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  1. IMPALA
  2. IMPALA-10776

Hold write lock for less time in ALTER TABLE RECOVER PARTITIONS

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Frontend
    • Labels:
      None
    • Epic Color:
      ghx-label-1

      Description

      ALTER TABLE RECOVER PARTITIONS holds a write lock on the table for the whole time while it lists the HDFS directories and creates the new partitions in HMS. This can potentially take a long time and block catalog updates.

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            • Assignee:
              vihangk1 Vihang Karajgaonkar
              Reporter:
              csringhofer Csaba Ringhofer
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              Dates

              • Created:
                Updated: