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Data lakes are large collections of data from many, and often dissimilar, sources that span an entire organization. For data lake creation, your data sources can include internet of things sensors or devices, website traffic, LinkedIn or Twitter activity, and enterprise sales.
The amount of data stored in data lakes is massive, sometimes reaching petabytes in volume. A data lake stores data in a more natural form, compared to a data mart. This helps in collecting data from various sources and structures. It’s important for an organization to properly establish and maintain its data lake, accounting for issues such as data lake governance, privacy and security.
Data lakes are becoming central to enterprise data strategies, regardless of the source or format. Data lake business benefits include: