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Re: hdfs data into Hbase - HBase - [mail # user]
...Some quick thoughts, well your size is bound to increase because recall that the rowkey is stored in every cell. So when in CSV if you have let us say 5 columns and when you imported them to...
   Author: Shahab Yunus, 2013-09-09, 12:52
Re: HBase MR - key/value mismatch - HBase - [mail # user]
...Thanks Ted.  Regards, Shahab   On Thu, Sep 5, 2013 at 12:57 PM, Ted Yu  wrote:  ...
3 emails [+ more]    Author: Shahab Yunus, 2013-09-06, 20:00
Re: Programming practices for implementing composite row keys - HBase - [mail # user]
...Ah! I didn't know about HBASE-8693. Good information. Thanks Ted.  Regards, Shahab   On Thu, Sep 5, 2013 at 10:53 AM, Ted Yu  wrote:  ...
2 emails [+ more]    Author: Shahab Yunus, 2013-09-05, 15:28
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...
3 emails [+ more]    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...
3 emails [+ more]    Author: Shahab Yunus, 2013-08-19, 20:03
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