_______ is a technique used to combine multiple rows of data into a single row.
- Aggregate
- Join
- Pivot
- Unpivot
The technique used to combine multiple rows of data into a single row is called aggregation. This often involves using aggregate functions like SUM, AVG, COUNT, etc., to consolidate data and provide a more concise representation of information.
Loading...
Related Quiz
- Scenario: An e-commerce website needs to store product information, including details like name, price, description, and customer reviews. The website experiences heavy read traffic due to frequent product searches. Which type of database would be most appropriate for this use case?
- What is the role of compression techniques in storage optimization?
- In a star schema, what is the relationship between fact and dimension tables?
- What does SQL stand for in the context of data modeling languages?
- How does partitioning contribute to storage optimization in distributed databases?