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Re: HBase and Datawarehouse - HBase - [mail # user]
...Inline.  On Sun, Apr 28, 2013 at 10:40 PM, Kiran  wrote:   Out of the box, it can do simple aggregations like sum, avg, etc. But, if you have complex analytical queries(lead, ...
   Author: anil gupta, 2013-04-29, 17:00
Re: does hbase master need to be a hadoop datanode as well? - HBase - [mail # user]
...On Feb 22, 2013 11:50 AM, "Jean-Marc Spaggiari"  wrote: and Zk and HM run in seperate JVM; so how would running them on the same machine will cause ZK missing hearbeats? As far as I kno...
   Author: anil gupta, 2013-02-23, 07:24
Re: Hbase Read/Write throughput measure - HBase - [mail # user]
...Hi Dalia,  Recently, i ran into same problem with YCSB. You will need to recompile YCSB with HBase0.92. Download the maven project from yscb site and recompile it with HBase0.92.  ...
   Author: anil gupta, 2013-02-03, 17:59
Re: Pagination with HBase - getting previous page of data - HBase - [mail # user]
...Inline... On Sun, Feb 3, 2013 at 9:25 AM, Toby Lazar  wrote:    Anil: It depends on the solution. If 95% your scans are limited to a single region then there wont be unnecessa...
   Author: anil gupta, 2013-02-03, 17:39
Re: LoadIncrementalHFiles always run with "hbase" user - HBase - [mail # user]
...Hi Harsh,  Thanks for your response. If i understand you correctly then instead of the process(java program) that i started, RS is trying to write in the directory. Hence the error. Rig...
   Author: anil gupta, 2013-01-24, 17:09
Re: write throughput in cassandra, understanding hbase - HBase - [mail # user]
...Hi Ahmed,  As other have said that HBase and Cassandra have subtle differences. This post might provide you insight into difference between them: http://bigdatanoob.blogspot.com/2012/11...
   Author: anil gupta, 2013-01-23, 07:08
Re: Possibly unnecessary check in Result.getColumnLatest(byte[] family, byte[] qualifier) - HBase - [mail # user]
...Inline.  On Tue, Jan 22, 2013 at 3:19 PM, Ted Yu  wrote:  http://svn.apache.org/repos/asf/hbase/tags/0.94.3/src/main/java/org/apache/hadoop/hbase/client/Result.java  I me...
   Author: anil gupta, 2013-01-22, 23:27
Re: RegionSplitter command - HBase - [mail # user]
...Hi Jean,  Yes, i am stuck with 0.92.1. Thanks for your response. I think, i will need to dig more deep into this.  ~Anil  On Thu, Jan 17, 2013 at 3:02 PM, Jean-Marc Spaggiari ...
   Author: anil gupta, 2013-01-18, 02:25
Re: Just joined the user group and have a question - HBase - [mail # user]
...Hi Chalcy,  In addition to points others have made. Also have a look at your Disk I/O load. Mapreduce jobs are disk i/o intensive. When a MapReduce job is running there might be a conte...
   Author: anil gupta, 2013-01-17, 17:47
Re: Maximizing throughput - HBase - [mail # user]
...Hi Bryan,  Nice that you figured out the bottleneck. However, with your current Hardware configuration, Disk I/O might become your bottleneck in future since you have only 6 disk and 12...
   Author: anil gupta, 2013-01-15, 20:04
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