A data mart is a specialized subset of a data warehouse focused on a specific functional area or department within an organization. It provides a simplified and targeted view of data, addressing specific reporting and analytical needs. Data marts are smaller in scale and scope, typically holding relevant data for a specific group of users, such as sales, marketing, or finance. They are organized around specific subjects, such as sales, customer data, or product information, and are structured, transformed, and optimized for efficient querying a...