DROP TABLE IF EXISTS t1; CREATE TABLE t1(c1 BIT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` bit(1) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` bit(1) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 TINYINT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` tinyint(4) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` tinyint(4) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 SMALLINT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` smallint(6) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` smallint(6) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 MEDIUMINT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` mediumint(9) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` mediumint(9) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 INT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` int(11) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` int(11) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 INTEGER NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` int(11) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` int(11) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 BIGINT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` bigint(20) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` bigint(20) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 REAL NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` double NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` double NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 DOUBLE NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` double NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` double NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 FLOAT NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` float NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` float NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 DECIMAL NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` decimal(10,0) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` decimal(10,0) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 NUMERIC NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` decimal(10,0) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` decimal(10,0) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 DATE NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` date NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` date NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 TIME NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` time NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` time NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 TIMESTAMP NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test CREATE TABLE t1(c1 YEAR NOT NULL); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` year(4) NOT NULL ) ENGINE=ENGINE DEFAULT CHARSET=latin1 ALTER TABLE t1 ADD PRIMARY KEY (c1); SHOW TABLES; Tables_in_test t1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `c1` year(4) NOT NULL, PRIMARY KEY (`c1`) ) ENGINE=ENGINE DEFAULT CHARSET=latin1 DROP TABLE t1; SHOW TABLES; Tables_in_test