What is the difference between Logical link and Foreign Key link in Postgresql - Mailing list pgsql-admin

From Suresh Gupta VG
Subject What is the difference between Logical link and Foreign Key link in Postgresql
Date
Msg-id 3D5445983859B84B92669C0D883EA6FB0E0F0B92@ZENMAILHQ1.ind.zensar.com
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Responses Re: What is the difference between Logical link and Foreign Key link in Postgresql  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-admin
Hi List,

Can any one explain me what is the difference between logical link and
foreign key link between the tables in postgresql. Does the tables are
linked like parent-child relationship?
Pls give me an idea about the logical links in the database.

Regards,
G. V. Suresh Gupta
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