As part of the transition to Cassandra, Stump and his development team of four have been moving all of SourceNinja’s big data to Hadoop. “We’ve been really happy with it,” he says. “There’s less code to write, fewer errors, and better tools – and the jobs take less time.” Because SourceNinja’s data sources are open source software, Stump says variation is an issue – but one that Cassandra easily handles. “Cassandra is column-based, so we don’t have to declare the schema up front and can allow for that variation,” he explains. “Being able to choose how to denormalize the data is also very nice.” SourceNinja is also benefitting from the powerful and scalable enterprise search capabilities that are built into DataStax Enterprise and supplied by Solr (via Lucene and Apache Solr). “SQL is

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