What is the difference between Logical link and Foreign Key link in Postgresql

Поиск
Список
Период
Сортировка
От Suresh Gupta VG
Тема What is the difference between Logical link and Foreign Key link in Postgresql
Дата
Msg-id 3D5445983859B84B92669C0D883EA6FB0E0F0B92@ZENMAILHQ1.ind.zensar.com
обсуждение исходный текст
Ответы Re: What is the difference between Logical link and Foreign Key link in Postgresql  (Peter Eisentraut <peter_e@gmx.net>)
Список 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
------------------------------------------------------------------------
---------------------------------------------------------
Innovative Technology Solutions(ITS), Zensar Technologies
Zensar Knowledge Park, Plot#5, MIDC IT Tower,
Kharadi, Off Nagar Road, Pune - 411014
Landline :  +91-20-66453471           | +91-9890898688
Email     :   suresh.g@zensar.com    | website:  www.zensar.com



DISCLAIMER:
This email may contain confidential or privileged information for the intended recipient(s) and the views expressed in
thesame are not necessarily the views of Zensar Technologies Ltd. If you are not the intended recipient or have
receivedthis e-mail by error, its use is strictly prohibited, please delete the e-mail and notify the sender. Zensar
TechnologiesLtd. does not accept any liability for virus infected mails.  

В списке pgsql-admin по дате отправления:

Предыдущее
От: Vishal Arora
Дата:
Сообщение: Re: Replication, HA ...?
Следующее
От: Peter Eisentraut
Дата:
Сообщение: Re: What is the difference between Logical link and Foreign Key link in Postgresql