--disable_warnings DROP TABLE IF EXISTS t1; --enable_warnings 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'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def'); --sorted_result SELECT * FROM t1; 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'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def'); --sorted_result SELECT hex(c1),hex(c2),hex(c3) FROM t1; 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'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def'); --sorted_result SELECT hex(c1),hex(c2),hex(c3) FROM t1; 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'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','abc'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','abc','def'); --error ER_DUP_ENTRY INSERT INTO t1 (c1,c2,c3) VALUES('abc','def','def'); --sorted_result SELECT * FROM t1; DROP TABLE t1;