How Apache Phoenix enables interactive low latency applications over your HBase data - James Taylor
ApacheCon North America 2014.
HBase: How to get MTTR below 1 minute
HBase at Flurry
|Hbase/Scala - Hadoop Wiki|
Hbase/Scala : Scala can call Hbase classes very easily as other JVM based languages (Jython, Jruby, Groovy). Scala may be a better choice than say Jython as Jython 2.5.1 does not ship any more with a jythonc compiler command, and if you want to do Hbase mapreduce integration, you will need compiled classes.