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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-5457) Support Spill to Disk for the Hash Aggregate Operator
Date Wed, 17 May 2017 18:43:04 GMT

    [ https://issues.apache.org/jira/browse/DRILL-5457?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16014594#comment-16014594
] 

ASF GitHub Bot commented on DRILL-5457:
---------------------------------------

Github user amansinha100 commented on a diff in the pull request:

    https://github.com/apache/drill/pull/822#discussion_r117049411
  
    --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/common/HashTableTemplate.java
---
    @@ -497,6 +510,21 @@ public int numResizing() {
         return numResizing;
       }
     
    +  /**
    +   *
    +   * @return Size of extra memory needed if the HT (i.e. startIndices) is doubled
    +   */
    +  @Override
    +  public int extraMemoryNeededForResize() {
    --- End diff --
    
    Should this return a long ?


> Support Spill to Disk for the Hash Aggregate Operator
> -----------------------------------------------------
>
>                 Key: DRILL-5457
>                 URL: https://issues.apache.org/jira/browse/DRILL-5457
>             Project: Apache Drill
>          Issue Type: Improvement
>          Components: Execution - Relational Operators
>    Affects Versions: 1.10.0
>            Reporter: Boaz Ben-Zvi
>            Assignee: Boaz Ben-Zvi
>             Fix For: 1.11.0
>
>
> Support gradual spilling memory to disk as the available memory gets too small to allow
in memory work for the Hash Aggregate Operator.



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