| Server IP : 88.99.149.37 / Your IP : 216.73.216.141 Web Server : nginx/1.31.2 System : Linux server-88-99-149-37 6.12.0-124.56.5.el10_1.x86_64 #1 SMP PREEMPT_DYNAMIC Fri May 15 06:12:08 EDT 2026 x86_64 User : muralimurth ( 1015) PHP Version : 8.4.23 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/local/mysql/mysql-test/main/ |
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SET @odl_sync_frm = @@global.sync_frm; SET @@global.sync_frm = OFF; connect locker,localhost,root,,; connect writer,localhost,root,,; connection default; DROP TABLE IF EXISTS t1; CREATE TABLE t1( a INT, b INT ); CREATE TABLE t2( a INT, b INT ); INSERT INTO t1 VALUES (1, 1), (2, 2), (3, 3), (4, 4); INSERT INTO t2 VALUES (1, 1), (2, 2), (3, 3), (4, 4); # 1. test regular tables # 1.1. test altering of columns that multiupdate doesn't use # 1.1.1. normal mode # 1.1.2. PS mode # 1.2. test altering of columns that multiupdate uses # 1.2.1. normal mode connection default; # 1.2.2. PS mode connection default; ALTER TABLE t1 ADD COLUMN a INT; # 2. test UNIONs # 2.1. test altering of columns that multiupdate doesn't use # 2.1.1. normal mode # 2.1.2. PS mode # 2.2. test altering of columns that multiupdate uses # 2.2.1. normal mode connection default; # 2.2.2. PS mode connection default; DROP TABLE t1,t2; disconnect locker; disconnect writer; SET @@global.sync_frm = @odl_sync_frm;