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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HIVE-23688) Vectorization: IndexArrayOutOfBoundsException For map type column which includes null value
Date Fri, 02 Jul 2021 20:37:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-23688?focusedWorklogId=618256&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-618256
]

ASF GitHub Bot logged work on HIVE-23688:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 02/Jul/21 20:36
            Start Date: 02/Jul/21 20:36
    Worklog Time Spent: 10m 
      Work Description: abstractdog commented on pull request #1122:
URL: https://github.com/apache/hive/pull/1122#issuecomment-873244798


   this change solved an issue that we found on customer side, reopened this PR and I'll review
later


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 618256)
    Time Spent: 50m  (was: 40m)

> Vectorization: IndexArrayOutOfBoundsException For map type column which includes null
value
> -------------------------------------------------------------------------------------------
>
>                 Key: HIVE-23688
>                 URL: https://issues.apache.org/jira/browse/HIVE-23688
>             Project: Hive
>          Issue Type: Bug
>          Components: Parquet, storage-api, Vectorization
>    Affects Versions: All Versions
>            Reporter: 范宜臻
>            Assignee: 范宜臻
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: 3.0.0, 4.0.0
>
>         Attachments: HIVE-23688.patch
>
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> {color:#de350b}start{color} and {color:#de350b}length{color} are empty arrays in MapColumnVector.values(BytesColumnVector)
when values in map contain {color:#de350b}null{color}
> reproduce in master branch:
> {code:java}
> set hive.vectorized.execution.enabled=true; 
> CREATE TABLE parquet_map_type (id int,stringMap map<string, string>) 
> stored as parquet; 
> insert overwrite table parquet_map_typeSELECT 1, MAP('k1', null, 'k2', 'bar'); 
> select id, stringMap['k1'] from parquet_map_type group by 1,2;
> {code}
> query explain:
> {code:java}
> Stage-0
>   Fetch Operator
>     limit:-1
>     Stage-1
>       Reducer 2 vectorized
>       File Output Operator [FS_12]
>         Group By Operator [GBY_11] (rows=5 width=2)
>           Output:["_col0","_col1"],keys:KEY._col0, KEY._col1
>         <-Map 1 [SIMPLE_EDGE] vectorized
>           SHUFFLE [RS_10]
>             PartitionCols:_col0, _col1
>             Group By Operator [GBY_9] (rows=10 width=2)
>               Output:["_col0","_col1"],keys:_col0, _col1
>               Select Operator [SEL_8] (rows=10 width=2)
>                 Output:["_col0","_col1"]
>                 TableScan [TS_0] (rows=10 width=2)
>                   temp@parquet_map_type_fyz,parquet_map_type_fyz,Tbl:COMPLETE,Col:NONE,Output:["id","stringmap"]
> {code}
> runtime error:
> {code:java}
> Vertex failed, vertexName=Map 1, vertexId=vertex_1592040015150_0001_3_00, diagnostics=[Task
failed, taskId=task_1592040015150_0001_3_00_000000, diagnostics=[TaskAttempt 0 failed, info=[Error:
Error while running task ( failure ) : attempt_1592040015150_0001_3_00_000000_0:java.lang.RuntimeException:
java.lang.RuntimeException: 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:296)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:250)
> 	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$1.run(TaskRunner2Callable.java:61)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:422)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1682)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:61)
> 	at org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:37)
> 	at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
> 	at com.google.common.util.concurrent.TrustedListenableFutureTask$TrustedFutureInterruptibleTask.runInterruptibly(TrustedListenableFutureTask.java:108)
> 	at com.google.common.util.concurrent.InterruptibleTask.run(InterruptibleTask.java:41)
> 	at com.google.common.util.concurrent.TrustedListenableFutureTask.run(TrustedListenableFutureTask.java:77)
> 	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:748)
> 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:403)
> 	at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:267)
> 	... 16 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:970)
> 	at org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.processRow(MapRecordSource.java:92)
> 	... 19 more
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Error evaluating id
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorSelectOperator.process(VectorSelectOperator.java:149)
> 	at org.apache.hadoop.hive.ql.exec.Operator.vectorForward(Operator.java:918)
> 	at org.apache.hadoop.hive.ql.exec.TableScanOperator.process(TableScanOperator.java:172)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.deliverVectorizedRowBatch(VectorMapOperator.java:809)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.process(VectorMapOperator.java:842)
> 	... 20 more
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
> 	at org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector.setElement(BytesColumnVector.java:506)
> 	at org.apache.hadoop.hive.ql.exec.vector.expressions.VectorUDFMapIndexBaseScalar.evaluate(VectorUDFMapIndexBaseScalar.java:83)
> 	at org.apache.hadoop.hive.ql.exec.vector.VectorSelectOperator.process(VectorSelectOperator.java:146)
> 	... 24 more
> {code}



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