Server IP : 104.21.38.3 / Your IP : 162.158.108.42 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 : |
# # http://bugs.mysql.com/53046 # dict_update_statistics_low can still be run concurrently on same table # # This is a symbolic test, it would not fail if the bug is present. # Rather those SQL commands have been used during manual testing under # UNIV_DEBUG & UNIV_SYNC_DEBUG to test all changed codepaths for locking # correctness. # -- source include/have_innodb.inc CREATE TABLE bug53046_1 (c1 INT PRIMARY KEY) ENGINE=INNODB; CREATE TABLE bug53046_2 (c2 INT PRIMARY KEY, FOREIGN KEY (c2) REFERENCES bug53046_1(c1) ON UPDATE CASCADE ON DELETE CASCADE) ENGINE=INNODB; INSERT INTO bug53046_1 VALUES (1); let $i = 5; while ($i) { eval INSERT INTO bug53046_1 SELECT c1+(SELECT MAX(c1) FROM bug53046_1) FROM bug53046_1; dec $i; } INSERT INTO bug53046_2 VALUES (1), (2); ANALYZE TABLE bug53046_1; # this prints create time and other nondeterministic data -- disable_result_log SHOW TABLE STATUS LIKE 'bug53046_1'; -- enable_result_log UPDATE bug53046_1 SET c1 = c1 - 1; DELETE FROM bug53046_1; INSERT INTO bug53046_1 VALUES (1); INSERT INTO bug53046_2 VALUES (1); TRUNCATE TABLE bug53046_2; DROP TABLE bug53046_2; DROP TABLE bug53046_1;