last tuple affected

From: Miguel Angel Tribaldos Hervas <mitriher(at)teleco(dot)upv(dot)es>
To: pgsql-general(at)postgresql(dot)org
Subject: last tuple affected
Date: 2005-01-27 11:18:16
Message-ID: 1106824696.41f8cdf89e0d5@webmail.upv.es
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Hi all!

Two related questions about a problem i'm trying to solve:
How can I know the last tuple affected by an insert/update operation per
table??
Is there exists any function in Postgres for retrieving some hash
value from a table??

Thanks in advance.

--
Miguel Ángel Tribaldos

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