Re: Casting to varchar

On 04/05/2007 21:34, Scott Ribe wrote:

> Just discovered (the hard way) that casting a boolean column ::varchar
> doesn't work. I assume I can add a function somewhere that will define a
> default cast for this? Are there any other standard types that can't be cast

I just use something like this:

create or replace function bool2str(TheValue boolean)
returns varchar as
$$
begin
if TheValue then
return 'true';
else
return 'false';
end if;
end;
$$
language plpgsql stable;

Ray.

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Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
rod(at)iol(dot)ie
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