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From "ASF GitHub Bot (Jira)" <>
Subject [jira] [Work logged] (HIVE-24090) NPE while SJ reduction due to missing null check for col stats
Date Sat, 29 Aug 2020 09:00:00 GMT


ASF GitHub Bot logged work on HIVE-24090:

                Author: ASF GitHub Bot
            Created on: 29/Aug/20 08:59
            Start Date: 29/Aug/20 08:59
    Worklog Time Spent: 10m 
      Work Description: vpnvishv commented on pull request #1442:

   @jcamachor Can you please review.

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Issue Time Tracking

    Worklog Id:     (was: 476086)
    Time Spent: 20m  (was: 10m)

> NPE while SJ reduction due to missing null check for col stats
> --------------------------------------------------------------
>                 Key: HIVE-24090
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Vipin Vishvkarma
>            Assignee: Vipin Vishvkarma
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 20m
>  Remaining Estimate: 0h
> Hitting NPE while SJ reduction due to missing col stats
> {code:java}
> Error(1647)) - FAILED: NullPointerException null java.lang.NullPointerException at org.apache.hadoop.hive.ql.stats.StatsUtils.updateStats(
at org.apache.hadoop.hive.ql.parse.TezCompiler.removeSemijoinOptimizationByBenefit(
at org.apache.hadoop.hive.ql.parse.TezCompiler.semijoinRemovalBasedTransformations(
at org.apache.hadoop.hive.ql.parse.TezCompiler.optimizeOperatorPlan(
at org.apache.hadoop.hive.ql.parse.TaskCompiler.compile( at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(
> {code}

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