[ZODB-Dev] PersistentMapping good for large numbers of objects?

[Dieter Maurer]

Tim Peters wrote at 2003-7-17 14:45 -0400:
 > ...
 > keys() has to find both (but only) the first and
 > last ("leftmost" and "rightmost") buckets to get the lazy iterator started.

Just out of curiosity:

  Why does the lazy iterator need the rightmost bucket?

  It could start with the leftmost one and iterate from there
  over the leaves until it reaches the last one...


Dieter