DROP TABLE IF EXISTS test.minmax_idx; CREATE TABLE test.minmax_idx ( u64 UInt64, i32 Int32, f64 Float64, d Decimal(10, 2), s String, e Enum8('a' = 1, 'b' = 2, 'c' = 3), dt Date ) ENGINE = MergeTree() ORDER BY u64 INDICES idx_all BY (i32, i32 + f64, d, s, e, dt) TYPE minmax GRANULARITY 2, idx_2 BY (u64 + toYear(dt), substring(s, 2, 4)) TYPE minmax GRANULARITY 3 SETTINGS index_granularity = 2; /* many small inserts => table will make merges */ INSERT INTO test.minmax_idx VALUES (1, 2, 4.5, 2.5, 'abc', 'a', '2014-01-01'); INSERT INTO test.minmax_idx VALUES (0, 5, 4.7, 6.5, 'cba', 'b', '2014-01-04'); INSERT INTO test.minmax_idx VALUES (1, 5, 6.9, 1.57, 'bac', 'c', '2017-01-01'); INSERT INTO test.minmax_idx VALUES (1, 2, 4.5, 2.5, 'abc', 'a', '2016-01-01'); INSERT INTO test.minmax_idx VALUES (2, 5, 4.7, 6.5, 'cba', 'b', '2015-01-01'); INSERT INTO test.minmax_idx VALUES (1, 5, 6.9, 1.57, 'bac', 'c', '2014-11-11'); INSERT INTO test.minmax_idx VALUES (1, 2, 4.5, 2.5, 'abc', 'a', '2014-02-11'); INSERT INTO test.minmax_idx VALUES (0, 5, 4.7, 6.5, 'cba', 'b', '2014-03-11'); INSERT INTO test.minmax_idx VALUES (1, 5, 6.9, 1.57, 'bac', 'c', '2014-04-11'); INSERT INTO test.minmax_idx VALUES (1, 2, 4.5, 2.5, 'abc', 'a', '2014-05-11'); INSERT INTO test.minmax_idx VALUES (2, 5, 4.7, 6.5, 'cba', 'b', '2014-06-11'); INSERT INTO test.minmax_idx VALUES (1, 5, 6.9, 1.57, 'bac', 'c', '2014-07-11'); /* simple select */ SELECT * FROM test.minmax_idx WHERE i32 = 5 AND i32 + f64 < 12 AND 3 < d AND d < 7 AND (s = 'bac' OR s = 'cba') ORDER BY dt; /* select with hole made by primary key */ SELECT * FROM test.minmax_idx WHERE u64 != 1 AND e = 'b' ORDER BY dt; DROP TABLE test.minmax_idx;