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Data Lake Architecture: Designing the Data Lake and Avoiding the Garbage Dump by Bill Inmon

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Chapter 3 Inside the Data Lake

In order to better understand how the data lake can be prepared for future access and analysis, it is necessary to take a look at what lies inside the data lake.

While it is true that any kind of data can be found inside the data lake, it is nevertheless possible to categorize the data into three categories:

  • Analog data
  • Application data
  • Textual data.

Fig 3.1 shows that most data inside the data lake fits into one of three categories.

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Fig 3.1 Categorizing data lake data into three types

Analog Data ...

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