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https://issues.apache.org/jira/browse/HIVE-19383?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16460538#comment-16460538
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Ashutosh Chauhan commented on HIVE-19383:
-----------------------------------------
Stack trace:
Caused by: org.apache.hive.com.esotericsoftware.kryo.KryoException:
java.lang.NullPointerException
Serialization trace:
chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc)
expr (org.apache.hadoop.hive.ql.exec.vector.udf.VectorUDFAdaptor)
childExpressions
(org.apache.hadoop.hive.ql.exec.vector.expressions.IfExprNullCondExpr)
childExpressions
(org.apache.hadoop.hive.ql.exec.vector.expressions.IfExprCondExprNull)
childExpressions
(org.apache.hadoop.hive.ql.exec.vector.expressions.IfExprCondExprCondExpr)
selectExpressions (org.apache.hadoop.hive.ql.plan.VectorSelectDesc)
vectorDesc (org.apache.hadoop.hive.ql.plan.SelectDesc)
conf (org.apache.hadoop.hive.ql.exec.vector.VectorSelectOperator)
childOperators (org.apache.hadoop.hive.ql.exec.vector.VectorFilterOperator)
childOperators (org.apache.hadoop.hive.ql.exec.TableScanOperator)
aliasToWork (org.apache.hadoop.hive.ql.plan.MapWork)
at
org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:144)
Caused by: java.lang.NullPointerException
at
java.util.ArrayList$SubList.checkForComodification(ArrayList.java:1238)
at java.util.ArrayList$SubList.size(ArrayList.java:1048)
at java.util.AbstractList.add(AbstractList.java:108)
at
org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:134)
at
org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:40)
at
org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:708)
at
org.apache.hadoop.hive.ql.exec.SerializationUtilities$KryoWithHooks.readObject(SerializationUtilities.java:220)
at
org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:125)
... 106 more
> Add ArrayList$SubList kryo serializer
> -------------------------------------
>
> Key: HIVE-19383
> URL: https://issues.apache.org/jira/browse/HIVE-19383
> Project: Hive
> Issue Type: Bug
> Components: Query Planning
> Reporter: Deepesh Khandelwal
> Assignee: Ashutosh Chauhan
> Priority: Major
>
> Otherwise failure is encountered while trying to deserialize such a plan.
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