[jira] [Created] (CARBONDATA-453) Implement DAT(Double Array Trie) for Dictionary

[He Xiaoqiao (JIRA)]

He Xiaoqiao created CARBONDATA-453:
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             Summary: Implement DAT(Double Array Trie) for Dictionary 
                 Key: CARBONDATA-453
                 URL: https://issues.apache.org/jira/browse/CARBONDATA-453
             Project: CarbonData
          Issue Type: Sub-task
          Components: core
            Reporter: He Xiaoqiao
            Assignee: He Xiaoqiao
            Priority: Blocker


Implement DAT structure for Dictionary in order to reduce memory footprint and 
improve performance.



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