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DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 TINYINT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 SMALLINT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 MEDIUMINT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 INT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 INTEGER NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 BIGINT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 DECIMAL NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 DEC NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 FIXED NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 NUMERIC NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 DOUBLE NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 REAL NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 DOUBLE PRECISION NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
CREATE TABLE t1(c1 FLOAT NULL UNIQUE);
INSERT INTO t1 (c1) VALUES(10);
INSERT INTO t1 (c1) VALUES(11);
INSERT INTO t1 (c1) VALUES(10);
ERROR 23000: Duplicate entry '10' for key 'c1'
SELECT * FROM t1;
c1
10
11
DROP TABLE t1;
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