In this section, we will learn about the four tier architecture of Oracle EPM and will understand the deployment strategies as well.
Oracle EPM Architecture is divided into four tiers and they are as follows:
Web and WebApp tier: This tier comprises all the Oracle EPM System Products that would require Web Server and WebApp Server. In our case, it is Oracle HTTP Server and Oracle WebLogic respectively.
Client tier: This tier is for the end user or Planner, who will be accessing Planning application on their PCs. Therefore, this tier comprises the products that must be installed on the end user's system to access Planning application.
Database tier: This is the relational database tier. In our case, it is Oracle. There are other supported databases as well, which we will cover in section System requirement check section.
Services tier: This tier includes two servers. One for Oracle Essbase and one for a few other services, as shown in the following image...