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  1. IMPALA
  2. IMPALA-4485

Shift metadata locking level from Table to Partition wide

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Details

    • New Feature
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • Impala 2.6.0
    • None
    • Catalog
    • None

    Description

      Currently table metadata changes are locked at the table level for DML. For tables with partitions, it would help performance if concurrent inserts if locking was based at the partition level based on changes to the partition(s) affected, instead of locking the entire table.

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          is blocked by

          Improvement - An improvement or enhancement to an existing feature or task. IMPALA-3127 Decouple partitions from tables

          • Major - Major loss of function.
          • Resolved

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              Unassigned Unassigned
              PeterEbert Peter Ebert
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              Dates

                Created:
                Updated:
                Resolved: