m much
better.
-Anoop-
On Fri, Jan 3, 2014 at 7:35 PM, rajeshbabu chintaguntla <
rajeshbabu.chintagun...@huawei.com> wrote:
No. the regions scanned sequentially.
From: Asaf Mesika [asaf.mes...@gmail.com]
Sent: Friday, January 03, 2014 7:26 PM
To: u
impls in it. When RLI is
>>>> used
>>>> and we make use of index completely at server side, it is irrespective
>>>> of
>>>> client scan ways. Sequential or parallel, using java or any other client
>>>> layer or using SQL layer like Phoenix, using MR or not... all client
>>&
From: Asaf Mesika [asaf.mes...@gmail.com]
Sent: Friday, January 03, 2014 7:26 PM
To: user@hbase.apache.org
Subject: Re: secondary index feature
Are the regions scanned in parallel?
On Friday, January 3, 2014, rajeshbabu chintaguntla wrote:
Here are some
might perform much better.
>>
>> -Anoop-
>>
>> On Fri, Jan 3, 2014 at 7:35 PM, rajeshbabu chintaguntla <
>> rajeshbabu.chintagun...@huawei.com> wrote:
>>
>> No. the regions scanned sequentially.
>>>
&g
ary 03, 2014 7:26 PM
To: user@hbase.apache.org
Subject: Re: secondary index feature
Are the regions scanned in parallel?
On Friday, January 3, 2014, rajeshbabu chintaguntla wrote:
Here are some performance numbers with RLI.
No Region servers : 4
Data per region: 2 GB
Regions/RS| Total r
gun...@huawei.com> wrote:
> No. the regions scanned sequentially.
>
> From: Asaf Mesika [asaf.mes...@gmail.com]
> Sent: Friday, January 03, 2014 7:26 PM
> To: user@hbase.apache.org
> Subject: Re: secondary index feature
>
> Are t
No. the regions scanned sequentially.
From: Asaf Mesika [asaf.mes...@gmail.com]
Sent: Friday, January 03, 2014 7:26 PM
To: user@hbase.apache.org
Subject: Re: secondary index feature
Are the regions scanned in parallel?
On Friday, January 3, 2014
dex scan is taking in hours.
>>>
>>>
>>> Thanks,
>>> Rajeshbabu
>>>
>>> From: Anoop John [anoop.hb...@gmail.com]
>>> Sent: Friday, January 03, 2014 3:22 PM
>>> To: user@hbase.apache.
..@gmail.com ]
> Sent: Friday, January 03, 2014 3:22 PM
> To: user@hbase.apache.org
> Subject: Re: secondary index feature
>
> >Is there any data on how RLI (or in particular Phoenix) query throughput
> correlates with the number of region servers assuming homogeneously
> di
s taking in hours.
> >
> >
> > Thanks,
> > Rajeshbabu
> >
> > From: Anoop John [anoop.hb...@gmail.com]
> > Sent: Friday, January 03, 2014 3:22 PM
> > To: user@hbase.apache.org
> > Subject: Re: secondary in
Without secondary index scan is taking in hours.
>
>
> Thanks,
> Rajeshbabu
>
> From: Anoop John [anoop.hb...@gmail.com]
> Sent: Friday, January 03, 2014 3:22 PM
> To: user@hbase.apache.org
> Subject: Re: secondary index feature
>
taking in hours.
Thanks,
Rajeshbabu
From: Anoop John [anoop.hb...@gmail.com]
Sent: Friday, January 03, 2014 3:22 PM
To: user@hbase.apache.org
Subject: Re: secondary index feature
>Is there any data on how RLI (or in particular Phoenix) query through
gt; readhttp://jyates.github.io/2012/07/09/consistent-enough-
>>>>>
>>>>> secondary-indexes.html a while back.
>>>>>
>>>>> Thanks,
>>>>> Henning
>>>>>
>>>>> Ps.: I might write about this discussion later in
secondary-indexes.html
http://hadoop-hbase.blogspot.com/2012/10/secondary-indexes-part-ii.html
Phoenix has a (pretty involved) solution now that works around the fact
that HBase has no transactions.
-- Lars
From: Henning Blohm
To: user
Sent: Sunday, December 22, 2013 2:11
now that works around the fact
that HBase has no transactions.
-- Lars
From: Henning Blohm
To: user
Sent: Sunday, December 22, 2013 2:11 AM
Subject: secondary index feature
Lately we have added a secondary index feature to a persistence tier
over HBASE
is not so easy
>>> to detect stale index entries.
>>>
>>> I blogged about these issues here:
>>> http://hadoop-hbase.blogspot.com/2012/10/musings-on-
>>> secondary-indexes.html
>>> http://hadoop-hbase.blogspot.com/2012/10/secondary-indexes-part-
ndexes.html
http://hadoop-hbase.blogspot.com/2012/10/secondary-indexes-part-ii.html
Phoenix has a (pretty involved) solution now that works around the fact
that HBase has no transactions.
-- Lars
From: Henning Blohm
To: user
Sent: Sunday, December 22, 2013 2:11 AM
Subject
es.html
>> http://hadoop-hbase.blogspot.com/2012/10/secondary-indexes-part-ii.html
>>
>> Phoenix has a (pretty involved) solution now that works around the fact
>> that HBase has no transactions.
>>
>>
>> -- Lars
>>
>>
>>
>> __
nsactions.
-- Lars
From: Henning Blohm
To: user
Sent: Sunday, December 22, 2013 2:11 AM
Subject: secondary index feature
Lately we have added a secondary index feature to a persistence tier
over HBASE. Essentially we implemented what is described as "Dual-Write
ndary
index to HBASE core.
FYI
On Dec 22, 2013, at 2:11 AM, Henning Blohm
wrote:
Lately we have added a secondary index feature to a persistence tier
over HBASE. Essentially we implemented what is described as
"Dual-Write
Secondary Index" in
http://hbase.apache.org/book/seconda
.html
Phoenix has a (pretty involved) solution now that works around the fact that
HBase has no transactions.
-- Lars
From: Henning Blohm
To: user
Sent: Sunday, December 22, 2013 2:11 AM
Subject: secondary index feature
Lately we have added a secondary
; >
> > > https://github.com/Huawei-Hadoop/hindex
> > >
> > >
> > > On Sun, Dec 22, 2013 at 1:34 PM, Ted Yu wrote:
> > >
> > >> Rajeshbabu is working on HBASE-10222 which adds support of secondary
> > >> index to HBASE core
On Sun, Dec 22, 2013 at 1:34 PM, Ted Yu wrote:
> >
> >> Rajeshbabu is working on HBASE-10222 which adds support of secondary
> >> index to HBASE core.
> >>
> >> FYI
> >>
> >> On Dec 22, 2013, at 2:11 AM, Henning Blohm
> >>
at 2:11 AM, Henning Blohm
>> wrote:
>>
>> > Lately we have added a secondary index feature to a persistence tier
>> over HBASE. Essentially we implemented what is described as "Dual-Write
>> Secondary Index" in http://hbase.apache.org/book/secondary.in
ich adds support of secondary index
> to HBASE core.
>
> FYI
>
> On Dec 22, 2013, at 2:11 AM, Henning Blohm
> wrote:
>
> > Lately we have added a secondary index feature to a persistence tier
> over HBASE. Essentially we implemented what is described as "
Rajeshbabu is working on HBASE-10222 which adds support of secondary index to
HBASE core.
FYI
On Dec 22, 2013, at 2:11 AM, Henning Blohm wrote:
> Lately we have added a secondary index feature to a persistence tier over
> HBASE. Essentially we implemented what is described as "
Lately we have added a secondary index feature to a persistence tier
over HBASE. Essentially we implemented what is described as "Dual-Write
Secondary Index" in http://hbase.apache.org/book/secondary.indexes.html.
I.e. while updating an entity, actually before writing the actu
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