Re: SQL for Modeling Generalization Hierarchies

In the last exciting episode, "Laconic2" <laconic2_at_comcast.net> wrote:
> "Robert Brown" <robertbrown1971_at_yahoo.com> wrote in message
> news:240a4d09.0405270856.4ce55c7d_at_posting.google.com...
>
>> adding attributes to the employees table because most attributes will
>> be NULL (since janitors are never doctors at the same time).
>
> By the way, after I wrote "a DBA is never a janitor or a doctor" it
> occurred to me that when I was a DBA there were days when I felt
> like I was both at the same time! ;)

Some days it also combines coroner and roto-rooter operator...

A couple coworkers were in that state today :-(.

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