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From "Edward Yoon (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-2006) Aggregate Functions in select statement
Date Sun, 07 Oct 2007 02:12:51 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-2006?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Edward Yoon updated HADOOP-2006:
--------------------------------

          Component/s: contrib/hbase
        Fix Version/s: 0.16.0
             Priority: Minor  (was: Major)
          Description: 
Aggregation functions on collections of data values: average, minimum, maximum, sum, count.
Group rows by value of an columnfamily and apply aggregate function independently to each
group of rows.

 * <Grouping columnfamilies>  ƒ ~function_list~ (Relation)

{code}
select producer, avg(year) from movieLog_table group by producer
{code}
    Affects Version/s: 0.14.1

Update description.

> Aggregate Functions in select statement
> ---------------------------------------
>
>                 Key: HADOOP-2006
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2006
>             Project: Hadoop
>          Issue Type: Sub-task
>          Components: contrib/hbase
>    Affects Versions: 0.14.1
>            Reporter: Edward Yoon
>            Priority: Minor
>             Fix For: 0.16.0
>
>
> Aggregation functions on collections of data values: average, minimum, maximum, sum,
count.
> Group rows by value of an columnfamily and apply aggregate function independently to
each group of rows.
>  * <Grouping columnfamilies>  ƒ ~function_list~ (Relation)
> {code}
> select producer, avg(year) from movieLog_table group by producer
> {code}

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