Anish Kejariwal <anishkej(at)gmail(dot)com> writes:
> (select store_id, avg(sales) sales
> from store
> where group_id in(select $1[i] from generate_subscripts($1, 1) g(i))
Seems like a pretty brute-force way to deal with the array. Try
where group_id = any($1)
Not sure if it'll be a great deal faster, but it's at least easier to
write.
regards, tom lane