mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-27 10:02:01 +00:00
40 lines
968 B
SQL
40 lines
968 B
SQL
DROP TABLE IF EXISTS appointment_events;
|
|
CREATE TABLE appointment_events
|
|
(
|
|
_appointment_id UInt32,
|
|
_id String,
|
|
_status String,
|
|
_set_by_id String,
|
|
_company_id String,
|
|
_client_id String,
|
|
_type String,
|
|
_at String,
|
|
_vacancy_id String,
|
|
_set_at UInt32,
|
|
_job_requisition_id String
|
|
) ENGINE = Memory;
|
|
|
|
INSERT INTO appointment_events (_appointment_id, _set_at, _status) values (1, 1, 'Created'), (2, 2, 'Created');
|
|
|
|
SELECT A._appointment_id,
|
|
A._id,
|
|
A._status,
|
|
A._set_by_id,
|
|
A._company_id,
|
|
A._client_id,
|
|
A._type,
|
|
A._at,
|
|
A._vacancy_id,
|
|
A._set_at,
|
|
A._job_requisition_id
|
|
FROM appointment_events A ANY
|
|
LEFT JOIN
|
|
(SELECT _appointment_id,
|
|
MAX(_set_at) AS max_set_at
|
|
FROM appointment_events
|
|
WHERE _status in ('Created', 'Transferred')
|
|
GROUP BY _appointment_id ) B USING _appointment_id
|
|
WHERE A._set_at = B.max_set_at;
|
|
|
|
DROP TABLE appointment_events;
|