add daily/monthly average tx fee

database/schema/00-cosmos.sql

@@ -122,4 +122,18 @@ SELECT DATE_TRUNC('month', b.timestamp) AS month,
        COUNT(t.height) AS transaction_volume
 FROM block b
 LEFT JOIN transaction t ON b.height = t.height
+GROUP BY month;
+
+CREATE VIEW daily_average_fee AS
+SELECT DATE_TRUNC('day', b.timestamp) AS day,
+       AVG((fee->'amount'->0->>'amount')::numeric) AS avg_daily_fee
+FROM block b
+LEFT JOIN transaction t ON b.height = t.height
+GROUP BY day;
+
+CREATE VIEW monthly_average_fee AS
+SELECT DATE_TRUNC('month', b.timestamp) AS month,
+       AVG((fee->'amount'->0->>'amount')::numeric) AS avg_monthly_fee
+FROM block b
+LEFT JOIN transaction t ON b.height = t.height
 GROUP BY month;

hasura/metadata/databases/bdjuno/tables/public_daily_average_fee.yaml

@@ -0,0 +1,12 @@
+table:
+  name: daily_average_fee
+  schema: public
+select_permissions:
+  - permission:
+      allow_aggregations: true
+      columns:
+        - day
+        - avg_daily_fee
+      filter: {}
+      limit: 100
+    role: anonymous

hasura/metadata/databases/bdjuno/tables/public_monthly_average_fee.yaml

@@ -0,0 +1,12 @@
+table:
+  name: monthly_average_fee
+  schema: public
+select_permissions:
+  - permission:
+      allow_aggregations: true
+      columns:
+        - month
+        - avg_monthly_fee
+      filter: {}
+      limit: 100
+    role: anonymous