DUC LIEM NGUYEN created SPARK-21053:
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Summary: Number overflow on agg function of Dataframe
Key: SPARK-21053
URL: https://issues.apache.org/jira/browse/SPARK-21053
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.1.0
Environment: Databricks Community version
Reporter: DUC LIEM NGUYEN
The use of average on aggregation function on a large data set return a NaN
instead of the desired numerical value although it's range between 0 and 1.
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