RE: DDL Files - Tables and keys

["Wilt, Charles" <WiltC@xxxxxxxxxx>]

Always use a primary key...

SQL standards recommend it.

You can't use FK constraints without it...

You can't even use CPYF  MBROPT(*UPDADD)....

<others???>


Charles Wilt 
--
Software Engineer
CINTAS Corporation - IT 92B
513.701.1307

wiltc@xxxxxxxxxx


> -----Original Message-----
> From: midrange-l-bounces@xxxxxxxxxxxx [mailto:midrange-l-
> bounces@xxxxxxxxxxxx] On Behalf Of Doug Palme
> Sent: Thursday, August 14, 2008 1:47 PM
> To: Midrange Systems Technical Discussion
> Subject: DDL Files - Tables and keys
>
>    There is going to be a standards meeting tomorrow and I have been
> writing
>    up some notes and suggestions for DDL files.  Any additional Input from
>    the group would be appreciated.
>
>    One thing I was going to suggest was that tables should be created
> without
>    any keys, unless there is a specific reason to use a PRIMARY key, which
> I
>    believe is the only key you can add to a table....correct?  We should
> use
>    Indexes for keyed data and views for those files that we need specific
>    fields displayed or criteria applied.
>
>    Any other suggestions as it relates specific to Tables and keys?
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