Tim Armstrong created IMPALA-9591:
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Summary: Automatically cap pre-aggregation memory consumption to
match
Key: IMPALA-9591
URL: https://issues.apache.org/jira/browse/IMPALA-9591
Project: IMPALA
Issue Type: Improvement
Components: Frontend
Reporter: Tim Armstrong
IMPALA-2945 tracks some issues with preagg estimates. One option to get
estimates to match actual memory consumption is to cap actual memory
consumption. IMPALA-9530 adds this mechanism controlled by a flag.
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