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  1. IMPALA
  2. IMPALA-5483

Consider automatically disabling codegen for entire query based on planner estimates

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    • ghx-label-1

    Description

      We should consider automatically disabling codegen for the entire query if there are relatively few rows processed. This would improve response time of queries that are too big for the "single node optimisation" but don't benefit from codegen.

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          is related to

          Task - A task that needs to be done. IMPALA-5604 Document DISABLE_CODEGEN_ROWS_THRESHOLD

          • Major - Major loss of function.
          • Resolved
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. IMPALA-5443 Consider automatically disabling codegen per ExecNode based on planner estimates

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

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              tarmstrong Tim Armstrong
              tarmstrong Tim Armstrong
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