Jason Dere created HIVE-17918:
---------------------------------

             Summary: NPE during semijoin reduction optimization when LLAP 
caching disabled
                 Key: HIVE-17918
                 URL: https://issues.apache.org/jira/browse/HIVE-17918
             Project: Hive
          Issue Type: Bug
            Reporter: Jason Dere
            Assignee: Jason Dere


DynamicValue (used by semijoin reduction optimization) relies on the 
ObjectCache. If LLAP cache is disabled then the DynamicValue is broken in LLAP:

{noformat}
org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while 
processing row
        at 
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:283)
        at 
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:237)
        at 
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:374)
        at 
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:73)
        at 
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:61)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1866)
        at 
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:61)
        at 
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:37)
        at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
        at 
org.apache.hadoop.hive.llap.daemon.impl.StatsRecordingThreadPool$WrappedCallable.call(StatsRecordingThreadPool.java:110)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: 
org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while 
processing row
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.processRow(MapRecordSource.java:101)
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.pushRecord(MapRecordSource.java:76)
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.run(MapRecordProcessor.java:419)
        at 
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:254)
        ... 15 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error 
while processing row
        at 
org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.process(VectorMapOperator.java:928)
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.processRow(MapRecordSource.java:92)
        ... 18 more
Caused by: java.lang.IllegalStateException: Failed to retrieve dynamic value 
for RS_25_household_demographics_hd_demo_sk_min
        at 
org.apache.hadoop.hive.ql.plan.DynamicValue.getValue(DynamicValue.java:130)
        at 
org.apache.hadoop.hive.ql.exec.vector.expressions.gen.FilterLongColumnBetweenDynamicValue.evaluate(FilterLongColumnBetweenDynamicValue.java:80)
        at 
org.apache.hadoop.hive.ql.exec.vector.expressions.FilterExprAndExpr.evaluate(FilterExprAndExpr.java:39)
        at 
org.apache.hadoop.hive.ql.exec.vector.expressions.FilterExprAndExpr.evaluate(FilterExprAndExpr.java:41)
        at 
org.apache.hadoop.hive.ql.exec.vector.VectorFilterOperator.process(VectorFilterOperator.java:112)
        at 
org.apache.hadoop.hive.ql.exec.Operator.baseForward(Operator.java:959)
        at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:907)
        at 
org.apache.hadoop.hive.ql.exec.TableScanOperator.process(TableScanOperator.java:137)
        at 
org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.process(VectorMapOperator.java:828)
        ... 19 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: 
java.lang.NullPointerException
        at 
org.apache.hadoop.hive.ql.exec.mr.ObjectCache.retrieve(ObjectCache.java:61)
        at 
org.apache.hadoop.hive.ql.exec.mr.ObjectCache.retrieve(ObjectCache.java:50)
        at 
org.apache.hadoop.hive.ql.exec.ObjectCacheWrapper.retrieve(ObjectCacheWrapper.java:40)
        at 
org.apache.hadoop.hive.ql.plan.DynamicValue.getValue(DynamicValue.java:123)
        ... 27 more
Caused by: java.lang.NullPointerException
        at 
org.apache.hadoop.hive.ql.exec.mr.ObjectCache.retrieve(ObjectCache.java:59)
        ... 30 more
{noformat}



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