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Ashutosh Chauhan commented on HIVE-6924: ---------------------------------------- Not sure, but I hear Cuckoo hashing is even better. We have internal implementation of it in ql/exec/vector/expressions/CuckooSetBytes.java Shall we use that? > MapJoinKeyBytes::hashCode() should use Murmur hash > -------------------------------------------------- > > Key: HIVE-6924 > URL: https://issues.apache.org/jira/browse/HIVE-6924 > Project: Hive > Issue Type: Improvement > Reporter: Sergey Shelukhin > Assignee: Sergey Shelukhin > Attachments: HIVE-6924.patch > > > Existing hashCode is bad, causes HashMap to cluster -- This message was sent by Atlassian JIRA (v6.2#6252)