To add a Custom Query while creating a dataset, follow the steps given below.

1. At the product selection page click on create dataset under Data Connect.
   
   
2. Then Select any dataset Under RDBMS
3. Click  Add  Custom Query on selected dataset. Then Add Custom Query page is displayed.
   
   
4. Enter a suitable Name for your custom query.
5. Enter a suitable Description for your query.
6. Enter your query in the Add Custom Query field. (For example, select * from A where city = "Pune")
7. Click Add Query. The query is added to your Dataset.

The following figure shows Add Custom Query page.