mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 15:42:02 +00:00
122 lines
5.3 KiB
SQL
122 lines
5.3 KiB
SQL
DROP TABLE IF EXISTS t1;
|
|
|
|
DROP DICTIONARY IF EXISTS dict_flat;
|
|
DROP DICTIONARY IF EXISTS dict_hashed;
|
|
DROP DICTIONARY IF EXISTS dict_complex_cache;
|
|
|
|
CREATE TABLE t1 (key UInt64, a UInt8, b String, c Float64) ENGINE = MergeTree() ORDER BY key;
|
|
INSERT INTO t1 SELECT number, number, toString(number), number from numbers(4);
|
|
|
|
CREATE DICTIONARY dict_flat (key UInt64 DEFAULT 0, a UInt8 DEFAULT 42, b String DEFAULT 'x', c Float64 DEFAULT 42.0)
|
|
PRIMARY KEY key
|
|
SOURCE(CLICKHOUSE(TABLE 't1'))
|
|
LIFETIME(MIN 1 MAX 10)
|
|
LAYOUT(FLAT());
|
|
|
|
CREATE DICTIONARY dict_hashed (key UInt64 DEFAULT 0, a UInt8 DEFAULT 42, b String DEFAULT 'x', c Float64 DEFAULT 42.0)
|
|
PRIMARY KEY key
|
|
SOURCE(CLICKHOUSE(TABLE 't1'))
|
|
LIFETIME(MIN 1 MAX 10)
|
|
LAYOUT(HASHED());
|
|
|
|
CREATE DICTIONARY dict_complex_cache (key UInt64 DEFAULT 0, a UInt8 DEFAULT 42, b String DEFAULT 'x', c Float64 DEFAULT 42.0)
|
|
PRIMARY KEY key, b
|
|
SOURCE(CLICKHOUSE(TABLE 't1'))
|
|
LIFETIME(MIN 1 MAX 10)
|
|
LAYOUT(COMPLEX_KEY_CACHE(SIZE_IN_CELLS 1));
|
|
|
|
SET join_use_nulls = 0;
|
|
|
|
SET join_algorithm = 'direct';
|
|
|
|
SELECT 'flat: left on';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_flat d ON s1.key = d.key ORDER BY s1.key;
|
|
SELECT 'flat: left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT 'flat: any left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANY LEFT JOIN dict_flat d USING(key) ORDER BY key;
|
|
|
|
SELECT 'flat: semi left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 SEMI JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT 'flat: anti left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANTI JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT 'flat: inner';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 JOIN dict_flat d USING(key);
|
|
SELECT 'flat: inner on';
|
|
SELECT * FROM (SELECT number AS k FROM numbers(100)) s1 JOIN dict_flat d ON k = key ORDER BY k;
|
|
|
|
SET join_use_nulls = 1;
|
|
|
|
SELECT 'hashed: left on';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_hashed d ON s1.key = d.key ORDER BY s1.key;
|
|
SELECT 'hashed: left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_hashed d USING(key) ORDER BY key;
|
|
SELECT 'hashed: any left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANY LEFT JOIN dict_hashed d USING(key) ORDER BY key;
|
|
SELECT 'hashed: semi left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 SEMI JOIN dict_hashed d USING(key) ORDER BY key;
|
|
SELECT 'hashed: anti left';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANTI JOIN dict_hashed d USING(key) ORDER BY key;
|
|
SELECT 'hashed: inner';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 JOIN dict_hashed d USING(key);
|
|
SELECT 'hashed: inner on';
|
|
SELECT * FROM (SELECT number AS k FROM numbers(100)) s1 JOIN dict_hashed d ON k = key ORDER BY k;
|
|
|
|
SET join_use_nulls = 0;
|
|
|
|
-- unsupported cases for dictionary join, falls back to regular join
|
|
|
|
SET join_algorithm = 'default';
|
|
|
|
SELECT 'flat: inner or';
|
|
SELECT * FROM (SELECT if(number % 2 = 0, number, number * 1000) AS k FROM numbers(100)) s1 JOIN dict_flat d ON k = key OR k == 1000 * key ORDER BY key;
|
|
|
|
SELECT 'flat: any left + any_join_distinct_right_table_keys';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANY LEFT JOIN dict_flat d USING(key) ORDER BY key SETTINGS any_join_distinct_right_table_keys = '1';
|
|
|
|
SET join_use_nulls = 1;
|
|
|
|
SELECT 'complex_cache (smoke)';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_complex_cache d ON s1.key = d.key ORDER BY s1.key;
|
|
|
|
SELECT 'not optimized (smoke)';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 RIGHT JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 RIGHT JOIN dict_flat d ON s1.key = d.key ORDER BY d.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number + 2 AS key FROM numbers(4)) s1 FULL JOIN dict_flat d USING(key) ORDER BY s1.key, d.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 ANY INNER JOIN dict_flat d USING(key) ORDER BY s1.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 ANY RIGHT JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 SEMI RIGHT JOIN dict_flat d USING(key) ORDER BY s1.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 ANTI RIGHT JOIN dict_flat d USING(key) ORDER BY key;
|
|
|
|
SET join_use_nulls = 0;
|
|
|
|
SELECT 'issue 23002';
|
|
|
|
SET join_algorithm = 'auto';
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_flat d ON s1.key = d.key ORDER BY s1.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANY LEFT JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 RIGHT JOIN dict_flat d ON s1.key = d.key ORDER BY d.key;
|
|
|
|
SET join_algorithm = 'partial_merge';
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 LEFT JOIN dict_flat d ON s1.key = d.key ORDER BY s1.key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(5)) s1 ANY LEFT JOIN dict_flat d USING(key) ORDER BY key;
|
|
SELECT '-';
|
|
SELECT * FROM (SELECT number AS key FROM numbers(2)) s1 RIGHT JOIN dict_flat d ON s1.key = d.key ORDER BY d.key;
|
|
|
|
DROP DICTIONARY dict_flat;
|
|
DROP DICTIONARY dict_hashed;
|
|
DROP DICTIONARY dict_complex_cache;
|
|
|
|
DROP TABLE t1;
|