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https://issues.apache.org/jira/browse/TAJO-682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13942692#comment-13942692
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Hyunsik Choi commented on TAJO-682:
-----------------------------------
+1
Thank you for your contribution. You seem to find the essential problem. The
patch looks nice for me.
In addition, I realized that we need to handle NULL values in other types. I'll
create another issue for them.
> RangePartitionAlgorithm should be improved to handle empty texts
> ----------------------------------------------------------------
>
> Key: TAJO-682
> URL: https://issues.apache.org/jira/browse/TAJO-682
> Project: Tajo
> Issue Type: Bug
> Components: distributed query plan
> Affects Versions: 0.8-incubating
> Reporter: Jihoon Son
> Assignee: Alvin Henrick
> Labels: patch
> Fix For: 0.8-incubating
>
> Attachments: TAJO-682.patch
>
>
> See the title.
> When one of input datums is an empty TextDatum,
> java.lang.StringIndexOutOfBoundsException occurs because, currently, the
> first characters of both input datum are always compared to calculate the
> cardinality.
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