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Posted to issues@drill.apache.org by "Aman Sinha (JIRA)" <ji...@apache.org> on 2019/05/14 17:31:00 UTC
[jira] [Updated] (DRILL-7242) Query with range predicate hits IOBE
when accessing histogram buckets
[ https://issues.apache.org/jira/browse/DRILL-7242?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aman Sinha updated DRILL-7242:
------------------------------
Labels: ready-to-commit (was: )
Reviewer: Gautam Parai
> Query with range predicate hits IOBE when accessing histogram buckets
> ---------------------------------------------------------------------
>
> Key: DRILL-7242
> URL: https://issues.apache.org/jira/browse/DRILL-7242
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 1.16.0
> Reporter: Aman Sinha
> Assignee: Aman Sinha
> Priority: Major
> Labels: ready-to-commit
> Fix For: 1.17.0
>
>
> Following query hits an IOBE during histogram access: (make sure to run ANALYZE command before running this query):
> {noformat}
> select 1 from dfs.tmp.employee where store_id > 24;
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 11
> at org.apache.drill.exec.planner.common.NumericEquiDepthHistogram.getSelectedRows(NumericEquiDepthHistogram.java:215) ~[drill-java-exec-1.16.0.0-mapr.jar:1.16.0.0-mapr]
> at org.apache.drill.exec.planner.common.NumericEquiDepthHistogram.estimatedSelectivity(NumericEquiDepthHistogram.java:130) ~[drill-java-exec-1.16.0.0-mapr.jar:1.16.0.0-mapr]
> at org.apache.drill.exec.planner.cost.DrillRelMdSelectivity.computeRangeSelectivity(DrillRelMd
> {noformat}
> Here, 24.0 is the end point of the last histogram bucket and the boundary condition is not being correctly handled.
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