mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-06 13:22:57 +00:00
ed17997449
* test: migrate join tests Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * chore: update test results after rebasing main branch Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: unstable query sort results and natural_join test Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: count(*) with joining Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: unstable query sort results and style Signed-off-by: Dennis Zhuang <killme2008@gmail.com> --------- Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
45 lines
1.5 KiB
Plaintext
45 lines
1.5 KiB
Plaintext
-- Tests join predicate pushdown optimization scenarios
|
|
CREATE TABLE events_push(event_id INTEGER, user_id INTEGER, event_type VARCHAR, "value" INTEGER, ts TIMESTAMP TIME INDEX);
|
|
|
|
Affected Rows: 0
|
|
|
|
CREATE TABLE users_push(user_id INTEGER, user_name VARCHAR, region VARCHAR, ts TIMESTAMP TIME INDEX);
|
|
|
|
Affected Rows: 0
|
|
|
|
INSERT INTO events_push VALUES (1, 100, 'click', 1, 1000), (2, 100, 'view', 2, 2000), (3, 200, 'click', 1, 3000), (4, 300, 'purchase', 5, 4000);
|
|
|
|
Affected Rows: 4
|
|
|
|
INSERT INTO users_push VALUES (100, 'Alice', 'US', 1000), (200, 'Bob', 'EU', 2000), (300, 'Charlie', 'US', 3000);
|
|
|
|
Affected Rows: 3
|
|
|
|
SELECT e.event_type, u.region, COUNT(*) as event_count FROM events_push e INNER JOIN users_push u ON e.user_id = u.user_id WHERE u.region = 'US' GROUP BY e.event_type, u.region ORDER BY event_count DESC, e.event_type ASC;
|
|
|
|
+------------+--------+-------------+
|
|
| event_type | region | event_count |
|
|
+------------+--------+-------------+
|
|
| click | US | 1 |
|
|
| purchase | US | 1 |
|
|
| view | US | 1 |
|
|
+------------+--------+-------------+
|
|
|
|
SELECT u.user_name, SUM(e."value") as total_value FROM users_push u INNER JOIN events_push e ON u.user_id = e.user_id WHERE e.event_type = 'click' GROUP BY u.user_id, u.user_name ORDER BY total_value DESC, u.user_name ASC;
|
|
|
|
+-----------+-------------+
|
|
| user_name | total_value |
|
|
+-----------+-------------+
|
|
| Alice | 1 |
|
|
| Bob | 1 |
|
|
+-----------+-------------+
|
|
|
|
DROP TABLE events_push;
|
|
|
|
Affected Rows: 0
|
|
|
|
DROP TABLE users_push;
|
|
|
|
Affected Rows: 0
|
|
|