mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-22 09:40:49 +00:00
30 lines
842 B
SQL
30 lines
842 B
SQL
DROP TABLE IF EXISTS alter;
|
|
|
|
CREATE TABLE alter (d Date DEFAULT toDate('2015-01-01'), n Nested(x String)) ENGINE = MergeTree(d, d, 8192);
|
|
|
|
INSERT INTO alter (`n.x`) VALUES (['Hello', 'World']);
|
|
|
|
SELECT * FROM alter;
|
|
SELECT * FROM alter ARRAY JOIN n;
|
|
SELECT * FROM alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
ALTER TABLE alter ADD COLUMN n.y Array(UInt64);
|
|
|
|
SELECT * FROM alter;
|
|
SELECT * FROM alter ARRAY JOIN n;
|
|
SELECT * FROM alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
INSERT INTO alter (`n.x`) VALUES (['Hello2', 'World2']);
|
|
|
|
SELECT * FROM alter ORDER BY n.x;
|
|
SELECT * FROM alter ARRAY JOIN n ORDER BY n.x;
|
|
SELECT * FROM alter ARRAY JOIN n WHERE n.x LIKE '%Hello%' ORDER BY n.x;
|
|
|
|
OPTIMIZE TABLE alter;
|
|
|
|
SELECT * FROM alter;
|
|
SELECT * FROM alter ARRAY JOIN n;
|
|
SELECT * FROM alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
DROP TABLE alter;
|