Azure Data Lake Essentials
A Data Lake is a central data repository that can hold a vast amount of structured and unstructured data in its native format, until the value has been discovered through the use of other data sources, experimentation, and exploration through a collaborated approach in the organization. It is a compliment and mature attribute to existing Business Intelligence implementations, providing proof-of-value concepts to our data. In our design efforts, the Data Warehouse should almost always receive architecture priority over the Data Lake.
This blog can be read here: https://www.talavant.com/data-lake-essentials/