added more models

Author: TelRich

german_credit_data/models/aggregates/agg_credit_summary.sql

@@ -0,0 +1,7 @@
+SELECT
+    risk_segment,
+    AVG(credit_amount) AS avg_credit_amount,
+    AVG(credit_score) AS avg_credit_score,
+    AVG(default_risk_percentage) AS avg_default_risk
+FROM {{ ref('int_default_risk') }}
+GROUP BY risk_segment

german_credit_data/models/aggregates/agg_segmented_default_rates.sql

@@ -0,0 +1,8 @@
+SELECT
+    risk_segment,
+    age_group,
+    COUNT(*) AS total_customers,
+    SUM(CASE WHEN default_risk_percentage > 50 THEN 1 ELSE 0 END) AS high_risk_customers,
+    ROUND(SUM(CASE WHEN default_risk_percentage > 50 THEN 1 ELSE 0 END) * 100.0 / COUNT(*), 2) AS default_rate_percentage
+FROM {{ ref('int_default_risk') }}
+GROUP BY risk_segment, age_group

german_credit_data/models/intermediate/int_credit_behaviours.sql

@@ -0,0 +1,20 @@
+WITH behaviour_data AS (
+    SELECT
+        *,
+        CASE
+            WHEN purpose = 'car' AND credit_amount > 5000 THEN 'High Credit for Car'
+            WHEN purpose = 'furniture/equipment' AND credit_amount < 2000 THEN 'Low Credit for Furniture'
+            ELSE 'Standard Credit'
+        END AS credit_behaviour,
+        CASE 
+            WHEN checking_account = 'little' THEN 'Small Balance'
+            WHEN checking_account = 'moderate' THEN 'Moderate Balance'
+            WHEN checking_account = 'rich' THEN 'High Balance'
+            ELSE 'Unknown Balance'
+        END AS checking_account_category
+    FROM {{ ref('stg_german_credit_data') }}
+)
+
+SELECT
+    *
+FROM behaviour_data

german_credit_data/models/stage/stg_german_credit_data.sql

@@ -21,5 +21,5 @@ WITH raw_data AS (
 SELECT * FROM raw_data
 
 {% if target.name == 'dev' %}
-LIMIT 5
+LIMIT 1000
 {% endif %}