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https://issues.apache.org/jira/browse/TAJO-904?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14061716#comment-14061716
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ASF GitHub Bot commented on TAJO-904:
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Github user babokim commented on the pull request:
https://github.com/apache/tajo/pull/70#issuecomment-48993442
Hyunsik, I agree your opinion. Please go ahead
> ORDER BY Null first support
> ---------------------------
>
> Key: TAJO-904
> URL: https://issues.apache.org/jira/browse/TAJO-904
> Project: Tajo
> Issue Type: Bug
> Reporter: Hyoungjun Kim
> Assignee: Hyoungjun Kim
> Priority: Trivial
>
> ORDER BY with a null column miss some data. I found RowStoreEncoder has a bug
> dealing with NULL values.
> "continue" statement should be add.
> {code}
> Column col;
> for (int i = 0; i < schema.size(); i++) {
> if (tuple.isNull(i)) {
> nullFlags.set(i);
> continue;
> }
> col = schema.getColumn(i);
> {code}
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