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https://issues.apache.org/jira/browse/HIVE-20161?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16680513#comment-16680513
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Prasanth Jayachandran commented on HIVE-20161:
----------------------------------------------
+1
> Do Not Print StackTraces to STDERR in ParseDriver
> -------------------------------------------------
>
> Key: HIVE-20161
> URL: https://issues.apache.org/jira/browse/HIVE-20161
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Affects Versions: 3.0.0, 4.0.0
> Reporter: BELUGA BEHR
> Assignee: BELUGA BEHR
> Priority: Minor
> Labels: newbie, noob
> Attachments: HIVE-20161.1.patch
>
>
> https://github.com/apache/hive/blob/6d890faf22fd1ede3658a5eed097476eab3c67e9/ql/src/java/org/apache/hadoop/hive/ql/exec/JoinOperator.java
> {code}
> // Do not print stack trace to STDERR - remove this, just throw the
> HiveException
> } catch (Exception e) {
> e.printStackTrace();
> throw new HiveException(e);
> }
> ...
> // Do not log and throw. log *or* throw. In this case, just throw. Remove
> logging.
> // Remove explicit 'return' call. No need for it.
> try {
> skewJoinKeyContext.endGroup();
> } catch (IOException e) {
> LOG.error(e.getMessage(), e);
> throw new HiveException(e);
> }
> return;
> {code}
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