CREATE TABLE strings(i STRING, t TIMESTAMP, time index(t)); Affected Rows: 0 INSERT INTO strings VALUES ('â‚(', 1); Affected Rows: 1 INSERT INTO strings VALUES (3, 4); Error: 2000(InvalidSyntax), Failed to parse value: Fail to parse number 3, invalid column type: String(StringType) SELECT * FROM strings WHERE i = 'â‚('; +-----+-------------------------+ | i | t | +-----+-------------------------+ | â‚( | 1970-01-01T00:00:00.001 | +-----+-------------------------+ CREATE TABLE a(i integer, j TIMESTAMP, time index(j)); Affected Rows: 0 INSERT INTO a VALUES (1, 2); Affected Rows: 1 INSERT INTO a VALUES (1); Error: 1004(InvalidArguments), Invalid SQL, error: column count mismatch, columns: 2, values: 1 INSERT INTO a VALUES (1,2,3); Error: 1004(InvalidArguments), Invalid SQL, error: column count mismatch, columns: 2, values: 3 INSERT INTO a VALUES (1,2),(3); Error: 1004(InvalidArguments), Invalid SQL, error: column count mismatch, columns: 2, values: 1 INSERT INTO a VALUES (1,2),(3,4,5); Error: 1004(InvalidArguments), Invalid SQL, error: column count mismatch, columns: 2, values: 3 DROP TABLE strings; Affected Rows: 0 DROP TABLE a; Affected Rows: 0