On tis, 2010-01-26 at 03:08 -0800, David E. Wheeler wrote:
> On Jan 25, 2010, at 23:14, Pavel Stehule <pavel.stehule@gmail.com>
> wrote:
>
> > why is concat_agg better than listagg ?
>
> Because it's an aggregate that cocatenates values. It's not an
> aggregate that lists things. I also like concat_agg better than
> string_agg because it's not limited to acting on strings.
What else can it act on?