Wenchen Fan created SPARK-14000:
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Summary: case class with a tuple field can't work in Dataset
Key: SPARK-14000
URL: https://issues.apache.org/jira/browse/SPARK-14000
Project: Spark
Issue Type: Bug
Reporter: Wenchen Fan
for example, `case class TupleClass(data: (Int, String))`, we can create
encoder for it, but when we create Dataset with it, we will fail while
validating the encoder.
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