| Server IP : 104.21.38.3 / Your IP : 162.158.107.15 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/perfschema/r/ |
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================================================================================ SETUP ================================================================================ # Save current SHOW_COMPATIBILITY_56 setting SELECT @@global.show_compatibility_56 INTO @show_compatibility_56_save; SET @@global.show_compatibility_56=OFF; CREATE TABLE test.t1 (c1 INT); PREPARE stmt1 FROM "SELECT c1 FROM test.t1"; EXECUTE stmt1; c1 SHOW SESSION STATUS LIKE "%com_stmt_%prepare%"; Variable_name Value Com_stmt_prepare 1 Com_stmt_reprepare 0 SELECT * FROM performance_schema.session_status WHERE VARIABLE_NAME LIKE "%com_stmt%"; VARIABLE_NAME VARIABLE_VALUE Com_stmt_reprepare 0 SELECT VARIABLE_VALUE FROM performance_schema.global_status WHERE VARIABLE_NAME LIKE "Com_stmt_reprepare" INTO @count_global_reprepare_before; ALTER TABLE test.t1 ADD COLUMN c2 INTEGER; EXECUTE stmt1; c1 SHOW SESSION STATUS LIKE "%com_stmt_%prepare%"; Variable_name Value Com_stmt_prepare 2 Com_stmt_reprepare 1 SELECT * FROM performance_schema.session_status WHERE VARIABLE_NAME LIKE "%com_stmt%"; VARIABLE_NAME VARIABLE_VALUE Com_stmt_reprepare 1 SELECT VARIABLE_VALUE FROM performance_schema.global_status WHERE VARIABLE_NAME LIKE "Com_stmt_reprepare" INTO @count_global_reprepare_after; SELECT @count_global_reprepare_after - @count_global_reprepare_before; @count_global_reprepare_after - @count_global_reprepare_before 1 ================================================================================ CLEANUP ================================================================================ DROP TABLE test.t1; # Restore SHOW_COMPATIBILITY_56 setting SET @@global.show_compatibility_56 = @show_compatibility_56_save;