Data lake

System or repository of data stored in its natural/raw format

A data lake is a system or repository of data stored in its natural/raw format, usually object blobs or files. A data lake is usually a single store of data including raw copies of source system data, sensor data, social data etc., and transformed data used for tasks such as reporting, visualization, advanced analytics, and machine learning. A data lake can include structured data from relational databases, semi-structured data, unstructured data, and binary data. A data lake can be established "on premises" or "in the cloud".

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