403Webshell
Server IP : 104.21.38.3  /  Your IP : 172.69.176.88
Web Server : Apache
System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64
User : www ( 1000)
PHP Version : 7.4.33
Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : OFF  |  Sudo : ON  |  Pkexec : ON
Directory :  /www/server/mysql/src/mysql-test/suite/innodb/t/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :


[ Back ]     

Current File : /www/server/mysql/src/mysql-test/suite/innodb/t/innodb-alter-autoinc.test
--source include/have_innodb.inc

CREATE TABLE t1 (a INT) ENGINE=InnoDB;
INSERT INTO t1 VALUES(347),(33101),(123),(45),(6);
# NULL -> NOT NULL only allowed INPLACE if strict sql_mode is on.
ALTER TABLE t1 ADD PRIMARY KEY(a);

# We cannot assign AUTO_INCREMENT values during online index creation.
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	LOCK=NONE;

--error ER_WRONG_AUTO_KEY
ALTER TABLE t1 ADD id INT AUTO_INCREMENT;

--error ER_WRONG_AUTO_KEY
ALTER TABLE t1 ADD id INT AUTO_INCREMENT, ADD INDEX(a, id);

ALTER TABLE t1 ADD id INT NOT NULL, ADD INDEX(id, a);

SELECT * FROM t1;

# Test with a non-default increment and offset
SET AUTO_INCREMENT_INCREMENT = 5, AUTO_INCREMENT_OFFSET = 30;

ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	DROP COLUMN id, AUTO_INCREMENT = 42, ALGORITHM=COPY;

SHOW CREATE TABLE t1;

# The autoinc next value should increase. It is not rolled back.
BEGIN;
INSERT INTO t1 VALUES(7,0);
SELECT * FROM t1;
ROLLBACK;

SHOW CREATE TABLE t1;

# We cannot assign AUTO_INCREMENT values during online index creation.
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	DROP COLUMN id, AUTO_INCREMENT = 42, LOCK=NONE;

ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	DROP COLUMN id, AUTO_INCREMENT = 42, ALGORITHM=INPLACE;

SELECT * FROM t1;
SHOW CREATE TABLE t1;

INSERT INTO t1 SET a=123;
INSERT INTO t1 VALUES(-123,-45);

ALTER TABLE t1 AUTO_INCREMENT = 75;

INSERT INTO t1 SET a=123;
SELECT * FROM t1;

SHOW CREATE TABLE t1;

DROP TABLE t1;

# ALGORITHM=INPLACE should deliver identical results to ALGORITHM=COPY.
CREATE TABLE t1 (a INT) ENGINE=InnoDB;
INSERT INTO t1 VALUES(347),(33101),(123),(45),(6);
ALTER TABLE t1 ADD PRIMARY KEY(a);

ALTER TABLE t1 ADD id INT NOT NULL, ADD INDEX(id, a);

SELECT * FROM t1;

ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	DROP COLUMN id, AUTO_INCREMENT = 42, ALGORITHM=INPLACE;

SHOW CREATE TABLE t1;

# The autoinc next value should increase. It is not rolled back.
BEGIN;
INSERT INTO t1 VALUES(7,0);
SELECT * FROM t1;
ROLLBACK;

SHOW CREATE TABLE t1;

ALTER TABLE t1 DROP PRIMARY KEY, ADD id INT AUTO_INCREMENT PRIMARY KEY,
	DROP COLUMN id, AUTO_INCREMENT = 42, ALGORITHM=COPY;

SELECT * FROM t1;

SHOW CREATE TABLE t1;

INSERT INTO t1 SET a=123;
INSERT INTO t1 VALUES(-123,-45);

ALTER TABLE t1 AUTO_INCREMENT = 75;

INSERT INTO t1 SET a=123;
SELECT * FROM t1;

SHOW CREATE TABLE t1;

DROP TABLE t1;

Youez - 2016 - github.com/yon3zu
LinuXploit