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Posted to dev@calcite.apache.org by "Liya Fan (Jira)" <ji...@apache.org> on 2020/07/02 04:38:00 UTC

[jira] [Created] (CALCITE-4102) Some improvements to aggregate related operations

Liya Fan created CALCITE-4102:
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             Summary: Some improvements to aggregate related operations
                 Key: CALCITE-4102
                 URL: https://issues.apache.org/jira/browse/CALCITE-4102
             Project: Calcite
          Issue Type: Improvement
          Components: core
            Reporter: Liya Fan
            Assignee: Liya Fan


1. Improve the use of data structures
2. Extract common methods
3. Avoid expensive operations



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