Re: Is there a better way to do this?

Michael Glaesemann wrote:
>
> On Aug 28, 2007, at 16:55 , D. Dante Lorenso wrote:
>>     RETURN time + (days || ' days')::INTERVAL;
> It's bad practice to concatenate like this. Use time + days * interval
> '1 day' and be done with it.

Why?  Is this functionality expected to break in the future or has
unexpected side effects?  Is it less clear or less efficient?  Who
declared it bad practice and where can I read that documentation?

-- Dante