ClickHouse/tests/queries/0_stateless/00953_moving_functions.sql

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DROP TABLE IF EXISTS moving_sum_num;
DROP TABLE IF EXISTS moving_sum_dec;
CREATE TABLE moving_sum_num (
k String,
dt DateTime,
v UInt64
)
ENGINE = MergeTree ORDER BY (k, dt);
INSERT INTO moving_sum_num
SELECT 'b' k, toDateTime('2001-02-03 00:00:00')+number as dt, number as v
FROM system.numbers
LIMIT 5
UNION ALL
SELECT 'a' k, toDateTime('2001-02-03 00:00:00')+number as dt, number as v
FROM system.numbers
LIMIT 5;
INSERT INTO moving_sum_num
SELECT 'b' k, toDateTime('2001-02-03 01:00:00')+number as dt, 5+number as v
FROM system.numbers
LIMIT 5;
SELECT * FROM moving_sum_num ORDER BY k,dt FORMAT TabSeparatedWithNames;
2023-12-11 17:08:01 +00:00
-- Result of function 'groupArrayMovingSum' depends on the order of merging
-- aggregate states which is implementation defined in external aggregation.
SET max_bytes_before_external_group_by = 0;
SELECT k, groupArrayMovingSum(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
SELECT k, groupArrayMovingSum(3)(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
SELECT k, groupArrayMovingAvg(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
SELECT k, groupArrayMovingAvg(3)(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
CREATE TABLE moving_sum_dec ENGINE = Memory AS
SELECT k, dt, toDecimal64(v, 2) as v
FROM moving_sum_num;
SELECT k, groupArrayMovingSum(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
SELECT k, groupArrayMovingSum(v) FROM (SELECT * FROM moving_sum_num ORDER BY k, dt) GROUP BY k ORDER BY k FORMAT TabSeparatedWithNamesAndTypes;
DROP TABLE moving_sum_dec;
DROP TABLE moving_sum_num;