Storage Processing and Repositories

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4 Terms

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Operational Data Store

A repository of transactional data from multiple sources and is often an interim area between data source and data warehouses

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Data Warehouse

Very large data repositories that are centralized and used fro reporting and analysis rather than for transcation purposes

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Data Mart

like a data warehouse but is more focused on a specific purpose such as marketing or logistics on a specific purpose such as marketing or logistics and is ofter a subset of a data warehouse

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Data lake

Repository similar to a data warehouse, but it contains both structured and unstructured data, with data mostly being in its natural or raw format (the data is in its original state)