ClickHouse/tests/queries/0_stateless/02783_date_predicate_optimizations.sql

CREATE TABLE source
(
    `ts` DateTime('UTC'),
    `n` Int32
)
ENGINE = MergeTree
PARTITION BY toYYYYMM(ts)
ORDER BY tuple();

INSERT INTO source values ('2021-12-31 23:00:00', 0);

SELECT * FROM source WHERE toYYYYMM(ts) = 202112;
SELECT * FROM source WHERE toYear(ts) = 2021;

DROP TABLE IF EXISTS source;
CREATE TABLE source
(
    `dt` Date,
    `ts` DateTime,
    `dt_32` Date32,
    `ts_64` DateTime64(3),
    `n` Int32
)
ENGINE = MergeTree
PARTITION BY toYYYYMM(ts)
ORDER BY tuple();

INSERT INTO source values ('2022-12-31', '2022-12-31 23:59:59', '2022-12-31', '2022-12-31 23:59:59.123', 0);
INSERT INTO source values ('2023-01-01', '2023-01-01 00:00:00', '2023-01-01', '2023-01-01 00:00:00.000', 1);
INSERT INTO source values ('2023-12-01', '2023-12-01 00:00:00', '2023-12-01', '2023-12-01 00:00:00.000', 2);
INSERT INTO source values ('2023-12-31', '2023-12-31 23:59:59', '2023-12-31', '2023-12-31 23:59:59.123', 3);
INSERT INTO source values ('2024-01-01', '2024-01-01 00:00:00', '2024-01-01', '2024-01-01 00:00:00.000', 4);

SELECT 'Date';
SELECT count(*) FROM source WHERE toYYYYMM(dt) = 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt) <> 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt) < 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt) <= 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt) > 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt) >= 202312;
SELECT count(*) FROM source WHERE toYear(dt) = 2023;
SELECT count(*) FROM source WHERE toYear(dt) <> 2023;
SELECT count(*) FROM source WHERE toYear(dt) < 2023;
SELECT count(*) FROM source WHERE toYear(dt) <= 2023;
SELECT count(*) FROM source WHERE toYear(dt) > 2023;
SELECT count(*) FROM source WHERE toYear(dt) >= 2023;

SELECT 'DateTime';
SELECT count(*) FROM source WHERE toYYYYMM(ts) = 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts) <> 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts) < 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts) <= 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts) > 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts) >= 202312;
SELECT count(*) FROM source WHERE toYear(ts) = 2023;
SELECT count(*) FROM source WHERE toYear(ts) <> 2023;
SELECT count(*) FROM source WHERE toYear(ts) < 2023;
SELECT count(*) FROM source WHERE toYear(ts) <= 2023;
SELECT count(*) FROM source WHERE toYear(ts) > 2023;
SELECT count(*) FROM source WHERE toYear(ts) >= 2023;

SELECT 'Date32';
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) = 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) <> 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) < 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) <= 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) > 202312;
SELECT count(*) FROM source WHERE toYYYYMM(dt_32) >= 202312;
SELECT count(*) FROM source WHERE toYear(dt_32) = 2023;
SELECT count(*) FROM source WHERE toYear(dt_32) <> 2023;
SELECT count(*) FROM source WHERE toYear(dt_32) < 2023;
SELECT count(*) FROM source WHERE toYear(dt_32) <= 2023;
SELECT count(*) FROM source WHERE toYear(dt_32) > 2023;
SELECT count(*) FROM source WHERE toYear(dt_32) >= 2023;

SELECT 'DateTime64';
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) = 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) <> 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) < 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) <= 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) > 202312;
SELECT count(*) FROM source WHERE toYYYYMM(ts_64) >= 202312;
SELECT count(*) FROM source WHERE toYear(ts_64) = 2023;
SELECT count(*) FROM source WHERE toYear(ts_64) <> 2023;
SELECT count(*) FROM source WHERE toYear(ts_64) < 2023;
SELECT count(*) FROM source WHERE toYear(ts_64) <= 2023;
SELECT count(*) FROM source WHERE toYear(ts_64) > 2023;
SELECT count(*) FROM source WHERE toYear(ts_64) >= 2023;
DROP TABLE source;