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Date: Thu, 8 Dec 2005 00:21:45 -0700
From: Michael Fuhr <mike@fuhr.org>
To: Noel Doydora <uwq291@lycos.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: cannot alter column data type to "date"
Message-ID: <20051208072145.GA6671@winnie.fuhr.org>
References: <20051208071207.43903CA07E@ws7-4.us4.outblaze.com>
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On Thu, Dec 08, 2005 at 03:12:07PM +0800, Noel Doydora wrote:
> Below is the message I receive when I try to alter the data type of 
> a column to "date". I had to drop the column and add it again just 
> so I can set its data type to "date". How do I change a column's 
> data type to "date" without dropping and then creating it again?

See the USING clause in the ALTER TABLE documentation:

http://www.postgresql.org/docs/8.0/interactive/sql-altertable.html

-- 
Michael Fuhr