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HBase, mail # user - should i use compression?


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Re: should i use compression?
Ted Yu 2013-04-03, 14:23
Another commonly used encoding is FAST_DIFF

Cheers
On Wed, Apr 3, 2013 at 7:18 AM, Prakash Kadel <[EMAIL PROTECTED]>wrote:

> Thanks,
>     is there any specific compression that is recommended of the use case
> i have?
>    Since my values are all null will compression help?
>
>  I am thinking of using prefix data_block_encoding..
> Sincerely,
> Prakash Kadel
>
>
> On Apr 3, 2013, at 10:55 PM, Ted Yu wrote:
>
> > You should use data block encoding (in 0.94.x releases only). It is
> helpful
> > for reads.
> >
> > You can also enable compression.
> >
> > Cheers
> >
> >
> > On Wed, Apr 3, 2013 at 6:42 AM, Prakash Kadel <[EMAIL PROTECTED]
> >wrote:
> >
> >> Hello,
> >>    I have a question.
> >>    I have a table where i store data in the column qualifiers(the values
> >> itself are null).
> >>    I just have 1 column family.
> >>   The number of columns per row is variable (1~ few thousands)
> >>
> >> Currently i don't use compression or the data_block_encoding.
> >>
> >> Should i?
> >> I want to have faster reads.
> >>
> >> Please suggest.
> >>
> >>
> >> Sincerely,
> >> Prakash Kadel
>
>