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Primary Key - Mailing list pgsql-general

From João Paulo Zavanela
Subject Primary Key
Date
Msg-id 472A33B600022A55@mail06.sc2.he.tucows.com
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Responses Re: Primary Key  (Sam Mason <sam@samason.me.uk>)
Re: Primary Key  (Ron Johnson <ron.l.johnson@cox.net>)
List pgsql-general
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Hello,

How many fields is recomended to create a primary key?
I'm thinking to create one with 6 fields, is much?

Thanks!

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