On Wed, Nov 18, 2020 at 5:54 PM Chapman Flack <c...@anastigmatix.net> wrote:
> On 11/18/20 19:46, David G. Johnston wrote: > > > I doubt there is any substantial resistance to including such a function > > but it would have to be written in C. > > Would anything have to be written at all, save the CREATE AGGREGATE > suggested in the original message, using the existing array_cat as the > state transition function? > > I suppose one might add an optimization to the existing array_cat to > detect the aggregate case, and realize it could clobber its left argument. > (But I'm not sure how much that would save, with arrays.) > > Outside my particular area of involvement really; it may be sufficient. David J.
