| Server IP : 104.21.38.3 / Your IP : 162.158.163.172 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/mysql-test/include/ |
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SELECT @@collation_connection;
CREATE TABLE t1 ENGINE=HEAP AS SELECT REPEAT (' ', 10) AS a LIMIT 0;
ALTER TABLE t1 ADD KEY (a);
CREATE TABLE t2 (a VARCHAR(10));
INSERT INTO t2 VALUES ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7');
INSERT INTO t2 VALUES ('8'),('9'),('A'),('B'),('C'),('D'),('E'),('F');
INSERT INTO t1 SELECT CONCAT('a',t21.a,t22.a) FROM t2 t21, t2 t22 ORDER BY 1;
DROP TABLE t2;
INSERT INTO t1 VALUES ('a ');
SELECT a, HEX(a) FROM t1 WHERE a='a';
DROP TABLE t1;