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commit 1198267c331b045b9cad26be72b1a5b4f8930a79 Author: Thirunarayanan Balathandayuthapani <thirunarayanan.balathandayuth@oracle.com> Date: Fri Aug 26 11:00:44 2016 +0530 Bug #20989615 INNODB AUTO_INCREMENT PRODUCES SAME VALUE TWICE The code fix is already present.
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@@ -0,0 +1,90 @@ | ||
CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB; | ||
# SETTING auto_increment_increment IN CONNECTION DEFAULT | ||
SET AUTO_INCREMENT_INCREMENT = 1; | ||
INSERT INTO t1 VALUES(NULL); | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 | ||
# SETTING auto_increment_increment IN CONNECTION1 | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1'; | ||
INSERT INTO t1 VALUES(NULL); | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
SET DEBUG_SYNC= 'now WAIT_FOR opened'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1'; | ||
insert into t1 values(NULL); | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
3 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=latin1 | ||
SET DEBUG_SYNC= 'now SIGNAL opened1'; | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
3 | ||
5 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=latin1 | ||
DROP TABLE t1; | ||
CREATE TABLE t1(id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB; | ||
# SETTING auto_increment_increment IN CONNECTION DEFAULT | ||
SET AUTO_INCREMENT_INCREMENT = 1; | ||
INSERT INTO t1 VALUES(NULL); | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=latin1 | ||
SET DEBUG_SYNC = 'now SIGNAL flushed'; | ||
# SETTING auto_increment_increment in connection1 | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
SET DEBUG_SYNC= 'now WAIT_FOR flushed'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1'; | ||
INSERT INTO t1 values(NULL); | ||
SET DEBUG_SYNC= 'now WAIT_FOR opened'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1'; | ||
INSERT INTO t1 VALUES(NULL); | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
3 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 | ||
SET DEBUG_SYNC= 'now SIGNAL opened1'; | ||
SELECT * FROM t1; | ||
id | ||
1 | ||
3 | ||
5 | ||
SHOW CREATE TABLE t1; | ||
Table Create Table | ||
t1 CREATE TABLE `t1` ( | ||
`id` int(11) NOT NULL AUTO_INCREMENT, | ||
PRIMARY KEY (`id`) | ||
) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=latin1 | ||
DROP TABLE t1; | ||
SET DEBUG_SYNC='RESET'; |
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--source include/have_innodb.inc | ||
--source include/have_debug.inc | ||
--source include/not_embedded.inc | ||
|
||
# Two parallel connection with autoinc column after restart. | ||
|
||
CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB; | ||
|
||
--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT | ||
SET AUTO_INCREMENT_INCREMENT = 1; | ||
INSERT INTO t1 VALUES(NULL); | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
|
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--source include/restart_mysqld.inc | ||
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--echo # SETTING auto_increment_increment IN CONNECTION1 | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
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SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1'; | ||
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SEND INSERT INTO t1 VALUES(NULL); | ||
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connect(con1, localhost, root,,); | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
SET DEBUG_SYNC= 'now WAIT_FOR opened'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1'; | ||
send insert into t1 values(NULL); | ||
|
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connection default; | ||
reap; | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
SET DEBUG_SYNC= 'now SIGNAL opened1'; | ||
|
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connection con1; | ||
reap; | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
connection default; | ||
disconnect con1; | ||
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DROP TABLE t1; | ||
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# Two parallel connection with autoinc column without restart. | ||
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CREATE TABLE t1(id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB; | ||
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--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT | ||
SET AUTO_INCREMENT_INCREMENT = 1; | ||
INSERT INTO t1 VALUES(NULL); | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
SET DEBUG_SYNC = 'now SIGNAL flushed'; | ||
|
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connect(con1, localhost, root,,); | ||
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--echo # SETTING auto_increment_increment in connection1 | ||
SET AUTO_INCREMENT_INCREMENT = 2; | ||
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SET DEBUG_SYNC= 'now WAIT_FOR flushed'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1'; | ||
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send INSERT INTO t1 values(NULL); | ||
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connection default; | ||
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SET DEBUG_SYNC= 'now WAIT_FOR opened'; | ||
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1'; | ||
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send INSERT INTO t1 VALUES(NULL); | ||
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connection con1; | ||
reap; | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
SET DEBUG_SYNC= 'now SIGNAL opened1'; | ||
disconnect con1; | ||
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connection default; | ||
reap; | ||
SELECT * FROM t1; | ||
SHOW CREATE TABLE t1; | ||
DROP TABLE t1; | ||
SET DEBUG_SYNC='RESET'; |