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From Vikram Singh Chandel <vikramsinghchan...@gmail.com>
Subject Re: How to implement sorting in HBase scans for a particular column
Date Tue, 29 Apr 2014 12:33:02 GMT
Yes we have looked, but way back in November December 2013 when it was
having a lot of issue and because of which we decided not to use it. We
built our solution design on Hbase alone. So we are looking for a better
solution.

Thanks


On Tue, Apr 29, 2014 at 5:46 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> Have you looked at Apache Phoenix ?
>
> Cheers
>
> On Apr 29, 2014, at 2:13 AM, Vikram Singh Chandel <
> vikramsinghchandel@gmail.com> wrote:
>
> > Hi
> >
> > We have a requirement in which we have to get the scan result sorted on a
> > particular column.
> >
> > eg. *Get Details of Authors sorted by their Publication Count. Limit
> :1000 *
> >
> > *Row Key is a MD5 hash of Author Id*
> >
> > Number of records 8.2 million rows for 3 year data.(sample dataset,
> actual
> > data set is 30 years)
> >
> > We are currently looking in to implement a *comparator *and sort the
> > values. But but for this first we have to store all 8.2 m records in a
> > map/list and then sort. And this approach is neither memory efficient nor
> > time efficient.
> >
> > Is there any solution via which this kind of request can be fulfilled in
> > real time?
> >
> >
> >
> > --
> > *Regards*
> >
> > *VIKRAM SINGH CHANDEL*
> >
> > Please do not print this email unless it is absolutely necessary,Reduce.
> > Reuse. Recycle. Save our planet.
>



-- 
*Regards*

*VIKRAM SINGH CHANDEL*

Please do not print this email unless it is absolutely necessary,Reduce.
Reuse. Recycle. Save our planet.

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