This is the phase where you develop an understanding of the data sources that you will use throughout the project.
In this phase, you are typically trying to address the following items:
- Clearing data access and authorization issues.
- Loading data into a platform of preference for initial analysis.
- Being aware of sensitive information and performing necessary operations, such as anonymizing or deletion of sensitive data.
- Identifying datasets to be used.
- Identifying data schema and getting field descriptions.
- Determining the quantity for each dataset and identifying discrepancies. For example, you check if the variables that are present in different tables have the same datatype, for example, a variable could be an integer ...