Haisheng Yuan created CALCITE-4105: -------------------------------------- Summary: Replace Pair with Flat2List in RelDigestWriter to improve hash code distribution Key: CALCITE-4105 URL: https://issues.apache.org/jira/browse/CALCITE-4105 Project: Calcite Issue Type: Improvement Components: core Reporter: Haisheng Yuan Assignee: Haisheng Yuan
Pair hashCode uses XOR, Flat2List uses 31 prime multiplication. -- This message was sent by Atlassian Jira (v8.3.4#803005)