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Re: TTL forever - HBase - [mail # user]
...I also calculated the years of ttl, just for fun. :). But as Jean said,default ttl is forever.On Tue, Feb 18, 2014 at 2:05 PM, Jean-Marc Spaggiari <[EMAIL PROTECTED]> wrote: ...
   Author: yonghu, 2014-02-18, 14:43
Re: What's the Common Way to Execute an HBase Job? - HBase - [mail # user]
...Hi,To process the data in Hbase. You can have different options.1. Java program using Hbase api;2. MapReduce program;3. High-level languages, such as Hive or Pig (built on top of MapReduce);...
   Author: yonghu, 2014-02-12, 06:32
Re: Newbie question: Rowkey design - HBase - [mail # user]
...In my opinion, it really depends on your queries.  The first one achieves data locality. There is no additional data  transmit between different nodes. But this strategy sacrifices...
   Author: yonghu, 2013-12-17, 13:03
Re: Online/Realtime query with filter and join? - HBase - [mail # user]
...The question is what you mean of "real-time". What is your performance request? In my opinion, I don't think the MapReduce is suitable for the real time data processing.   On Fri, Nov 2...
   Author: yonghu, 2013-11-29, 09:01
[expand - 7 more] - Re: How to create HTableInterface in coprocessor? - HBase - [mail # user]
...Ok. I will give a try.  regards!  Yong   On Wed, Oct 23, 2013 at 11:53 PM, Ted Yu  wrote:  ...
   Author: yonghu, 2013-10-24, 10:25
When a log file will be transfered from /.log folder to /.oldlogs folder? - HBase - [mail # user]
...Hello,  I saw some descriptions that when data modifications (like Put or Delete) have already been persistent on disk, the log file will be transfered from /.log folder to /.oldlogs fo...
   Author: yonghu, 2013-10-17, 19:52
[expand - 3 more] - Re: How to understand the TS of each data version? - HBase - [mail # user]
...Hi, Ted  Thanks for your response. This is also the way I use to avoid the problem.  regards!  Yong   On Sat, Sep 28, 2013 at 4:31 PM, Ted Yu  wrote:  ...
   Author: yonghu, 2013-09-28, 14:36
Re: hbase schema design - HBase - [mail # user]
...Different from the RDBMS, the data in HBase is stored as key-value pair in HDFS. Hence, for every data version in a cell, the row key will appear.   On Tue, Sep 17, 2013 at 7:53 PM, Ted...
   Author: yonghu, 2013-09-18, 09:52
Re: one column family but lots of tables - HBase - [mail # user]
...I think you can take a look at the http://hbase.apache.org/book/regions.arch.html, it describes the data storage hierarchy of HBase.  Due to the statement of Lars "stems from the fact t...
   Author: yonghu, 2013-08-24, 16:30
[expand - 1 more] - Re: Does HBase supports parallel table scan if I use MapReduce - HBase - [mail # user]
...Thanks. So, to scan the table just using the java program without using MapReduce will heavily decrease the performance.  Yong   On Tue, Aug 20, 2013 at 6:02 PM, Jeff Kolesky  ...
   Author: yonghu, 2013-08-21, 08:08
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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