mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
24 lines
890 B
SQL
24 lines
890 B
SQL
DROP TABLE IF EXISTS defaults;
|
|
CREATE TABLE defaults (a UInt8, b DEFAULT 0, c DEFAULT identity(b)) ENGINE = Memory;
|
|
INSERT INTO defaults (a) VALUES (1);
|
|
SELECT * FROM defaults;
|
|
DROP TABLE defaults;
|
|
|
|
DROP TABLE IF EXISTS elog_cut;
|
|
CREATE TABLE elog_cut
|
|
(
|
|
date Date DEFAULT toDate(uts),
|
|
uts DateTime,
|
|
pr UInt64,
|
|
ya_uid UInt64,
|
|
adf_uid UInt64,
|
|
owner_id UInt32,
|
|
eff_uid UInt64 DEFAULT if(adf_uid != 0, adf_uid, ya_uid),
|
|
page_session UInt64 DEFAULT cityHash64(eff_uid, pr),
|
|
sample_key UInt64 ALIAS page_session
|
|
) ENGINE = MergeTree(date, cityHash64(adf_uid, ya_uid, pr), (owner_id, date, cityHash64(adf_uid, ya_uid, pr)), 8192);
|
|
|
|
INSERT INTO elog_cut (uts, pr, ya_uid, adf_uid, owner_id) VALUES ('2015-01-01 01:02:03', 111, 123, 456, 789);
|
|
SELECT date, uts, pr, ya_uid, adf_uid, owner_id, eff_uid, page_session, sample_key FROM elog_cut;
|
|
DROP TABLE elog_cut;
|