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DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 CHAR(30) NOT NULL, c2 CHAR(20) NOT NULL);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` char(30) NOT NULL,
`c2` char(20) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
ALTER TABLE t1 ADD PRIMARY KEY (c1,c2);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` char(30) NOT NULL,
`c2` char(20) NOT NULL,
PRIMARY KEY (`c1`,`c2`)
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 VARCHAR(30) NOT NULL, c2 VARCHAR(20) NOT NULL);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` varchar(30) NOT NULL,
`c2` varchar(20) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
ALTER TABLE t1 ADD PRIMARY KEY (c1,c2);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` varchar(30) NOT NULL,
`c2` varchar(20) NOT NULL,
PRIMARY KEY (`c1`,`c2`)
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 BINARY(30) NOT NULL, c2 BINARY(20) NOT NULL);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` binary(30) NOT NULL,
`c2` binary(20) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
ALTER TABLE t1 ADD PRIMARY KEY (c1,c2);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` binary(30) NOT NULL,
`c2` binary(20) NOT NULL,
PRIMARY KEY (`c1`,`c2`)
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 VARBINARY(30) NOT NULL, c2 VARBINARY(20) NOT NULL);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` varbinary(30) NOT NULL,
`c2` varbinary(20) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
ALTER TABLE t1 ADD PRIMARY KEY (c1,c2);
SHOW TABLES;
Tables_in_test
t1
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` varbinary(30) NOT NULL,
`c2` varbinary(20) NOT NULL,
PRIMARY KEY (`c1`,`c2`)
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
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