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Re: user action modeling - HBase - [mail # user]
...Your read queries seem to be more driven form the 'action' and 'object' perspective, rather than user.  1- So one option is that you make a composite key with action and object:  a...
   Author: Shahab Yunus, 2013-09-05, 13:55
Re: HBase - stable versions - HBase - [mail # user]
...This maybe a newbie or dumb question but I believe, this does not affect or apply to HBase distributions by other vendors like HortonWorks or Cloudera. If someone is using one of the version...
   Author: Shahab Yunus, 2013-09-04, 18:55
Re: java.io.IOException: Type mismatch in value from map: expected org.apache.hadoop.hbase.client.Put, recieved org.apache.hadoop.io.BytesWritable - HBase - [mail # user]
...Exactly I had the same though as Ashwanth too, that is why I asked whether @Override annotation is being used or not.  Regards, Shahab   On Thu, Aug 29, 2013 at 1:09 PM, Ashwanth K...
   Author: Shahab Yunus, 2013-08-29, 17:31
Re: Hbase RowKey design schema - HBase - [mail # user]
...What advantage you will be gaining by compressing? Less space? But then it will add compression/decompression performance overhead. A trade-off but a especially significant as space is cheap...
   Author: Shahab Yunus, 2013-08-29, 14:18
Re: how to export data from hbase to mysql? - HBase - [mail # user]
...Taking what Ravi Kiran mentioned a level higher, you can also use Pig. It has DBStorage. Very easy to rad from HBase and dump to MySQL if your data porting does not require complex transform...
   Author: Shahab Yunus, 2013-08-28, 13:42
Re: one column family but lots of tables - HBase - [mail # user]
..."*do i understand it correctly that when i create lots of tables, but they all use the same column family (by name), that i am just using one column **family *and i am OK with respect to lim...
   Author: Shahab Yunus, 2013-08-22, 16:01
Re: Java Null Pointer Exception! - HBase - [mail # user]
...Theoretically it is possible but it goes against the design of the HBase and M/R architecture. And when I say 'goes against', it does not mean that it is impossible but it means that you can...
   Author: Shahab Yunus, 2013-08-19, 20:03
Re: How to push modified hbase-site.xml to RS using Cloudera Manager? - HBase - [mail # user]
...As for your second question, I think, the hbase-site.xml file with default options is placed in the hbase jar files/libs on RS. Someone can correct me if I am wrong.  Regards, Shahab &n...
   Author: Shahab Yunus, 2013-08-09, 01:32
Re: ETL like merge databases to HBase - HBase - [mail # user]
...Though it is better as Ted suggested to discuss this in Sqoop mailing list (as Sqoop 2 supposed to be more feature rich) but just to get this out, Sqoop does support incremental imports if y...
   Author: Shahab Yunus, 2013-08-02, 03:07
Re: How to get row key from row value? - HBase - [mail # user]
...Yup, as far as I understand. It is application specific how sophisticated and extensive we want this to be. Unless I am off-base here (Stack or other experts can correct me?)  Regards, ...
   Author: Shahab Yunus, 2013-07-31, 14:08
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