DROP TABLE IF EXISTS t6;
CREATE TABLE t6(c1 ENUM('a','b','c') NULL);
SHOW TABLES;
Tables_in_test
t6
SHOW CREATE TABLE t6;
Table	Create Table
t6	CREATE TABLE `t6` (
  `c1` enum('a','b','c') DEFAULT NULL
) ENGINE=ENGINE DEFAULT CHARSET=latin1
DROP TABLE t6;
SHOW TABLES;
Tables_in_test
CREATE TABLE t6(c1 ENUM('a','b','c') NOT NULL);
SHOW TABLES;
Tables_in_test
t6
SHOW CREATE TABLE t6;
Table	Create Table
t6	CREATE TABLE `t6` (
  `c1` enum('a','b','c') NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=latin1
DROP TABLE t6;
SHOW TABLES;
Tables_in_test