mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-16 12:44:42 +00:00
23 lines
1015 B
SQL
23 lines
1015 B
SQL
DROP TABLE IF EXISTS test.distinct;
|
|
CREATE TABLE test.distinct (Num UInt32, Name String) ENGINE = Memory;
|
|
|
|
INSERT INTO test.distinct (Num, Name) VALUES (1, 'John');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (1, 'John');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (3, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (3, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (3, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (4, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (4, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (5, 'Bill');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (7, 'Bill');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (7, 'Bill');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (7, 'Mary');
|
|
INSERT INTO test.distinct (Num, Name) VALUES (7, 'John');
|
|
|
|
-- String field
|
|
SELECT Name FROM (SELECT DISTINCT Name FROM test.distinct) ORDER BY Name;
|
|
-- Num field
|
|
SELECT Num FROM (SELECT DISTINCT Num FROM test.distinct) ORDER BY Num;
|
|
|
|
DROP TABLE IF EXISTS test.distinct;
|