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https://issues.apache.org/jira/browse/DRILL-6299?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16417943#comment-16417943
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ASF GitHub Bot commented on DRILL-6299:
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GitHub user sachouche opened a pull request:
https://github.com/apache/drill/pull/1192
DRILL-6299: Fixed a filter pushed down issue when a column doesn't ha…
This bug happens when the isNull predicate is applied on a column without
statistics. @arina-ielchiieva can you please review this pull request?
Thanks!
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sachouche/drill DRILL-6299
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/drill/pull/1192.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1192
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commit bb742f61673d0b64c34bfab9de01ffb2968b472c
Author: Salim Achouche <sachouche2@...>
Date: 2018-03-28T19:08:25Z
DRILL-6299: Fixed a filter pushed down issue when a column doesn't have
stats
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> Parquet query returns unexpected results
> -----------------------------------------
>
> Key: DRILL-6299
> URL: https://issues.apache.org/jira/browse/DRILL-6299
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Reporter: salim achouche
> Assignee: salim achouche
> Priority: Major
>
> Query "select id from <parquet-files> where str_empty is null and
> tinyint_var between -10 and 15" returns unexpected results. The same query
> will succeed if the filter pushdown functionality is disabled.
>
>
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