In a survey report by Capgemini, 79% organizations have been unable to completely integrate their data sources across the enterprise. The relevance of big data is lost if enterprises fail to unlock the insights offered by big data in real time. With the prevalence of open source tools like Google Big Query, Apache Mahout, Pentaho, R or Apache Spark, SMEs (or even large-scale enterprises) can effectively implement them for real time and ad hoc querying activities.