mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 15:42:02 +00:00
15 lines
918 B
MySQL
15 lines
918 B
MySQL
|
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;
|