SET allow_experimental_decimal_type = 1; CREATE DATABASE IF NOT EXISTS test; DROP TABLE IF EXISTS test.decimal; CREATE TABLE IF NOT EXISTS test.decimal ( a DEC(9, 3), b DEC(18, 9), c DEC(38, 18) ) ENGINE = Memory; INSERT INTO test.decimal (a, b, c) VALUES (42.0, -42.0, 42) (0.42, -0.42, .42) (42.42, -42.42, 42.42); INSERT INTO test.decimal (a, b, c) FORMAT JSONEachRow {"a":1.1, "b":-1.1, "c":1.1} {"a":1.0, "b":-1.0, "c":1} {"a":0.1, "b":-0.1, "c":.1}; INSERT INTO test.decimal (a, b, c) FORMAT CSV 2.0,-2.0,2 ; INSERT INTO test.decimal (a, b, c) FORMAT CSV 0.2 ,-0.2 ,.2 ; INSERT INTO test.decimal (a, b, c) FORMAT CSV 2.2 , -2.2 , 2.2 ; INSERT INTO test.decimal (a, b, c) FORMAT TabSeparated 3.3 -3.3 3.3 ; INSERT INTO test.decimal (a, b, c) FORMAT TabSeparated 3.0 -3.0 3 ; INSERT INTO test.decimal (a, b, c) FORMAT TabSeparated 0.3 -0.3 .3 ; INSERT INTO test.decimal (a, b, c) FORMAT CSV 4.4E+5,-4E+8,.4E+20 ; INSERT INTO test.decimal (a, b, c) FORMAT CSV 5.5e-2, -5e-9 ,.5e-17 ; SELECT * FROM test.decimal ORDER BY a FORMAT JSONEachRow; SELECT * FROM test.decimal ORDER BY b DESC FORMAT CSV; SELECT * FROM test.decimal ORDER BY c FORMAT TabSeparated; DROP TABLE IF EXISTS test.decimal;