Nikhil Benesch <nikhil.benesch@gmail.com> writes:
> I posted the idea of allowing negative indexes in split_part to pgsql-general
> last week, and it seemed there was some interest:
> http://postgr.es/m/CAPWqQZR%2B-5pAZNSSrnmYczRaX-huemc%3DoO8URvDZvUA-M%3DMOBA%40mail.gmail.com
> Attached is a patch, based on master, that implements the approach as described
> in that discussion.
Please add an entry to the upcoming commitfest, to make sure we don't
lose track of this:
https://commitfest.postgresql.org/30/
regards, tom lane