Some stuff

code_thingies/database/README.md

@@ -16,7 +16,7 @@ CREATE DATABASE airbnb;
     
 CREATE SCHEMA raw;
 
--- The following tables should be created in the `raw` schema
+-- The following tables should be created in the `src` schema
 
 CREATE TABLE raw_listings (
     id INTEGER,
@@ -53,7 +53,7 @@ CREATE SCHEMA dev;
 -- Create a user for dbt activity
 CREATE USER transformation_user WITH ENCRYPTED PASSWORD 'transformation_user_password';
 
--- Allow dbt user to read from raw schema
+-- Allow dbt user to read from src schema
 GRANT CONNECT ON DATABASE airbnb TO transformation_user;
 GRANT USAGE ON SCHEMA raw TO transformation_user;
 GRANT SELECT ON ALL TABLES IN SCHEMA raw TO transformation_user;

code_thingies/dbtlearn/models/src/src_listings.sql

@@ -0,0 +1,20 @@
+WITH raw_listings AS (
+	SELECT *
+	FROM raw.raw_listings
+)
+SELECT
+	id AS listing_id,
+	name AS listing_name,
+	listing_url,
+	room_type,
+	minimum_nights,
+	host_id,
+	price AS price_str,
+	created_at,
+	updated_at
+FROM
+    raw_listings
+
+
+
+

code_thingies/dbtlearn/models/src/src_reviews.sql

@@ -0,0 +1,11 @@
+WITH raw_reviews AS (
+	SELECT *
+	FROM raw.raw_reviews
+)
+SELECT
+	listing_id,
+	date AS review_date,
+	comments AS review_text,
+	sentiment AS review_sentiment
+FROM
+    raw_reviews

notes/8.md

@@ -0,0 +1,7 @@
+## Models
+
+Models are the fundamental concept behind dbt.
+
+They are stored as SQL files in the `models` folder.
+
+Models can be related between themselves to map dependencies.