Re: Date formats

[Luis Rodriguez <luisro58@xxxxxxxxx>]

> I wonder... if native date support had been in place since the beginning,
> would we have ever seen the 10000.01 trick?  I'm only coming up on my 3rd
> anniversary on the platform, so this might be a naive point of view.

Well, you have to remember that this platform is about 20 years old
(and its ancestors a lot more than that). On the other hand, although
the Date format has been around for quite a while, I still find new
programs and files coded with the NUM(8, 0) format, so who knows?

Regards,

Luis Rodriguez
IBM Certified Systems Expert — eServer i5 iSeries



On Tue, Dec 15, 2009 at 9:49 AM, Bryce Martin <BMartin@xxxxxxxxxxxx> wrote:
> Date sorting is most 'natural' when done yyyymmdd.  That is why people
> always want to switch the order of the parts.  This is actually quite mute
> in anything that is done with native date values, but most databases on
> the i are not set up this way.  From what I've seem most date records are
> stored as numeric, and I'm guessing 8,0 numeric at that.  If everything
> was stored as Date then there would be little use for all this switching
> around since I'm not aware of too many people who display dates as
> 2009/12/16, or 2009, Dec 16.
>
>
> I wonder... if native date support had been in place since the beginning,
> would we have ever seen the 10000.01 trick?  I'm only coming up on my 3rd
> anniversary on the platform, so this might be a naive point of view.
>
>
> Thanks
> Bryce Martin
> Programmer/Analyst I
> 570-546-4777
>
>
>
> Alan Shore <AlanShore@xxxxxxxx>
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> Re: Date formats
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> Sorry Glen
> completely disagree
> which is "first"
> 12/15/09
> or
> 12/01/10
>
>
>
> Alan Shore
> Programmer/Analyst, Direct Response
> E:AShore@xxxxxxxx
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>             Glenn Hopwood
>             <ghopwood.list@gm
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>             12/15/2009 07:55          Re: Date formats
>             AM
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>             Please respond to
>              RPG programming
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> If you use numeric fields for your dates I think mmddyy has a more
> 'natural' sort then ddmmyy. Of course, being from the US, I'm biased. :)
>
> Glenn
>
> Carel Teijgeler wrote:
> > I think the illogical *USA date format is more a statistical solution to
> > compare months' profits over the years.
> >
> > Or is there another reason for this format?
> >
> > With regards,
> > Carel Teijgeler
> >
> >
> > *********** REPLY SEPARATOR  ***********
> >
> > On 14-12-2009 at 12:47 Jon Paris wrote:
> >
> > > "some countries"?  How about "just about all".  MDY is such an unusual
> > format that in IBM date terms the four digit year version is
> > > designated as *USA!
> > >
> > > When I was working on IBM's Y2K offerings the contractor that produced
> the
> > tool did not originally include an MDY version as they had never
> > > heard of it.  As a result (and luckily for them) they had never
> > encountered the idiotic multiply by 10000.01 conversion method either.
>
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