Andres Freund <andres(at)anarazel(dot)de> writes:
> I recently was forcfully reminded that sql functions don't use the
> plancache.c infrastructure. I was sort of aware of that, but I didn't
> think far enough ahead that that also implies we'll not use custom plans
> for statements with parameters when it'd be helpful.
There's a whole lot of ways in which the current implementation of
SQL-language functions leaves things to be desired. What did you
run into exactly?
regards, tom lane