ClickHouse/dbms/tests/queries/0_stateless/00938_test_retention_function.sql

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2019-04-26 09:36:35 +00:00
DROP TABLE IF EXISTS retention_test;
CREATE TABLE retention_test(date Date, uid Int32)ENGINE = Memory;
INSERT INTO retention_test SELECT '2018-08-06', number FROM numbers(8);
INSERT INTO retention_test SELECT '2018-08-07', number FROM numbers(6);
INSERT INTO retention_test SELECT '2018-08-08', number FROM numbers(7);
SELECT uid, retention(date = '2018-08-06', date = '2018-08-07') AS r FROM retention_test WHERE date IN ('2018-08-06', '2018-08-07') GROUP BY uid ORDER BY uid LIMIT 5;
SELECT '----------';
SELECT uid, retention(1, date = '2018-08-06', date = '2018-08-07') AS r FROM retention_test WHERE date IN ('2018-08-06', '2018-08-07') GROUP BY uid ORDER BY uid LIMIT 5;
SELECT '----------';
SELECT uid, retention(uid % 2 = 0, date = '2018-08-06', date = '2018-08-07') AS r FROM retention_test WHERE date IN ('2018-08-06', '2018-08-07') GROUP BY uid ORDER BY uid LIMIT 5;
DROP TABLE IF EXISTS retention_test;