Andy Fan <zhihui.fan1...@gmail.com> writes: > When I am understanding the relationship between Query->rtable and > root->simple_rte_array, I'd like to assume that Query->rtable should be > never used > when root->simple_rte_array is ready.
TBH, now that Lists are really arrays, there's basically no performance
advantage to be gained by fooling with this. I've considered ripping
out simple_rte_array, but haven't felt that the code churn would be
worth it.
regards, tom lane
