The Three-tier Architecture includes three layers in order to extract the data from the various database and store data in the qlikview data file, apply the business logic and develop the data model using QVD files and finally create the dashboard by using the second layer as a binary load which helps the business user to analyse and process the data.
1. Load
(Extract Layer and QVD Layer)
2. Transform
( QlikMart Layer)
3. Presentation (Presentation Layer)
