Time for action—loading the sales fact table by looking up dimensions
Let's load the sales fact table,
ft_sales, with sales information for a given range of dates. Before doing this exercise, be sure that you have already loaded the dimensions. You did it in the previous tutorial.
Also check that the database engine is up and that both the
js and the
js_dw databases are accessible from PDI. If everything is in order, you are ready to start:
- Create a new transformation.
- Drag a Table input step to the canvas.
- Double-click the step. Select js as Connection—the connection to the operational database.
- In the SQL frame type the following query:
SELECT i.inv_date ,d.man_code ,cu.city_id ,pr.pro_type product_type ,b.buy_desc ,p.pay_desc ,sum(d.cant_prod) quantity ...