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https://issues.apache.org/jira/browse/HIVE-6645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jason Dere updated HIVE-6645:
-----------------------------
Attachment: HIVE-6645.2.patch
re-uploading patch for precommit tests
> to_date()/to_unix_timestamp() fail with NPE if input is null
> ------------------------------------------------------------
>
> Key: HIVE-6645
> URL: https://issues.apache.org/jira/browse/HIVE-6645
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Reporter: Jason Dere
> Assignee: Jason Dere
> Attachments: HIVE-6645.1.patch, HIVE-6645.2.patch, HIVE-6645.2.patch
>
>
> {noformat}
> hive> describe tab2;
> Query ID = jdere_20140312185454_e3ed213e-8b3a-4963-b815-19965edad587
> OK
> c1 timestamp None
> Time taken: 0.155 seconds, Fetched: 1 row(s)
> hive> select * from tab2;
> Query ID = jdere_20140312185454_8a009070-df79-45de-8642-e85668a378d7
> OK
> NULL
> NULL
> NULL
> NULL
> NULL
> Time taken: 0.067 seconds, Fetched: 5 row(s)
> hive> select to_unix_timestamp(c1) from tab2;
> hive> select to_date(c1) from tab2;
> {noformat}
> Fails with errors like:
> {noformat}
> java.lang.Exception: java.lang.RuntimeException:
> org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while
> processing row {"c1":null}
> at
> org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:401)
> Caused by: java.lang.RuntimeException:
> org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while
> processing row {"c1":null}
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:195)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:54)
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:429)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
> at
> org.apache.hadoop.mapred.LocalJobRunner$Job$MapTaskRunnable.run(LocalJobRunner.java:233)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
> at java.lang.Thread.run(Thread.java:680)
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime
> Error while processing row {"c1":null}
> at
> org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:534)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.map(ExecMapper.java:177)
> ... 10 more
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Error evaluating
> to_date(c1)
> at
> org.apache.hadoop.hive.ql.exec.SelectOperator.processOp(SelectOperator.java:84)
> at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
> at
> org.apache.hadoop.hive.ql.exec.TableScanOperator.processOp(TableScanOperator.java:92)
> at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:790)
> at
> org.apache.hadoop.hive.ql.exec.MapOperator.process(MapOperator.java:524)
> ... 11 more
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.udf.generic.GenericUDFDate.evaluate(GenericUDFDate.java:106)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeGenericFuncEvaluator._evaluate(ExprNodeGenericFuncEvaluator.java:166)
> 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:79)
> ... 15 more
> {noformat}
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