[Year 12 SofDev] Data dictionary - data formats
Andrew Shortell
shortell at get2me.net
Wed Apr 6 14:14:17 EST 2011
Hi Gordon
Just by the way - northern territory postcodes start with a zero .. Thus
cannot store postcode as number
Andrew
Andrew Shortell
mailto:shortell at get2me.net
Heidelberg Teaching Unit
Ph 9470 3403
Fax 9470 3215
On 6/04/11 10:22 AM, "Poultney, Gordon A"
<Poultney.Gordon.A at edumail.vic.gov.au> wrote:
>
> hi Heath et al,
>
> How about a table something like this for a dd?
>
> name
>
> type
>
> purpose
>
> acceptable values
>
> default value
>
> other
>
> postcode
>
> integer
>
> Customer postcode for use in addressing
>
> 4 digit
>
> 1000-9999
>
> 3400
>
> can not be blank
>
>
> You may wish to store postcode as string instead. Under 'purpose' you may
> relate to (DFD) processes where it is used.
>
> cheers
> Gordon
>
> ----------------
> Gordon Poultney
> Horsham College
>
> ________________________________
>
> From: sofdev-bounces at edulists.com.au on behalf of Matheson, Heath A
> Sent: Tue 5/4/11 17:32
> To: Year 12 Software Development Teachers' Mailing List
> Subject: [Year 12 SofDev] Data dictionary - data formats
>
>
>
> Heya All,
>
>
>
> In the outcome 2 detailed example in the study design, "students will design a
> data dictionary that shows the required data items, a description of their
> purpose, their format, their size and their data type".
>
>
>
> What goes in the format field? Is it the data structure? Is it a range or
> acceptable values?
>
>
>
> I'm just not quite sure.
>
>
>
> Have a safe and happy holidays, hope you get lots of eggs and easter buns!
>
>
>
> Heath Matheson
>
> Mt Beauty
>
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