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From "Edward Capriolo (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-3048) Collect_set Aggregate does uneccesary check for value.
Date Wed, 23 May 2012 20:51:40 GMT

     [ https://issues.apache.org/jira/browse/HIVE-3048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Edward Capriolo updated HIVE-3048:
----------------------------------

    Affects Version/s: 0.8.1
               Status: Patch Available  (was: Open)
    
> Collect_set Aggregate does uneccesary check for value.
> ------------------------------------------------------
>
>                 Key: HIVE-3048
>                 URL: https://issues.apache.org/jira/browse/HIVE-3048
>             Project: Hive
>          Issue Type: Improvement
>    Affects Versions: 0.8.1
>            Reporter: Edward Capriolo
>            Assignee: Edward Capriolo
>         Attachments: HIVE-3048.patch.1.txt
>
>
> Sets already de-duplicate for free no need for existence check.
> {noformat}
>      private void putIntoSet(Object p, MkArrayAggregationBuffer myagg) {
>       if (myagg.container.contains(p))
>         return;
>        Object pCopy = ObjectInspectorUtils.copyToStandardObject(p,
>            this.inputOI);
>        myagg.container.add(pCopy);
> {noformat}

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