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HBase, mail # user - Hbase 0.92 Example


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Re: Hbase 0.92 Example
anil gupta 2012-10-14, 22:02
R- Cell value data type
S- Promoted data type
On Sun, Oct 14, 2012 at 3:39 PM, Dalia Sobhy <[EMAIL PROTECTED]>wrote:

> Hi anil,
>
> Whats <R,S> ?
> Sent from my iPhone
>
> On 2012-10-14, at 10:24 PM, "anil gupta" <[EMAIL PROTECTED]> wrote:
>
> > Hi Dalia,
> >
> > On the client-side you dont need to use that method directly. Instead,
> use
> > the following method :
> > org.apache.hadoop.hbase.client.coprocessor.AggregationClient.sum(byte[]
> > tableName,
> > ColumnInterpreter<
> http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/coprocessor/ColumnInterpreter.html
> ><R,S>
> > ci,
> > Scan<
> http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/Scan.html>
> > scan)
> >
> > Here is the documention for that class:
> >
> http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/coprocessor/AggregationClient.html
> >
> > Have a look at the JUnit for this co-processor for better understanding.
> >
> > HTH,
> > Anil
> >
> > On Sun, Oct 14, 2012 at 3:10 PM, Dalia Sobhy <[EMAIL PROTECTED]
> >wrote:
> >
> >> Method in AggregateImplementation class.
> >>
> >>
> >>
> >> On 2012-10-14, at 10:05 PM, "anil gupta" <[EMAIL PROTECTED]> wrote:
> >>
> >>> Hi Dalia,
> >>>
> >>> Which getSum() method are you talking about? Please be specific.
> >>>
> >>> Thanks,
> >>> Anil Gupta
> >>>
> >>> On Sun, Oct 14, 2012 at 2:44 PM, Dalia Sobhy <
> [EMAIL PROTECTED]
> >>> wrote:
> >>>
> >>>> Could anyone provide me with an example on hbase 0.92 on getSum()
> >>>> function, bec i am unable to implement it.
> >>>>
> >>>> Thanks
> >>>
> >>>
> >>> --
> >>> Thanks & Regards,
> >>> Anil Gupta
> >
> >
> >
> > --
> > Thanks & Regards,
> > Anil Gupta
>

--
Thanks & Regards,
Anil Gupta