Ppt data warehouse tasks: First Style 1-Dimensions 2- The fact table 3- Browse the cube 4- Create Mining Structure: · Dependency network · Decision tree · Drill through · Mining legend · Attribute profile · Attribute Discrimination · Mining accuracy chart. Ppt data warehouse tasks: Second Style 1- Load database 2- Cleaning data and check keys ( model) 3- Create data ( dimension) 4- Duplicate: decision tree 5- Create relationship 6- Deploy cube 7- Report services .