The features of Oracle Essbase are valuable, such as its multi-dimensional database used for dynamic calculations and reporting purposes. These features are valuable because they support multi-dimensional data views, allowing users to analyze relationships across various data categories and establish a comprehensive perspective on business operations. Moreover, dynamic calculations allow real-time data analysis, significantly improving the accuracy and depth of financial insights. I have utilized Essbase's data aggregation capabilities. The Oracle Essbase interface provides a good user experience, allowing users to easily navigate and analyze data with fast query performance, effective data visualization tools such as charts, graphs, and tables, and flexibility for customizable analysis and reporting, including the ability to create ad hoc reports. The benefits of the interface include improving productivity and enhancing decision-making.