ClickHouse/tests/queries/0_stateless/01532_collate_in_low_cardinality.sql
2021-09-12 17:15:28 +03:00

36 lines
1.2 KiB
SQL
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

-- Tags: no-fasttest
DROP TABLE IF EXISTS test_collate;
DROP TABLE IF EXISTS test_collate_null;
CREATE TABLE test_collate (x UInt32, s LowCardinality(String)) ENGINE=Memory();
CREATE TABLE test_collate_null (x UInt32, s LowCardinality(Nullable(String))) ENGINE=Memory();
INSERT INTO test_collate VALUES (1, 'Ё'), (1, 'ё'), (1, 'а'), (2, 'А'), (2, 'я'), (2, 'Я');
INSERT INTO test_collate_null VALUES (1, 'Ё'), (1, 'ё'), (1, 'а'), (2, 'А'), (2, 'я'), (2, 'Я'), (1, null), (2, null);
SELECT 'Order by without collate';
SELECT * FROM test_collate ORDER BY s;
SELECT 'Order by with collate';
SELECT * FROM test_collate ORDER BY s COLLATE 'ru';
SELECT 'Order by tuple without collate';
SELECT * FROM test_collate ORDER BY x, s;
SELECT 'Order by tuple with collate';
SELECT * FROM test_collate ORDER BY x, s COLLATE 'ru';
SELECT 'Order by without collate';
SELECT * FROM test_collate_null ORDER BY s;
SELECT 'Order by with collate';
SELECT * FROM test_collate_null ORDER BY s COLLATE 'ru';
SELECT 'Order by tuple without collate';
SELECT * FROM test_collate_null ORDER BY x, s;
SELECT 'Order by tuple with collate';
SELECT * FROM test_collate_null ORDER BY x, s COLLATE 'ru';
DROP TABLE test_collate;
DROP TABLE test_collate_null;