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[expand - 1 more] - Right value for hbase.rpc.timeout - HBase - [mail # user]
...Silly question… How much memory do you have on your machine and how much do you allocate to HBase? More to the point, how much memory is allocated to your memstore?Suppose you have maxfilesi...
   Author: Michael Segel , 2015-05-05, 20:52
[expand - 1 more] - HBase Filesystem Adapter - HBase - [mail # user]
...If you’re not going to be using HDFS and Map/Reduce, I would suggest you choose a different noSQL persistent data store. The opinions expressed here are mine, while they may reflect a cognit...
   Author: Michael Segel , 2015-05-03, 15:47
HBase Questions - HBase - [mail # user]
...For #1, You really don’t want to do what is suggested by the HBase book. Yes you can do it, but then again, just because you can do something doesn’t mean you should. Its really bad advice. ...
   Author: Michael Segel , 2015-05-03, 15:44
[expand - 2 more] - Hbase row ingestion .. - HBase - [mail # user]
...Exactly!So if you don’t need to know if your table is bucketed or not. You just put()  or get()/scan() like it any other table. The opinions expressed here are mine, while they may refl...
   Author: Michael Segel , 2015-04-30, 21:21
Is it safe to set "hbase.coprocessor.abortonerror" to false on produce environment? - HBase - [mail # user]
...Perfect example of why you really don’t want to allow user/homegrown coprocessors to run. If you’re running Ranger and a secure cluster… you have no choice you are running coprocessors. So y...
   Author: Michael Segel , 2015-04-30, 19:24
[expand - 1 more] - Regions balancing - HBase - [mail # user]
...No, sorry.  I cannot. I came across it at a client and since I’m not at that client, I don’t have access to my emails w Hortonworks. I do remember having this issue and when I looked at...
   Author: Michael Segel , 2015-04-30, 14:04
Predictive Caching - HBase - [mail # user]
...Hi, You don’t want to do it. (Think about what you’re asking for …) You would be better off w secondary indexing so that you can hit your index to get your subset of rows and then use the ma...
   Author: Michael Segel , 2015-04-23, 21:44
[expand - 8 more] - Nondeterministic outcome based on cell TTL and major compaction event order - HBase - [mail # dev]
...Ok, So we agree that we’re talking about a hypothetical case because no one in their right mind would do something like this…. (Which means that someone will do this… ;-) If I had to describ...
   Author: Michael Segel , 2015-04-21, 13:07
[expand - 7 more] - Rowkey design question - HBase - [mail # user]
...Sorry, but … We are in violent agreement. If done wrong it can and will kill you. Murphy’s law. If there’s more than one way to do something … the wrong way will be chosen, so where does tha...
   Author: Michael Segel , 2015-04-17, 18:03
[expand - 3 more] - HBase region assignment by range? - HBase - [mail # user]
...Hi, Schemas are relatively straight forward if you ignore relational modeling. Think of a hierarchical  database where everything is stored and accessed off the primary key and then you...
   Author: Michael Segel , 2015-04-10, 17:08