# name: benchmark/micro/window/window_partition.benchmark
# description: Range join between integers
# group: [window]

name Window Partition
group window

load
SELECT SETSEED(0.8675309);
CREATE TABLE df AS
	SELECT
		idx,
		random() AS a,
		random() AS b,
		round(random() * 10000)::INTEGER AS c,
	FROM range(1000000) tbl(idx)
;

run
SELECT SUM(a)
FROM (
	SELECT idx,
		SUM(a) over (PARTITION BY c ORDER BY idx ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS a
	FROM df
);

result I
25474151.276410