DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT PRIMARY KEY, b CHAR(8)) ENGINE=xengine MAX_ROWS=10000000;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` char(8) COLLATE utf8mb4_general_ci DEFAULT NULL,
  PRIMARY KEY (`a`)
) ENGINE=XENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci MAX_ROWS=10000000
ALTER TABLE t1 MAX_ROWS=30000000;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` char(8) COLLATE utf8mb4_general_ci DEFAULT NULL,
  PRIMARY KEY (`a`)
) ENGINE=XENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci MAX_ROWS=30000000
DROP TABLE t1;