mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-04 05:22:17 +00:00
30 lines
917 B
SQL
30 lines
917 B
SQL
DROP TABLE IF EXISTS test.alter;
|
|
|
|
CREATE TABLE test.alter (d Date DEFAULT toDate('2015-01-01'), n Nested(x String)) ENGINE = MergeTree(d, d, 8192);
|
|
|
|
INSERT INTO test.alter (`n.x`) VALUES (['Hello', 'World']);
|
|
|
|
SELECT * FROM test.alter;
|
|
SELECT * FROM test.alter ARRAY JOIN n;
|
|
SELECT * FROM test.alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
ALTER TABLE test.alter ADD COLUMN n.y Array(UInt64);
|
|
|
|
SELECT * FROM test.alter;
|
|
SELECT * FROM test.alter ARRAY JOIN n;
|
|
SELECT * FROM test.alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
INSERT INTO test.alter (`n.x`, `n.y`) VALUES (['Hello2', 'World2'], [123, 456]);
|
|
|
|
SELECT * FROM test.alter;
|
|
SELECT * FROM test.alter ARRAY JOIN n;
|
|
SELECT * FROM test.alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
OPTIMIZE TABLE test.alter;
|
|
|
|
SELECT * FROM test.alter;
|
|
SELECT * FROM test.alter ARRAY JOIN n;
|
|
SELECT * FROM test.alter ARRAY JOIN n WHERE n.x LIKE '%Hello%';
|
|
|
|
DROP TABLE test.alter;
|