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Data engineering
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==== Data lakes ==== A [[data lake]] is a centralized repository for storing, processing, and securing large volumes of data. A data lake can contain [[structured data]] from [[Relational database|relational databases]], [[semi-structured data]], [[unstructured data]], and [[binary data]]. A data lake can be created on premises or in a cloud-based environment using the services from [[Cloud computing|public cloud]] vendors such as [[Amazon (company)|Amazon]], [[Microsoft]], or [[Google]].
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