후 5:23:40 Jaewoong Jung <jungjw@gmail.com> wrote:

> It turns out, TAJO-1191 is slightly more complicated than I thought.
> (https://issues.apache.org/jira/browse/TAJO-1191)
> Basically, it's about whether TimeDatum may have a timezone tied with
> it. I **believe** TimeDatum is originally designed to hold a time
> period value, not an instant. (TimestampDatum seems to be the
> canonical container for instants.) So, it doesn't make sense to apply
> any timezones to TimeDatum values, but it's being done in a few
> places. And, that's why the test is failing on my machines.
> I'm going to try to fix it by removing all timezone-related references
> around the class, but I want to check my assumption with you before I
> proceed.
> What do you think about it?

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