wip: add order metrics

models/metricflow.yml

@@ -0,0 +1,56 @@
+semantic_models:
+  - name: orders
+    defaults:
+      agg_time_dimension: order_date
+    description: >
+      This is different to the underlying models?
+    model: ref('orders')
+    entities:
+      - name: order_id
+        type: primary
+      - name: customer_id
+        type: foreign
+    dimensions:
+      - name: is_completed
+        type: categorical
+      - name: order_date
+        type: time
+        type_params:
+          time_granularity: day
+      - name: status
+        type: categorical
+    measures:
+      - name: order_count
+        agg: count_distinct
+        expr: order_id
+      - name: first_order
+        agg: min
+        expr: order_date
+      - name: last_order
+        agg: max
+        expr: order_date
+      - name: average_order_size
+        agg: average
+        expr: amount
+      - name: total_order_amount
+        agg: sum
+        expr: amount
+
+metrics:
+  - name: order_count
+    type: simple
+    type_params:
+      measure: order_count
+    label: Order count
+  - name: completed_order_count
+    label: Completed order count
+    type: simple
+    type_params:
+      measure: order_count
+    filter: |
+      {{ Dimension('order_id__is_completed') == true }}
+  - name: fulfilment_rate
+    label: Fulfilment rate
+    type: derived
+    type_params:
+      expr: SAFE_DIVIDE(completed_order_count, order_count)

models/metricflow_time_spine.sql

@@ -0,0 +1,24 @@
+{{
+    config(
+        materialized = 'table',
+    )
+}}
+
+with days as (
+
+    {{
+        dbt_utils.date_spine(
+            'day',
+            "to_date('01/01/2000','mm/dd/yyyy')",
+            "to_date('01/01/2027','mm/dd/yyyy')"
+        )
+    }}
+
+),
+
+final as (
+    select cast(date_day as date) as date_day
+    from days
+)
+
+select * from final

models/schema.yml

@@ -1,38 +1,4 @@
 version: 2
-metrics:
-  - name: unique_customer_count
-    label: Unique customer count
-    model: ref('customers')
-    description: Total number of customers
-    type: count_distinct
-    sql: customer_id
-    timestamp: created
-    time_grains: [day, week, month, quarter, year]
-  - name: completed_order_count
-    label: Completed order count
-    model: ref('orders')
-    description: Total number of completed orders
-    type: count_distinct
-    sql: order_id
-    timestamp: order_date
-    time_grains: [day, week, month, quarter, year]
-    filters:
-      - field: is_completed
-        operator: '='
-        value: 'true'
-  - name: dbt_expression
-    label: dbt_expression
-    description: derived metric in v1.2 ( deprecated )
-    type: expression
-    sql: "{{metric('unique_customer_count')}} / {{metric('unique_customer_count')}}"
-    timestamp: created
-    time_grains: [ day, week, month, quarter, year ]
-  - name: dbt_derived
-    label: dbt_derived
-    calculation_method: derived
-    expression: "{{metric('unique_customer_count')}} / {{metric('unique_customer_count')}}"
-    timestamp: created
-    time_grains: [ day, week, month, quarter, year ]
 models:
   - name: customers
     description: >-