[jira] [Created] (HIVE-14617) NPE in UDF MapValues() if input is null

["Xuefu Zhang (JIRA)" <ji...@apache.org>]

Xuefu Zhang created HIVE-14617:
----------------------------------

             Summary: NPE in UDF MapValues() if input is null
                 Key: HIVE-14617
                 URL: https://issues.apache.org/jira/browse/HIVE-14617
             Project: Hive
          Issue Type: Bug
          Components: HiveServer2
    Affects Versions: 2.1.0
            Reporter: Xuefu Zhang
            Assignee: Xuefu Zhang


Job fails with error msg as follows:
{code}
Error: java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while processing row {"ts":null,"_max_added_id":null,"identity_info":null,"vehicle_specs":null,"tracking_info":null,"color_info":null,"vehicle_traits":null,"detail_info":null,"_row_key":null,"_shard":null,"image_info":null,"vehicle_tags":null,"activation_info":null,"flavor_info":null,"sounds":null,"legacy_info":null,"images":null,"datestr":"2016-08-24"} at org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:179) at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54) at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:453) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:343) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1671) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158) Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while processing row {"ts":null,"_max_added_id":null,"identity_info":null,"vehicle_specs":null,"tracking_info":null,"color_info":null,"vehicle_traits":null,"detail_info":null,"_row_key":null,"_shard":null,"image_info":null,"vehicle_tags":null,"activation_info":null,"flavor_info":null,"sounds":null,"legacy_info":null,"images":null,"datestr":"2016-08-24"} at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:507) at org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:170) ... 8 more Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Error evaluating map_values(vehicle_traits.vehicle_traits) at org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:82) at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:815) at org.apache.hadoop.hive.ql.exec.LateralViewForwardOperator.processOp(LateralViewForwardOperator.java:37) at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:815) at org.apache.hadoop.hive.ql.exec.TableScanOperator.processOp(TableScanOperator.java:95) at org.apache.hadoop.hive.ql.exec.MapOperator$MapOpCtx.forward(MapOperator.java:157) at org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:497) ... 9 more Caused by: java.lang.NullPointerException at org.apache.hadoop.hive.ql.udf.generic.GenericUDFMapValues.evaluate(GenericUDFMapValues.java:64) at org.apache.hadoop.hive.ql.exec.ExprNodeGenericFuncEvaluator._evaluate(ExprNodeGenericFuncEvaluator.java:185) at org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator.evaluate(ExprNodeEvaluator.java:77) at org.apache.hadoop.hive.ql.exec.ExprNodeEvaluator.evaluate(ExprNodeEvaluator.java:65) at org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:77) ... 15 more 
{code}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)