Tomas Vondra <tomas(dot)vondra(at)postgresql(dot)org> writes:
> Catversion bump, due to adding a flag to copy/equal/out functions.
FWIW, it's not necessary to do a catversion bump unless you had
occasion to touch readfuncs.c. A node type with only outfuncs.c
support cannot appear in stored rules, hence no need for catversion
change. It's not terribly important in this context, of course.
regards, tom lane