feat(historical): durable Postgres-backed historical_sales + repoint Superset dashboard (no Trino downtime)

2026-06-26 09:43:21 +00:00
parent be2bbcbd92
commit 37c03b6881
2 changed files with 42 additions and 0 deletions
@@ -0,0 +1,18 @@
+DROP TABLE IF EXISTS public.historical_sales;
+CREATE TABLE public.historical_sales (
+  order_id bigint, order_date date, order_year int, region text,
+  product_category text, channel text, quantity int,
+  unit_price double precision, amount double precision
+);
+INSERT INTO public.historical_sales
+SELECT s,
+  DATE '2019-01-01' + ((s*7)%2190),
+  EXTRACT(YEAR FROM (DATE '2019-01-01' + ((s*7)%2190)))::int,
+  (ARRAY['EMEA','AMER','APAC','LATAM'])[(s%4)+1],
+  (ARRAY['Servers','Storage','Networking','Laptops','Services'])[(s%5)+1],
+  (ARRAY['Direct','Partner','Online'])[(s%3)+1],
+  (1+(s%50))::int,
+  round((100+(s%9000)*0.5)::numeric,2)::double precision,
+  round(((1+(s%50))*(100+(s%9000)*0.5))::numeric,2)::double precision
+FROM generate_series(1,25000) s;
+SELECT order_year, count(*), round(sum(amount)::numeric,0) FROM public.historical_sales GROUP BY order_year ORDER BY 1;