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Still more test cases.

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drh
2024-08-31 17:50:06 +00:00
parent f138110dfd
commit a5315a6ece
3 changed files with 53 additions and 7 deletions
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46
test/percentile.test
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@ -333,5 +333,51 @@ do_execsql_test percentile-4.2 {
GROUP BY 1 ORDER BY 1;
} {1001 20.37 1002 33.49 1003 55.99 1004 11.22}
do_execsql_test percentile-5.0 {
CREATE TABLE user(name TEXT, class TEXT, cost REAL);
INSERT INTO user VALUES
('Alice', 'Y', 3578.27),
('Bob', 'X', 3399.99),
('Cindy', 'Z', 699.10),
('Dave', 'Y', 3078.27),
('Emma', 'Z', 2319.99),
('Fred', 'Y', 539.99),
('Gina', 'X', 2320.49),
('Hank', 'W', 24.99),
('Irma', 'W', 24.99),
('Jake', 'X', 2234.99),
('Kim', 'Y', 4319.99),
('Liam', 'X', 4968.59),
('Mia', 'W', 59.53),
('Nate', 'W', 23.50);
}
do_execsql_test percentile-5.1 {
SELECT name, class, cost,
percentile_cont(cost, 0.00) OVER w1 AS 'P0',
percentile_cont(cost, 0.25) OVER w1 AS 'P1',
percentile_cont(cost, 0.50) OVER w1 AS 'P2',
percentile_cont(cost, 0.75) OVER w1 AS 'P3',
percentile_cont(cost, 1.00) OVER w1 AS 'P4'
FROM user
WINDOW w1 AS (PARTITION BY class)
ORDER BY class, cost;
} {
Nate W 23.5 23.5 24.6175 24.99 33.625 59.53
Hank W 24.99 23.5 24.6175 24.99 33.625 59.53
Irma W 24.99 23.5 24.6175 24.99 33.625 59.53
Mia W 59.53 23.5 24.6175 24.99 33.625 59.53
Jake X 2234.99 2234.99 2299.115 2860.24 3792.14 4968.59
Gina X 2320.49 2234.99 2299.115 2860.24 3792.14 4968.59
Bob X 3399.99 2234.99 2299.115 2860.24 3792.14 4968.59
Liam X 4968.59 2234.99 2299.115 2860.24 3792.14 4968.59
Fred Y 539.99 539.99 2443.7 3328.27 3763.7 4319.99
Dave Y 3078.27 539.99 2443.7 3328.27 3763.7 4319.99
Alice Y 3578.27 539.99 2443.7 3328.27 3763.7 4319.99
Kim Y 4319.99 539.99 2443.7 3328.27 3763.7 4319.99
Cindy Z 699.1 699.1 1104.3225 1509.545 1914.7675 2319.99
Emma Z 2319.99 699.1 1104.3225 1509.545 1914.7675 2319.99
}
finish_test