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Posted to dev@flink.apache.org by "Yunhong Zheng (Jira)" <ji...@apache.org> on 2022/12/21 01:26:00 UTC
[jira] [Created] (FLINK-30467) Improve the accuracy of estimating the row count of LocalHashAgg to make more two-phase HashAgg operators effective
Yunhong Zheng created FLINK-30467:
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Summary: Improve the accuracy of estimating the row count of LocalHashAgg to make more two-phase HashAgg operators effective
Key: FLINK-30467
URL: https://issues.apache.org/jira/browse/FLINK-30467
Project: Flink
Issue Type: Sub-task
Components: Table SQL / Planner
Affects Versions: 1.17.0
Reporter: Yunhong Zheng
Fix For: 1.17.0
Improve the accuracy of estimating the row count of LocalHashAgg to make more two-phase HashAgg operators effective.
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