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Posted to issues@spark.apache.org by "Michael Armbrust (JIRA)" <ji...@apache.org> on 2014/10/23 23:58:34 UTC
[jira] [Created] (SPARK-4068) NPE in jsonRDD schema inference
Michael Armbrust created SPARK-4068:
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Summary: NPE in jsonRDD schema inference
Key: SPARK-4068
URL: https://issues.apache.org/jira/browse/SPARK-4068
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 1.1.0
Reporter: Michael Armbrust
Assignee: Yin Huai
{code}
val jsonData = """{"data":[[null], [[["Test"]]]]}""" :: """{"other": ""}""" :: Nil
sqlContext.jsonRDD(sc.parallelize(jsonData))
{code}
{code}
org.apache.spark.SparkException: Job aborted due to stage failure: Task 13 in stage 5.0 failed 4 times, most recent failure: Lost task 13.3 in stage 5.0 (TID 347, ip-10-0-234-152.us-west-2.compute.internal): java.lang.NullPointerException:
org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1.org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1(JsonRDD.scala:252)
org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1$$anonfun$org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1$3.apply(JsonRDD.scala:253)
org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1$$anonfun$org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1$3.apply(JsonRDD.scala:253)
scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:251)
scala.collection.AbstractTraversable.flatMap(Traversable.scala:105)
...
{code}
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