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From Mikhail Antonov <olorinb...@gmail.com>
Subject Re: Splitting table by column family
Date Tue, 18 Mar 2014 20:20:46 GMT
I see - thank you!

-Mikhail


2014-03-18 13:16 GMT-07:00 Ted Yu <yuzhihong@gmail.com>:

> bq. single row is always located in the one region
>
> Yes.
>
>
> On Tue, Mar 18, 2014 at 1:12 PM, Mikhail Antonov <olorinbant@gmail.com
> >wrote:
>
> > Thanks for the quick reply, Ted!
> >
> > I believe I saw that on the stackoverflow, but can't quickly find the
> link
> > now. I primarily asked thinking that it may be some low-level
> > implementation detail, hence not widely mentioned or discussed. So
> > including the latest releases (I looked thru the release notes of 0.98
> and
> > 0.96 briefly and didn't find anything relevant), the right answer still
> is
> > - the single row is always located in the one region?
> >
> > -Mikhail
> >
> >
> > 2014-03-18 12:22 GMT-07:00 Ted Yu <yuzhihong@gmail.com>:
> >
> > > bq. I've heard also information that for the huge (wide) rows ...
> > >
> > > That is not true.
> > > Where did you get such information ?
> > >
> > >
> > > On Tue, Mar 18, 2014 at 11:37 AM, Mikhail Antonov <
> olorinbant@gmail.com
> > > >wrote:
> > >
> > > > Hey guys,
> > > >
> > > > I have one question regarding splitting the table to regions which I
> > > > couldn't find the complete answer for.
> > > >
> > > > So I found in the various sources that the region split divides the
> > table
> > > > by the rowkey, and that the single row is always guaranteed to be
> > > contained
> > > > within the single region.
> > > >
> > > > However, I've heard also information that for the huge (wide) rows,
> > there
> > > > is also a possibility to split them by column families, i.e. the huge
> > > > single row can actually have it's column families located in
> different
> > > > regions, hence, the single row can span multiple regions.
> > > >
> > > > Having looked at the regionserver sources of SplitTransaction and
> > > around, I
> > > > couldn't find anything related to splitting the row by the column
> > > families.
> > > >
> > > > Could you please advise me if it's actually possible or not?
> > > >
> > > > --
> > > > Thanks,
> > > > Michael Antonov
> > > >
> > >
> >
> >
> >
> > --
> > Thanks,
> > Michael Antonov
> >
>



-- 
Thanks,
Michael Antonov

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