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From Graeme Wallace <graeme.wall...@farecompare.com>
Subject Re: Best way to query multiple sets of rows
Date Mon, 08 Apr 2013 18:30:17 GMT
I thought a Scan could only cope with one start row and an end row ?


On Mon, Apr 8, 2013 at 1:27 PM, Jean-Marc Spaggiari <jean-marc@spaggiari.org
> wrote:

> Hi Greame,
>
> The scans are the right way to do that.
>
> They will give you back all the data you need, chunck by chunk. Then
> yoiu have to iterate over the data to do what you want with it.
>
> What was your expectation? I'm not sure I'm getting your "so that i
> dont have to issue sequential Scans".
>
> jM
>
> 2013/4/8 Graeme Wallace <graeme.wallace@farecompare.com>:
> > Hi,
> >
> > Maybe there is an obvious way but i'm not seeing it.
> >
> > I have a need to query HBase for multiple chunks of data, that is
> something
> > equivalent to
> >
> > select columns
> > from table
> > where rowid between A and B
> > or rowid between C and D
> > or rowid between E and F
> > etc.
> >
> > in SQL.
> >
> > Whats the best way to go about doing this so that i dont have to issue
> > sequential Scans ?
> >
> > --
> > Graeme Wallace
> > CTO
> > FareCompare.com
> > O: 972 588 1414
> > M: 214 681 9018
>



-- 
Graeme Wallace
CTO
FareCompare.com
O: 972 588 1414
M: 214 681 9018

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