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 s1.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 s1.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;