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  1. IMPALA
  2. IMPALA-1874

Support direct hfile reads on hbase tables

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Trivial
    • Resolution: Won't Do
    • Affects Version/s: Impala 2.1.1, Impala 2.2
    • Fix Version/s: None
    • Component/s: Perf Investigation
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      Description

      Currently all hbase scans go via hbase's Scan api. However for static tables it might be much quicker to directly read the HFiles, something like HFileInputFormat in hive. This avoids entire RS stack and gives much better performance.

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            • Assignee:
              Unassigned
              Reporter:
              bharathv Bharath Vissapragada
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              • Created:
                Updated:
                Resolved: