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Re: Loading data, hbase slower than Hive? - HBase - [mail # user]
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...Hive is more for batch and HBase is for more of real time data. Regards Ram On Thu, Jan 17, 2013 at 10:30 PM, Anoop John wrote: ...
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Author: ramkrishna vasudevan,
2013-01-17, 17:09
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Re: Coprocessor / threading model - HBase - [mail # user]
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...In Anoop's soln its basicallly the put happens directly on the index region rather than doing a put thro HTable. Regards Ram On Sun, Jan 13, 2013 at 9:28 AM, Andrew Purtell wrote...
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Author: ramkrishna vasudevan,
2013-01-13, 10:04
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Re: HBase - Secondary Index - HBase - [mail # user]
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...As far as i can see its more related to using the coprocessor framework in this soln that helps us in a great way to avoid unnecessary RPC calls when we go with Region level indexing. ...
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Author: ramkrishna vasudevan,
2013-01-09, 04:11
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Re: reginoserver's log analysis? - HBase - [mail # user]
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...You need to see your application to see how much is your rate of puts. Also how many column families do you have? All these factors will help you in determining your memstore size. &nb...
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Author: ramkrishna vasudevan,
2013-01-03, 16:24
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Re: [ANNOUNCE] New Apache HBase Committers - Matteo Bertozzi and Chunhui Shen - HBase - [mail # dev]
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...Congrats Matteo and Chunhui... Have a great time in the new role :) Regards Ram On Thu, Jan 3, 2013 at 7:22 AM, Gary Helmling wrote: ...
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Author: ramkrishna vasudevan,
2013-01-03, 04:24
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Re: Hmaster cannot start running again - HBase - [mail # user]
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...Hi Dalia The Namenode SafeMode Exception should not be related with number of region servers. Any turn off safemode and try restarting your cluster. May be internally namenode is...
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Author: ramkrishna vasudevan,
2013-01-03, 04:22
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Re: Issue on hbase table import to hdfs - HBase - [mail # user]
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...What type of data you are trying to import? On Wed, Jan 2, 2013 at 3:55 PM, tamil wrote: ...
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Author: ramkrishna vasudevan,
2013-01-02, 16:36
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Re: Hbase Count Aggregate Function - HBase - [mail # user]
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...Oh...Oops.. Regards Ram On Wed, Jan 2, 2013 at 3:14 AM, Dalia Sobhy wrote: ...
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Author: ramkrishna vasudevan,
2013-01-02, 04:09
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Re: HBase - Secondary Index - HBase - [mail # user]
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...As per the design there is no get() operation at all. Incase of equals query nothing is cached in memory. For Range may be we need to cache some intermediate result. Regards Ram ...
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Author: ramkrishna vasudevan,
2012-12-27, 16:11
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Re: How to use substring in Rowkey - HBase - [mail # user]
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...There is also something called FuzzyRowFilter. It should help you out. Regards Ram On Thu, Dec 27, 2012 at 4:13 PM, Mohammad Tariq wrote: ...
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Author: ramkrishna vasudevan,
2012-12-27, 16:08
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