mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-11 07:42:54 +00:00
9dbf6dd8d0
* test: migrate window tests Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: blank line at the end Signed-off-by: Dennis Zhuang <killme2008@gmail.com> --------- Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
23 lines
798 B
SQL
23 lines
798 B
SQL
-- Migrated from DuckDB test: test/sql/window/test_window_rows.test
|
|
-- Tests window frame specifications
|
|
|
|
CREATE TABLE t3(a VARCHAR, b VARCHAR, c INTEGER, ts TIMESTAMP TIME INDEX);
|
|
|
|
INSERT INTO t3 VALUES
|
|
('AA', 'aa', 100, 1000), ('BB', 'aa', 200, 2000), ('CC', 'bb', 300, 3000),
|
|
('DD', 'aa', 400, 4000), ('EE', 'bb', 500, 5000);
|
|
|
|
-- Window with ROWS frame
|
|
SELECT a, c, SUM(c) OVER (ORDER BY c ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) as sum_val
|
|
FROM t3 ORDER BY c;
|
|
|
|
-- Window with UNBOUNDED frame
|
|
SELECT a, c, SUM(c) OVER (ORDER BY c ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) as cumsum
|
|
FROM t3 ORDER BY c;
|
|
|
|
-- Window with partition and frame
|
|
SELECT a, b, c, AVG(c) OVER (PARTITION BY b ORDER BY c ROWS BETWEEN 1 PRECEDING AND CURRENT ROW) as avg_val
|
|
FROM t3 ORDER BY b, c;
|
|
|
|
DROP TABLE t3;
|