Oliver Fromme wrote:
>
> Create two tables, one for the real names, and one for the
> alias names. The real_persons table would look like this:
>
> real_id | last_name | first_name
> ---------+------------+------------
> 4 | Jones | David
>
> And the aliases table would look like this:
>
> alias_id | real_id | last_name | first_name
> ----------+---------+------------+------------
> 5 | 4 | Bowie | David
>
> Of course, aliases.real_id should be made a foreign key to
> real_persons.real_id, so you cannot enter an alias for a
> real person which doesn't exist. Note that alias_id and
> real_id are completely separate -- if you want to make them
> disjunct (for safety, so you can't mix them up), modify the
> sequences so that one produces only odd numbers and the
> other one only even numbers. Or make one start at 10000000
> or whatever.
>
> You can conveniently create a view in order to merge real
> persons and aliases together.
>
Thank you! I hadn't thought of using a view, but it does seem like the
right solution here.
--
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Ian Pilcher i.pilcher@comcast.net
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