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To: "Sabin Coanda" <sabin.coanda@deuromedia.ro>
cc: pgsql-sql@postgresql.org
Subject: Re: array_to_string 
In-reply-to: <euaelf$28f8$1@news.hub.org> 
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Comments: In-reply-to "Sabin Coanda" <sabin.coanda@deuromedia.ro>
	message dated "Tue, 27 Mar 2007 09:47:22 +0300"
Date: Tue, 27 Mar 2007 10:49:50 -0400
Message-ID: <20090.1175006990@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
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"Sabin Coanda" <sabin.coanda@deuromedia.ro> writes:
> I used the function array_to_string, and I found it ignores NULL values, 
> e.g. array_to_string( 'ARRAY[1,NULL,3]', ',' ) returns '1,3'.

Do you have a better idea?

			regards, tom lane