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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
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
Re: slow operation in postPut - HBase - [mail # user]
...Use HTablePool instead. For more infor, http://hbase.apache.org/book/client.html.   On Thu, Aug 1, 2013 at 3:32 PM, yonghu  wrote:  ...
   Author: yonghu, 2013-08-01, 13:37
Re: Data missing in import bulk data - HBase - [mail # user]
...The ways that you can lose data in my point of views:  1. some tuples share the same row-key+cf+column. Hence, when you load your data in HBase, they will be loaded into the same column...
   Author: yonghu, 2013-07-24, 08:06
Re: How to join 2 tables using hadoop? - HBase - [mail # user]
...You can write one MR job to finish this. First read two tables at Map function, the output key will be the reference key for one table and primary key for the other table. At the Reduce func...
   Author: yonghu, 2013-07-19, 09:35
Re: several doubts about region split? - HBase - [mail # user]
...Thanks for your quick response!  For the question one, what will be the latency? How long we need to wait until the daughter regions are again online?  regards!  Yong   &...
   Author: yonghu, 2013-07-17, 14:10
a question about assigning timestamp? - HBase - [mail # user]
...Hello,  specifying timestamp, the server will generate a TS for me! I wonder if the "server" means the master node or regionservers? In my understanding, the server means the regionserv...
   Author: yonghu, 2013-07-13, 08:22
Re: Deleting range of rows from Hbase. - HBase - [mail # user]
...So, I can understand it as a predefined coprocessor. :)  regards!  Yong   On Thu, Jul 4, 2013 at 1:12 PM, Anoop John  wrote:  ...
   Author: yonghu, 2013-07-04, 11:35
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