DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 CHAR(10) NOT NULL, c2 CHAR(10) NOT NULL, c3 CHAR(10) NOT NULL, PRIMARY KEY(c1,c2,c3));
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
ERROR 23000: Duplicate entry 'abc-abc-abc' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
ERROR 23000: Duplicate entry 'abc-abc-def' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
ERROR 23000: Duplicate entry 'abc-def-def' for key 'PRIMARY'
SELECT * FROM t1;
c1	c2	c3
abc	abc	abc
abc	abc	def
abc	def	abc
abc	def	def
def	abc	abc
def	abc	def
def	def	abc
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10) NOT NULL, c2 VARCHAR(10) NOT NULL, c3 VARCHAR(10) NOT NULL, PRIMARY KEY(c1,c2,c3));
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
ERROR 23000: Duplicate entry 'abc-abc-abc' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
ERROR 23000: Duplicate entry 'abc-abc-def' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
ERROR 23000: Duplicate entry 'abc-def-def' for key 'PRIMARY'
SELECT hex(c1),hex(c2),hex(c3) FROM t1;
hex(c1)	hex(c2)	hex(c3)
616263	616263	616263
616263	616263	646566
616263	646566	616263
616263	646566	646566
646566	616263	616263
646566	616263	646566
646566	646566	616263
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(10) NOT NULL, c2 BINARY(10) NOT NULL, c3 BINARY(10) NOT NULL, PRIMARY KEY(c1,c2,c3));
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
ERROR 23000: Duplicate entry 'abc' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
ERROR 23000: Duplicate entry 'abc' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
ERROR 23000: Duplicate entry 'abc' for key 'PRIMARY'
SELECT hex(c1),hex(c2),hex(c3) FROM t1;
hex(c1)	hex(c2)	hex(c3)
61626300000000000000	61626300000000000000	61626300000000000000
61626300000000000000	61626300000000000000	64656600000000000000
61626300000000000000	64656600000000000000	61626300000000000000
61626300000000000000	64656600000000000000	64656600000000000000
64656600000000000000	61626300000000000000	61626300000000000000
64656600000000000000	61626300000000000000	64656600000000000000
64656600000000000000	64656600000000000000	61626300000000000000
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(10) NOT NULL, c2 VARBINARY(10) NOT NULL, c3 VARBINARY(10) NOT NULL, PRIMARY KEY(c1,c2,c3));
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','def','abc');
INSERT INTO t1 (c1,c2,c3) VALUES('def','abc','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc');
ERROR 23000: Duplicate entry 'abc-abc-abc' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def');
ERROR 23000: Duplicate entry 'abc-abc-def' for key 'PRIMARY'
INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def');
ERROR 23000: Duplicate entry 'abc-def-def' for key 'PRIMARY'
SELECT * FROM t1;
c1	c2	c3
abc	abc	abc
abc	abc	def
abc	def	abc
abc	def	def
def	abc	abc
def	abc	def
def	def	abc
DROP TABLE t1;