This is a text description of thinclie.gif. A thin-client configuration has two tiers: Application Server Tier. An application server, the BI Beans and the client-side OLAP API run in this tier. Data Server Tier. The Oracle RDBMS runs in this tier. It contains the server-side OLAP API, a metadata provider, the metadata, N-pass OLAP functions, and Oracle OLAP. Oracle OLAP contains a calculation engine and one or more analytic workspaces.