But cracks are forming in the database dynasties of the old guard. In 2011, the top five database vendors (Oracle, Microsoft, IBM, SAP, Teradata) controlled 91% of the revenue. In 2016 that number had declined to 86.9%. Meanwhile, Oracle’s market share has …

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  • https://www.msn.com/en-us/finance/news/how-open-source-databases-are-sucking-revenue-out-of-legacy-vendors-e2-80-99-pockets/ar-AAw6U3j