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  1. Hive
  2. HIVE-2078

Row-level indexing in bitmap indexes

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Minor
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
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      Description

      Row-level indexing would greatly improve bitmap indexes. Without row-level indexing, bitmap indexes are useless without using multiple indexes and combining their bitmaps, since a block is likely to have all distinct values a column has, as there are millions of rows in one block.

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              • Assignee:
                Unassigned
                Reporter:
                mwang5 Marquis Wang
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                • Created:
                  Updated: