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Re: array_to_string
- From: Richard Huxton <dev(at)archonet(dot)com>
- To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
- Cc: Sabin Coanda <sabin(dot)coanda(at)deuromedia(dot)ro>, pgsql-sql(at)postgresql(dot)org
- Subject: Re: array_to_string
- Date: Tue, 27 Mar 2007 15:59:19 +0100
Tom Lane wrote:
"Sabin Coanda" <sabin(dot)coanda(at)deuromedia(dot)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?
If you're being strict it should presumably return NULL for the whole string. Or you'd need a "coalesce-to-this" parameter.
-- Richard Huxton Archonet Ltd
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