as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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compare and contrast a relational database and a non-relational database.
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a relational database stores data in tables that are related or linked to each other. this structure enables the data to be easily accessed and updated. a non-relational database on the other hand stores data in a more flexible, unstructured way. this flexibility allows the data to be more easily scaled and adapted to changing needs. relational databases offer better data reliability and security, while non-relational databases offer better scalability and flexibility.
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