Stefan Behnel <stefan...@behnel.de> writes: > While this is theoretically true, and it's good to be aware of this > possibility, common string hash functions make it so rare in practice > that a hash table will almost always outperform a trie for exact > lookups. If it happens, it will either show up clearly enough in > benchmarks or not be worth bothering.
It is unlikely to happen by accident. You might care that it can happen on purpose. See: http://www.cs.rice.edu/~scrosby/hash/ that I cited in another post. The article shows some sample attacks on Python cgi's. -- http://mail.python.org/mailman/listinfo/python-list
