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https://issues.apache.org/jira/browse/IMPALA-8730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16875293#comment-16875293
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Anurag Mantripragada commented on IMPALA-8730:
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Thank you for testing it locally [~fangyurao]. My guess is this could be a
dataloading issue. Let's wait for next run. Could be a one-off thing.
> TestExplain.test_explain_validate_cardinality_estimates flakiness
> ------------------------------------------------------------------
>
> Key: IMPALA-8730
> URL: https://issues.apache.org/jira/browse/IMPALA-8730
> Project: IMPALA
> Issue Type: Bug
> Affects Versions: Impala 3.3.0
> Reporter: Anurag Mantripragada
> Assignee: Fang-Yu Rao
> Priority: Critical
> Labels: broken-build
>
> Could be a data loading issue, cardinality estimates are off.
> Below is the error message:
> {code:java}
> metadata/test_explain.py:113: in test_explain_validate_cardinality_estimates
> check_cardinality(result.data, '7.30K') metadata/test_explain.py:98: in
> check_cardinality query_result,
> expected_cardinality=expected_cardinality) metadata/test_explain.py:86: in
> check_row_size_and_cardinality assert m.groups()[1] ==
> expected_cardinality E assert '7.00K' == '7.30K' E - 7.00K E ? ^
> E + 7.30K E ? ^{code}
>
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