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https://issues.apache.org/jira/browse/HIVE-8272?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14162972#comment-14162972
]
Jason Dere commented on HIVE-8272:
----------------------------------
Committed to 0.14 branch
> Query with particular decimal expression causes NPE during execution
> initialization
> -----------------------------------------------------------------------------------
>
> Key: HIVE-8272
> URL: https://issues.apache.org/jira/browse/HIVE-8272
> Project: Hive
> Issue Type: Bug
> Components: Logical Optimizer
> Reporter: Matt McCline
> Assignee: Jason Dere
> Priority: Critical
> Fix For: 0.14.0
>
> Attachments: HIVE-8272.1.patch
>
>
> Query:
> {code}
> select
> cast(sum(dc)*100 as decimal(11,3)) as c1
> from somedecimaltable
> order by c1
> limit 100;
> {code}
> Fails during execution initialization due to *null* ExprNodeDesc.
> Noticed while trying to simplify a Vectorization issue and realized it was a
> more general issue.
> {code}
> Caused by: java.lang.RuntimeException: Map operator initialization failed
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:154)
> ... 22 more
> Caused by: java.lang.RuntimeException: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.initializeOp(ReduceSinkOperator.java:215)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:380)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:464)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:420)
> at
> org.apache.hadoop.hive.ql.exec.GroupByOperator.initializeOp(GroupByOperator.java:427)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:380)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:464)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:420)
> at
> org.apache.hadoop.hive.ql.exec.SelectOperator.initializeOp(SelectOperator.java:65)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:380)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:464)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:420)
> at
> org.apache.hadoop.hive.ql.exec.TableScanOperator.initializeOp(TableScanOperator.java:193)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:380)
> at
> org.apache.hadoop.hive.ql.exec.MapOperator.initializeOp(MapOperator.java:425)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:380)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:133)
> ... 22 more
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc.getExprString(ExprNodeGenericFuncDesc.java:154)
> at
> org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc.getExprString(ExprNodeGenericFuncDesc.java:154)
> at
> org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.initializeOp(ReduceSinkOperator.java:148)
> ... 38 more
> {code}
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