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Re: question about clienttrace logs in hdfs and shortcircuit read - HBase - [mail # user]
...Thanks Viral.. Confusion came to me as the heading of the mails say abt SCR metric and finally speaks abt hbase handled checksum metric which are 2 features..  Agree that hbase checksum...
   Author: Anoop John, 2013-07-05, 08:07
Re: Deleting range of rows from Hbase. - HBase - [mail # user]
...BulkDeleteEndpoint  is a coprocessor endpoint impl.  For the usage pls refer TestBulkDeleteProtocol. You will be able to call the API at client side and the actual execution will h...
   Author: Anoop John, 2013-07-04, 11:12
Re: Help in designing row key - HBase - [mail # user]
...When you make the RK and convert the int parts into byte[] ( Use org.apache.hadoop.hbase.util.Bytes#toBytes(*int) *)  it will give 4 bytes for every byte..  Be careful about the or...
   Author: Anoop John, 2013-07-03, 09:58
Re: Problems while exporting from Hbase to CSV file - HBase - [mail # user]
...table in one go which results in OutOfMemory error in client process  Not getting what you mean by this. Client calls next() on the Scanner and gets the rows. The setCaching() and setBa...
   Author: Anoop John, 2013-06-28, 12:23
Re: 答复: flushing + compactions after config change - HBase - [mail # user]
...Viral,      Basically when you increase the memstore flush size ( well ur aim there is to reduce flushes and make data sit in memory for longer time) you need to carefully con...
   Author: Anoop John, 2013-06-28, 12:08
Re: Scan performance - HBase - [mail # user]
...Have a look at FuzzyRowFilter  -Anoop-  On Sat, Jun 22, 2013 at 9:20 AM, Tony Dean  wrote:  ...
   Author: Anoop John, 2013-06-22, 06:58
Re: Possibility of using timestamp as row key in HBase - HBase - [mail # user]
...You can specify max size to indicate the region split (when a region should get split) But this size is the size of the HFile. To be precise it is the size of the biggest HFile under that re...
   Author: Anoop John, 2013-06-21, 08:55
Re: bulk-load bug ? - HBase - [mail # user]
...When adding data to HBase with same key, it is the timestamp (ts) which determines the version. Diff ts will make diff versions for the cell. But in case of bulk load using ImportTSV tool, t...
   Author: Anoop John, 2013-06-21, 08:44
Re: how can I extend or replace the read cache - HBase - [mail # user]
...Shixiaolong,                  You would like to contribute your work to open src? If so mind raising a jira and attaching a solution doc for all ...
   Author: Anoop John, 2013-06-10, 06:50
Re: observer coprocessor question regarding puts - HBase - [mail # user]
...You want to have an index per every CF+CQ right?  You want to maintain diff tables for diff columns?  Put is having getFamilyMap method Map CF vs List KVs.  From this List of ...
   Author: Anoop John, 2013-06-09, 04:47
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