Wenchen Fan created SPARK-26575:
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Summary: revisit the equality of NaN
Key: SPARK-26575
URL: https://issues.apache.org/jira/browse/SPARK-26575
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 3.0.0
Reporter: Wenchen Fan
In Spark SQL, we treat all the NaN values as same. This is against IEEE
floating point
standard. We should revisit it.
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