class: subtitle # Working session 2 We just got some payment data into our warehouse: `select * from raw.stripe.payment` <img src="/ui/img/dbt-learn/lessons/raw_payment_data.png" style="width: 100%;" class="img-center"> ??? Notes on the data (for teachers, hopefully the students discover some of these) * singular table name * no underscores in column names * cased column names * amount is in cents * `created` vs. `created_date` --- name: working-session-2 class: subtitle # Working session 2 We just got some payment data into our warehouse: ```sql select * from raw.stripe.payment ``` .dense-text[ 1. Build a `stg_payments` model to stage the payment data. 2. Build an `orders` model with the following fields: * `order_id` * `customer_id` * `amount` (hint: this has to come from payments) 3. Add a new field to the `customers` model: * `customers.lifetime_value`: the total amount a customer has spent at `jaffle_shop` ] By the way, the Excel spreadsheet I've been using to raise venture capital says my all-time revenue is $1,672. ??? Discussion points (leading questions for the next session) Where did our data come from? How do we know that? * All of it was in the `raw` database * Grouped into schemas based on the source When building your models * What did you name the files? * How did you organize them in your models directory?