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Posted to dev@hive.apache.org by "Ganesha Shreedhara (Jira)" <ji...@apache.org> on 2020/05/15 10:38:00 UTC

[jira] [Created] (HIVE-23473) Handle NPE when ObjectCache is null while getting DynamicValue during ORC split generation

Ganesha Shreedhara created HIVE-23473:
-----------------------------------------

             Summary: Handle NPE when ObjectCache is null while getting DynamicValue during ORC split generation
                 Key: HIVE-23473
                 URL: https://issues.apache.org/jira/browse/HIVE-23473
             Project: Hive
          Issue Type: Bug
            Reporter: Ganesha Shreedhara
            Assignee: Ganesha Shreedhara


NullPointerException is thrown in the following flow.

 

 
{code:java}
java.lang.RuntimeException: ORC split generation failed with exception: java.lang.NullPointerException
Caused by: java.lang.NullPointerException
at org.apache.orc.impl.RecordReaderImpl.compareToRange(RecordReaderImpl.java:312)
at org.apache.orc.impl.RecordReaderImpl.evaluatePredicateMinMax(RecordReaderImpl.java:559)
at org.apache.orc.impl.RecordReaderImpl.evaluatePredicateRange(RecordReaderImpl.java:463)
at org.apache.orc.impl.RecordReaderImpl.evaluatePredicate(RecordReaderImpl.java:440)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.isStripeSatisfyPredicate(OrcInputFormat.java:2214)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.pickStripesInternal(OrcInputFormat.java:2190)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.pickStripes(OrcInputFormat.java:2182)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.access$3000(OrcInputFormat.java:186)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat$SplitGenerator.callInternal(OrcInputFormat.java:1477)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat$SplitGenerator.access$2700(OrcInputFormat.java:1265)
at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat$SplitGenerator$1.run(OrcInputFormat.java:1446)
.
.
org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.generateSplitsInfo(OrcInputFormat.java:1809) at org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.getSplits(OrcInputFormat.java:1895) at org.apache.hadoop.hive.ql.io.HiveInputFormat.addSplitsForGroup(HiveInputFormat.java:526) at org.apache.hadoop.hive.ql.io.HiveInputFormat.getSplits(HiveInputFormat.java:649) at org.apache.hadoop.hive.ql.exec.tez.HiveSplitGenerator.initialize(HiveSplitGenerator.java:206)
{code}
 

Shouldn't we just throw NoDynamicValuesException when [ObjectCache|[https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/plan/DynamicValue.java#L119]] is null instead of returning it similar to how we handled when [conf |[https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/plan/DynamicValue.java#L110]]or [DynamicValueRegistry|[https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/plan/DynamicValue.java#L125]] is null while getting dynamic value?

 



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