i want realize a priorityqueue not limited persistent (not all in memory)
I found on documemtation the class PriorityQueue.
So i ask you clarifications:
1) PriorityQueue work all in memory or not?
2) if i develop on my own a class making a lucine storage where i search by
priority and index has same performance?
3) other sugestion for the best solution based on your esperience about