This is an article from DZone's 2022 Database Systems Trend Report.
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Dinosaurs are not extinct. Many of the top businesses of today have either migrated to the cloud or are in the process of currently migrating. As part of their IT organizations, it’s common to possess one or more large relational database management systems (RDBMS) that are at the core of the business. These monstrous dinosaurs are often the most mission-critical of all company data and are in no way extinct but can also serve as an anchor from a full migration to the cloud. No matter the cloud strategy, these monolithic databases are essential to the ecosystem and should be part of the migration strategy to be successful.