Ke Jia created SPARK-29544:
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Summary: Optimize skewed join at runtime with new Adaptive
Execution
Key: SPARK-29544
URL: https://issues.apache.org/jira/browse/SPARK-29544
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.0.0
Reporter: Ke Jia
Implement a rule in the new adaptive execution framework introduced in
[SPARK-23128|https://issues.apache.org/jira/browse/SPARK-23128]. This rule is
used to handle the skew join optimization based on the runtime statistics (data
size and row count).
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