update problem

From: Paul Alarcon <paul_pag00(at)hotmail(dot)com>
To: <pgsql-novice(at)postgresql(dot)org>
Subject: update problem
Date: 2009-05-13 19:53:54
Message-ID: BAY141-W1860879D622B0CB34F87B7EE610@phx.gbl
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hello in using postgres 8.3 on windows and i have aproblem to update a table, this is the facts, I have a tables where i want to update the name based on a lenght of a field for instance i want to update all the rows where the the substring(cuenta from 17 for 40) is equal around all the table may you have an idea how i could made it
thanks a lot

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