From MapReduce to realtime This post covers much of the Near-Realtime Processing Over HBase talk I’m giving at ApacheCon NA 2013 in blog form. It also draws from the Hadoop, HBase, and Healthcare talk from StrataConf/Hadoop World 2012. The first significant use of Hadoop at Cerner came in building search indexes for patient charts. While creation of simple search indexes is almost commoditized, we