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Applying InnoDB snashot 5.1-ss6129

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r6051 | sunny | 2009-10-12 07:05:00 +0300 (Mon, 12 Oct 2009) | 6 lines
branches/5.1: Ignore negative values supplied by the user when calculating the
next value to store in dict_table_t. Setting autoincrement columns top negative
values is undefined behavior and this change should bring the behavior of
InnoDB closer to what users expect. Added several tests to check.
rb://162
This commit is contained in:
Sergey Vojtovich 2009-11-02 18:43:20 +04:00
commit 764a50b26a
3 changed files with 323 additions and 1 deletions
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105
mysql-test/t/innodb-autoinc.test
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@ -498,3 +498,108 @@ ALTER TABLE t1 AUTO_INCREMENT = 3;
INSERT INTO t1 VALUES(null);
SELECT * FROM t1;
DROP TABLE t1;
# If the user has specified negative values for an AUTOINC column then
# InnoDB should ignore those values when setting the table's max value.
SET @@SESSION.AUTO_INCREMENT_INCREMENT=1, @@SESSION.AUTO_INCREMENT_OFFSET=1;
SHOW VARIABLES LIKE "%auto_inc%";
# TINYINT
CREATE TABLE t1 (c1 TINYINT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-127, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (c1 TINYINT UNSIGNED PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-127, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
#
# SMALLINT
#
CREATE TABLE t1 (c1 SMALLINT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-32767, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (c1 SMALLINT UNSIGNED PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-32757, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
#
# MEDIUMINT
#
CREATE TABLE t1 (c1 MEDIUMINT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-8388607, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (c1 MEDIUMINT UNSIGNED PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-8388607, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
#
# INT
#
CREATE TABLE t1 (c1 INT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-2147483647, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (c1 INT UNSIGNED PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-2147483647, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
#
# BIGINT
#
CREATE TABLE t1 (c1 BIGINT PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-9223372036854775807, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (c1 BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT, c2 VARCHAR(10)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (-1, 'innodb');
INSERT INTO t1 VALUES (-9223372036854775807, 'innodb');
INSERT INTO t1 VALUES (NULL, NULL);
SHOW CREATE TABLE t1;
SELECT * FROM t1;
DROP TABLE t1;
# End negative number check