scratch SQL for reference

scratch.sql

@@ -0,0 +1,5 @@
+--Monthly report, breakdown by group
+SELECT * FROM (SELECT groups.name AS "group", date_part('year',ts) AS year, date_part('month', ts) AS month, units.name AS unit, TRUNC(sum(price),2) AS total_price FROM transactions AS t JOIN products ON (product_id = products.id) JOIN categories ON (category_id = categories.id) JOIN groups ON (group_id = groups.id) JOIN units ON (unit_id = units.id) WHERE date_part('year',ts) IN (2021, 2022) GROUP BY date_part('year',ts), date_part('month', ts), ROLLUP(groups.name, units.name) ORDER BY year, month, "group", unit) AS subq WHERE unit IS NULL;
+
+--Group monthly trend
+SELECT * FROM (SELECT groups.name AS "group", date_part('year',ts) AS year, date_part('month', ts) AS month, TRUNC(sum(price),2) AS total_price FROM transactions AS t JOIN products ON (product_id = products.id) JOIN categories ON (category_id = categories.id) JOIN groups ON (group_id = groups.id) JOIN units ON (unit_id = units.id) WHERE date_part('year',ts) IN (2021, 2022) GROUP BY ROLLUP(groups.name, date_part('year', ts), date_part('month', ts)) ORDER BY "group",year, month) AS subq WHERE month IS NOT NULL;