hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From som_shekhar <kolluru.sha...@wipro.com>
Subject Re: Why Hbase?
Date Tue, 08 Feb 2011 05:14:23 GMT

Thanks for the above fact.
When one of the node is added or failed, the distribution of data on hadoop
has to be done manually. i have read somewhere that because of this the
hbase or NOSQL comes into picture.
Can you please give some more details.


Ted Dunning-2 wrote:
> 
> HDFS does not provide for keyed access to data, nor column oriented access
> when only a subset of related data is needed.  Also, HDFS is a write-once
> file system while hbase provides random updates.
> 
> On Mon, Feb 7, 2011 at 4:51 AM, som_shekhar
> <kolluru.sharma@wipro.com>wrote:
> 
>>
>> Hi All,
>> I am new to Hbase, can anyone throw the light on the fact that why at the
>> first point Hbase is invented even though the HDFS has the capability to
>> do
>> everything i.e. distributing the data, providing the data localization.
>> But
>> then why hbase and big table comes into picture, what was the need>?
>> --
>> View this message in context:
>> http://old.nabble.com/Why-Hbase--tp30863301p30863301.html
>> Sent from the HBase User mailing list archive at Nabble.com.
>>
>>
> 
> 

-- 
View this message in context: http://old.nabble.com/Why-Hbase--tp30863301p30870366.html
Sent from the HBase User mailing list archive at Nabble.com.


Mime
View raw message