Which phase of the ETL process involves extracting data from various sources?
- Aggregation
- Extraction
- Loading
- Transformation
The extraction phase of the ETL process involves extracting data from multiple sources such as databases, files, or applications to be used for further processing.
Loading...
Related Quiz
- ________ refers to the property where performing the same action multiple times yields the same result as performing it once.
- How does Apache Flink handle event time processing?
- Scenario: You are tasked with designing a new database for an e-commerce platform. What type of data model would you start with to capture the high-level business concepts and requirements?
- How does data lineage contribute to regulatory compliance in metadata management?
- What type of diagrams can be created using data modeling tools like ERWin or Visio?