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Re: How to use substring in Rowkey - HBase - [mail # user]
...You can define the StartKey of your scan object to be the customer number (i.e. the prefix of your rowkey) Define the end key to be the same but append a zero byte at the end to signify incl...
   Author: Asaf Mesika, 2012-12-27, 10:07
Re: MR missing lines - HBase - [mail # user]
...Did you check the returned array of the delete method to make sure all records sent for delete have been deleted?  Sent from my iPhone  On 16 בדצמ 2012, at 14:52, Jean-Marc Spaggia...
   Author: Asaf Mesika, 2012-12-16, 16:28
Re: How to design a data warehouse in HBase? - HBase - [mail # user]
...Here's my take on this matter:  In the current situation, there isn't any good solution to the data warehousing solution you want in large scale. Impala and Drill are both projects that...
   Author: Asaf Mesika, 2012-12-15, 02:14
[expand - 1 more] - Re: Checking if a coprocessor was loaded successfully from client - HBase - [mail # user]
...I'm talking about doing this programmatically since my class is an Installer for a Region Observer I wrote.  On 11 בדצמ 2012, at 08:47, Ted Yu  wrote:  ...
   Author: Asaf Mesika, 2012-12-12, 07:08
Re: Meaure server time of Get/Scan - through RPC logging? - HBase - [mail # user]
...The scan are done in parallel in many region servers and are specific to your query, so I don't think any jmx counter can help you. Maybe you measure it using your own Region Observer on Pre...
   Author: Asaf Mesika, 2012-12-09, 10:12
Re: Heterogeneous cluster - HBase - [mail # user]
...So just to get this right: the class you have built is a custom Load Balancer which replaces the default hbase load balancer implementation?  Sent from my iPhone  On 8 בדצמ 2012, a...
   Author: Asaf Mesika, 2012-12-09, 10:08
[expand - 1 more] - Re: Can a RegionObserver coprocessor increment counter of a row key that may not belong to the region ? - HBase - [mail # user]
...But, if your counters are on the row keys, then just send one Increment objects, and have the hourly, daily columns in there, as well the general counter columns. Way easier than doing it by...
   Author: Asaf Mesika, 2012-12-07, 08:15
Re: scan is slower after bulk load - HBase - [mail # user]
...Did you end up finding the answer? How fast is this method of insertion relative to a simple insert of List ?   On 13 בנוב 2012, at 02:29, Bijieshan  wrote:  ...
   Author: Asaf Mesika, 2012-11-22, 21:51
[expand - 1 more] - Re: Announcing KijiSchema for HBase schema management - HBase - [mail # user]
...Thanks, that's great! Truly an awesome project. Is there a way to specify a composite row key composed of the fields specified in the table schema much like a definition of a primary key in ...
   Author: Asaf Mesika, 2012-11-15, 19:19
Re: HBase scan performance decreases over time. - HBase - [mail # user]
...Where is this settings located?  Sent from my iPhone  On 5 בנוב 2012, at 15:05, Michael Segel  wrote:  ...
   Author: Asaf Mesika, 2012-11-05, 18:14
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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