How to determine the type of a column

From: "Ville Jungman" <ville_jungman(at)hotmail(dot)com>
To: pgsql-novice(at)postgresql(dot)org
Subject: How to determine the type of a column
Date: 2003-01-03 06:24:20
Message-ID: F102bSrkCaldMhxuwPQ0001c5a4@hotmail.com
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Hi!

1. create table t (i varchar(255))
2. select ______(i) from t; #(Should return "varchar(255)")

So what should I write to ______ to return "varchar(255)"

ville jungman, ulvilantie 3 b 11, 00350 helsinki, finland
tel. + 358 - 9 - 225 4482 , http://www.kolumbus.fi/vilmak
usko Herraan Jeesukseen, niin sin pelastut. (apt. 16:31)

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