DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT, b CHAR(8) PRIMARY KEY) ENGINE=rocksdb ROW_FORMAT=FIXED;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` char(8) NOT NULL,
  PRIMARY KEY (`b`)
) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci ROW_FORMAT=FIXED
ALTER TABLE t1 ROW_FORMAT=DYNAMIC;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` char(8) NOT NULL,
  PRIMARY KEY (`b`)
) ENGINE=ROCKSDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci ROW_FORMAT=DYNAMIC
DROP TABLE t1;