--- title: "Rollup" description: "Rollup" position: 560 category: "Product" menuTitle: "Rollup" --- ## Rollup Sample simple Organization structure: - 5 verticals, each vertical has a team name & associated team code - 5 employees working at different verticals - Vertical **has many** Employees : relationship has been defined ![LookUp](https://user-images.githubusercontent.com/86527202/144038845-402d5401-a214-4166-bc07-fcf8dcc8a961.png) ### RollUp AGGREGATION functions supported - Count - Minimum - Maximum - Average - Sum - Count Distinct - Sum Distrinct - Average Distinct Now, we can explore how to extract employee count information per vertical using **"ROLLUP"** columns ## Adding a rollup column ### 1. Add new column Click on '+' icon to the left of column headers in Verticals table ![1](https://user-images.githubusercontent.com/86527202/144236273-484edc5b-7f5f-4041-b480-db08d4459d07.png) ### 2. Feed column name ![2](https://user-images.githubusercontent.com/86527202/144236279-41904955-4990-4a23-bec6-b0953002eac6.png) ### 3. Select Column type as 'Rollup' ![3](https://user-images.githubusercontent.com/86527202/144236283-4596e3e1-3bf8-488f-bc9b-8ec1466a35c6.png) ### 4. Choose Child Table Table Employee in our example ![4](https://user-images.githubusercontent.com/86527202/144236284-301178d8-f452-4d1e-9dff-80dd9570c280.png) ### 5. Choose on ​Child column Pick appropriate column for aggreagation ![5](https://user-images.githubusercontent.com/86527202/144236286-28547d74-feb8-4ad8-a872-7ba809e5db1e.png) ### 6. Select ​Aggregate function Aggregate function will be "count" in our case ![6](https://user-images.githubusercontent.com/86527202/144236288-34a567d5-a5e9-4a1e-b074-5ea633e799a3.png) ### 7. Click on Save ![7](https://user-images.githubusercontent.com/86527202/144236289-5872529a-ba47-428d-979e-fdefb92a1039.png) ### 8. Column TeamCount is populated with appropriate information ![8](https://user-images.githubusercontent.com/86527202/144236291-52855f92-ad8b-4be1-aa98-b5cfdb1ee108.png)