Kazuaki Ishizaki created SPARK-18284:
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Summary: Scheme of DataFrame generated from RDD is diffrent
between master and 2.0
Key: SPARK-18284
URL: https://issues.apache.org/jira/browse/SPARK-18284
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.2.0
Reporter: Kazuaki Ishizaki
When the following program is executed, a schema of dataframe is different
between master and branch 2.0. The result should be false.
{code:java}
val df = sparkContext.parallelize(1 to 8, 1).toDF()
df.printSchema
df.filter("value > 4").count
=== master ===
root
|-- value: integer (nullable = true)
=== branch 2.0 ===
root
|-- value: integer (nullable = false)
{code}
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