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Takeshi Yamamuro updated SPARK-20312:
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Fix Version/s: 2.3.0
2.2.0
2.1.1
> query optimizer
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Shixiong Zhu updated SPARK-20312:
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Component/s: (was: Spark Core)
SQL
> query optimizer calls udf with null val
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Albert Meltzer updated SPARK-20312:
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Description:
When optimizing an outer join, spark passes an empty row to both sides to see
i