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Re: Introducing Project Trafodion - HBase - [mail # user]
...As per the email description, Trafodion supports ODBC driver also. IMO,this is nice. Phoenix does not supports ODBC currently. So, it definitelyadd something new to HBase ecosystem.AFAIK, ot...
   Author: anil gupta, 2014-06-12, 04:00
Region Size == Size of Compressed Store file or Actual Size of Data in Store? - HBase - [mail # user]
...Hi All,In one of my test cluster, i have set region size to 1 GB and I am usingSnappy compression.The combined size of store files under that table is 50 GB. Then also i seearound 100 region...
   Author: anil gupta, 2014-05-15, 04:45
Re: Java Client : Secure Hbase - HBase - [mail # user]
...Hey Gaurav,You need to have keytab and principal. Additionally, the configurationfiles of cluster should be present in classpath of your app.Please find below the sample code to create a con...
   Author: anil gupta, 2014-05-11, 16:30
Date DataType broken when Migrating from Phoenix2.0.2 to Phoenix3.0.0 - HBase - [mail # user]
...Hi All,We have written data into our HBase tables using PDataType of Phoenix2.0.2.We have custom MR loaders that use PDataType so that we can use Phoenix foradhoc queryingI am trying to migr...
   Author: anil gupta, 2014-04-23, 00:13
Re: endpoint coprocessor - HBase - [mail # user]
...Hi Bogala,I am assuming that you are using 0.94. Sorting Coprocessor (https://issues.apache.org/jira/browse/HBASE-7474) is specifically built forthat. Working patch is available. However, th...
   Author: anil gupta, 2014-04-14, 04:12
[expand - 3 more] - Re: org.apache.hadoop.hbase.ipc.SecureRpcEngine class not found in HBase jar - HBase - [mail # user]
...+1 for pushing the secure build to maven.We run on HBase0.94 and for at least 1 year we are not going to upgrade oursystem to HBase0.96.On Tue, Mar 4, 2014 at 4:33 PM, lars hofhansl  wr...
   Author: anil gupta, 2014-03-05, 01:04
Recommended OS level settings for read workload in HBase - HBase - [mail # user]
...Hi HBasers,  I am looking for recommendation on Linux OS(preferably Redhat 6.4) level settings(OS page cache, kernel setting, etc) to optimize my system for read workloads. I have a 7 n...
   Author: anil gupta, 2013-11-16, 23:23
[expand - 4 more] - Re: Coprocessor Increments - HBase - [mail # user]
...On Tue, Oct 15, 2013 at 11:12 AM, Michael Segel wrote:  No, i dont. That sorting CP works even if your scan spans multiple RS's. I do a merge sort at client side in that case. Please lo...
   Author: anil gupta, 2013-10-15, 20:47
[expand - 1 more] - Re: Thread safety of Bytes.compareTo(byte[] left, byte[] right) - HBase - [mail # user]
...@Adrien, Ok, got it. So, it seems like every read requests is a separated thread in itself. Right? Thanks for your reply.   On Thu, Oct 10, 2013 at 5:59 AM, Adrien Mogenet wrote:  ...
   Author: anil gupta, 2013-10-12, 22:48
[expand - 3 more] - Re: Write TimeSeries Data and Do Time Based Range Scans - HBase - [mail # user]
...Hi James,  Great to hear that Phoenix supports this kind of table schema. Seems like i'll go ahead with Bucketing for timeseries data.  Thanks, Anil   On Tue, Sep 24, 2013 at ...
   Author: anil gupta, 2013-09-26, 06:57
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB