More Database Design Stuff

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От Jimmie Fulton
Тема More Database Design Stuff
Дата
Msg-id FB93404FB67ED311ABF9009027991188417F0B@www.ehso.emory.edu
обсуждение исходный текст
Список pgsql-sql
This may seem like a newbie type of question:  for what reason would you
need a multi-column primary key.  None of the books that I have read explain
why or why not.  It seems that the more normalized your database is, the
less need for multi-column primary keys.  Are multi-column primary keys
considered bad form?  I have never needed to use them, but I happen to use
auto-incrementing integer primary keys on all tables, as discussed earlier
this week.  Any thoughts on this subject is appreciated.


Jimmie Fulton
Systems Administrator
Environmental Health & Safety Office
Emory University School Of Medicine



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