From the course: Introduction to Data Warehouses
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Data mart vs. data warehouse
From the course: Introduction to Data Warehouses
Data mart vs. data warehouse
- [Instructor] In this video, we will talk about the difference between the data warehouse and the data mart. Let's understand these two concepts along with real-world examples to help you understand when to use each one. So let's dive in. A data mart is a smaller, more focused version of a data warehouse. It is designed to provide specific, targeted information to a specific department or group within an organization. Think of data mart as a specialized collection of books within a library tailored to the needs of a specific group of users. For example, imagine a retail company that has a data warehouse that stores all of its sales data. The finance department might have a data mart that is focused on financial data, such as sales by store. While the marketing department might have a data mart that is focused on customer data, such as demographics and purchasing habits. Another example, a hospital might have a…
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