Examples and Use Cases
Let’s discuss some ETL pipelines that companies might build.
To make this more approachable, all of the examples revolve around ETL pipelines that a food ordering company might build.
Moving data to an analytical dashboard
Modern companies today have multiple independent systems and databases under their command. An ETL pipeline can transfer data between these systems within the company.
For example, a food ordering company might store all its transactions and orders in the main production database. It will trigger an ETL process every four hours to pull the latest batch of order data into the data warehouse and feed a Tableau or a Power BI dashboard.
Moving data to data marts
Using ETL, we can transfer data from ...