Re: compare 2 tables in sql
От | Tena Sakai |
---|---|
Тема | Re: compare 2 tables in sql |
Дата | |
Msg-id | FE44E0D7EAD2ED4BB2165071DB8E328C0378F13B@egcrc-ex01.egcrc.org обсуждение исходный текст |
Ответ на | compare 2 tables in sql ("Tena Sakai" <tsakai@gallo.ucsf.edu>) |
Список | pgsql-sql |
<p><font size="2">Fantastic! Many thanks.<br /><br /> Regards,<br /><br /> Tena Sakai<br /><br /><br /> -----Original Message-----<br/> From: pgsql-sql-owner@postgresql.org on behalf of Jonah H. Harris<br /> Sent: Wed 3/19/2008 3:39 PM<br/> To: Tena Sakai<br /> Cc: pgsql-sql@postgresql.org<br /> Subject: Re: [SQL] compare 2 tables in sql<br /><br /> OnWed, Mar 19, 2008 at 1:56 PM, Tena Sakai <tsakai@gallo.ucsf.edu> wrote:<br /> > Is there a sql way to compare(in a diff/cmp sense)<br /> > 2 tables? For example,<br /><br /> SELECT * FROM foo<br /> EXCEPT<br /> SELECT* FROM moo;<br /><br /> --<br /> Jonah H. Harris, Sr. Software Architect | phone: 732.331.1324<br /> EnterpriseDB Corporation| fax: 732.331.1301<br /> 499 Thornall Street, 2nd Floor | jonah.harris@enterprisedb.com<br /> Edison, NJ 08837| <a href="http://www.enterprisedb.com/">http://www.enterprisedb.com/</a><br /><br /> --<br /> Sent via pgsql-sql mailinglist (pgsql-sql@postgresql.org)<br /> To make changes to your subscription:<br /><a href="http://www.postgresql.org/mailpref/pgsql-sql">http://www.postgresql.org/mailpref/pgsql-sql</a><br/><br /></font>
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